fix(canvas): distinguish provider balance from image rate limits

.env.example

@@ -153,9 +153,8 @@ PRODUCT_PLANNING_DB_SSL=false
 # Home Performance / Queues
 # -----------------------------------------------------------------------------
 
-# Legacy image queue fields: 0 = unrestricted; model/user admission caps are disabled.
-CANVAS_IMAGE_TASK_CONCURRENCY=0
-CANVAS_IMAGE_TASK_BATCH_DISPATCH_INTERVAL_MS=0
+CANVAS_IMAGE_TASK_CONCURRENCY=3
+CANVAS_IMAGE_TASK_BATCH_DISPATCH_INTERVAL_MS=1000
 EXTERNAL_IMAGE_API_MAX_CONCURRENT=3
 EXTERNAL_IMAGE_API_MAX_QUEUE=20
 EXTERNAL_IMAGE_API_QUEUE_TIMEOUT_MS=120000

.gitattributes

@@ -1,20 +0,0 @@
-# Keep source checkouts consistent across Windows and Linux.
-.gitattributes text eol=lf
-.gitignore text eol=lf
-*.ts text eol=lf
-*.tsx text eol=lf
-*.js text eol=lf
-*.jsx text eol=lf
-*.mjs text eol=lf
-*.cjs text eol=lf
-*.json text eol=lf
-*.jsonc text eol=lf
-*.yaml text eol=lf
-*.yml text eol=lf
-*.css text eol=lf
-*.html text eol=lf
-*.md text eol=lf
-*.sh text eol=lf
-*.py text eol=lf
-*.bat text eol=crlf
-*.cmd text eol=crlf

.gitignore

@@ -13,7 +13,6 @@ coverage
 .next/
 .next-build/
 .next-previous/
-/.next-*/
 out/
 build
 
@@ -68,11 +67,6 @@ migration-backup-complete/
 migration-*.log
 migration-*.txt
 
-# Local release backups, model credentials and migration scratch data.
-/.model-config-backups/
-/backups/
-/tmp/
-
 # 本地抓包/竞品参考产物，不能提交
 artifacts/liblib-*/
 analysis/qiaodou-extract/
@@ -126,7 +120,6 @@ services/smart-edit/__pycache__/
 # Local verification artefacts (also excluded from Tailwind's automatic source scan).
 .qa/
 .next-video-*/
-.next-tvstar-*/
 
 services/video-upscale/dist/
 services/video-upscale/__pycache__/
@@ -134,7 +127,3 @@ services/video-upscale/vendor/__pycache__/
 
 /services/audio-processing/dist/
 /services/audio-processing/__pycache__/
-
-# Python release-tool and test bytecode.
-__pycache__/
-*.pyc

app/(admin)/settings/_components/local-ai-sections/image-pipeline-sections.tsx

@@ -2377,9 +2377,7 @@ export function LocalAiImagePipelineSections({
             items={[
               {
                 label:
-                  extendConfig.provider === "fal"
-                    ? "Bria 扩图服务"
-                    : extendConfig.provider === "vip98k"
+                  extendConfig.provider === "vip98k"
                     ? "VIP98K 服务商"
                     : "阿里云服务商",
                 tone: "enabled",
@@ -2393,11 +2391,7 @@ export function LocalAiImagePipelineSections({
         }
         title="图像拓展API配置"
       >
-        {extendConfig.provider === "fal" ? (
-          <div className="rounded-lg border bg-muted/40 p-4 text-sm">
-            使用 Bria 生成新增区域并保留原图主体和文字。密钥从已启用的 fal 官方服务商读取。
-          </div>
-        ) : extendConfig.provider === "vip98k" ? (
+        {extendConfig.provider === "vip98k" ? (
           <div className="rounded-lg border bg-muted/40 p-4 text-sm">
             使用 VIP98K 的 image-expansion 模型。API Key 从“AI 模型设置”中的
             VIP98K 服务商读取，仅在这里维护扩展比例。

app/(admin)/settings/_components/local-ai-sections/runtime-sections.tsx

@@ -1078,15 +1078,139 @@ export function LocalAiRuntimeSections({
         </Button>
       </LocalAiSectionShell>
 
+      {/* 全站生图单模型并发 */}
       <LocalAiSectionShell
-        description="生图任务直接发起，图片先显示，后台转存到存储桶。"
+        description={
+          <>
+            控制全站生图链路中，同一个模型允许同时运行的任务数，以及排队后下一批任务的发起间隔。配置保存到数据库，异步队列和直调生成都会自动读取，无需重启服务。
+          </>
+        }
         expanded={isLocalAiSectionExpanded("canvas-image-task-queue")}
         id="local-ai-section-canvas-image-task-queue"
         onToggle={() => toggleLocalAiSection("canvas-image-task-queue")}
-        summary={<LocalAiSectionSummary items={[{ label: "并发不限", tone: "enabled" }, { label: "即时发起", tone: "enabled" }]} />}
-        title={<span className="flex items-center gap-2"><ImageIcon className="h-5 w-5" />生图任务执行</span>}
+        summary={
+          <LocalAiSectionSummary
+            items={[
+              {
+                label: `${canvasImageTaskQueueConfig.concurrency} 并发/模型`,
+                tone: "neutral",
+              },
+              {
+                label: `${(
+                  canvasImageTaskQueueConfig.batchDispatchIntervalMs / 1000
+                ).toFixed(1)} 秒补位`,
+                tone: "neutral",
+              },
+              { label: "全站生图生效", tone: "enabled" },
+            ]}
+          />
+        }
+        title={
+          <span className="flex items-center gap-2">
+            <ImageIcon className="h-5 w-5" />
+            全站生图单模型并发与批次间隔
+          </span>
+        }
       >
-        <p className="text-muted-foreground text-sm">已取消模型及单用户并发限制，任务无需等待其他图片生成完成。任务状态、超时处理和失败重试继续保留。</p>
+        <div className="grid gap-6 lg:grid-cols-[minmax(0,1fr)_minmax(220px,320px)]">
+          <div className="rounded-lg border border-amber-200 bg-amber-50 p-4 text-amber-900 text-sm">
+            <div className="font-medium">生效范围</div>
+            <div className="mt-2 space-y-1 text-amber-800 text-xs leading-5">
+              <p>
+                •
+                影响画布异步生图、智能体直调生图、视频分镜高清预览等全站生图入口。
+              </p>
+              <p>
+                •
+                多用户共享同一套并发限制，但会按模型分别计数，不同模型之间不再互相阻塞。
+              </p>
+              <p>
+                • 当前配置的是单模型并发，不是全站总并发，也不是单用户并发。
+              </p>
+              <p>
+                •
+                批次间隔只控制排队补位的“下一批”发起节奏，不影响首批任务即时启动。
+              </p>
+              <p>
+                • 数值过高可能触发上游模型 429、超时或 504，建议配合模型 Key
+                池继续细分。
+              </p>
+            </div>
+          </div>
+
+          <div className="space-y-4">
+            <div className="space-y-2">
+              <Label htmlFor="canvasImageTaskQueueConcurrency">
+                单模型最大同时运行任务数
+              </Label>
+              <Input
+                id="canvasImageTaskQueueConcurrency"
+                max={MAX_CANVAS_IMAGE_TASK_CONCURRENCY}
+                min={MIN_CANVAS_IMAGE_TASK_CONCURRENCY}
+                onChange={(e) =>
+                  setCanvasImageTaskQueueConfig(
+                    normalizeCanvasImageTaskQueueConfig({
+                      ...canvasImageTaskQueueConfig,
+                      concurrency: e.target.value,
+                    })
+                  )
+                }
+                type="number"
+                value={canvasImageTaskQueueConfig.concurrency}
+              />
+              <div className="text-muted-foreground text-xs">
+                可配置范围 {MIN_CANVAS_IMAGE_TASK_CONCURRENCY}-
+                {MAX_CANVAS_IMAGE_TASK_CONCURRENCY}，当前为{" "}
+                {canvasImageTaskQueueConfig.concurrency} 并发，默认值为{" "}
+                {DEFAULT_CANVAS_IMAGE_TASK_CONCURRENCY}。
+              </div>
+            </div>
+
+            <div className="space-y-2">
+              <Label htmlFor="canvasImageTaskBatchDispatchIntervalSeconds">
+                下一批排队任务发起间隔（秒）
+              </Label>
+              <Input
+                id="canvasImageTaskBatchDispatchIntervalSeconds"
+                max={MAX_CANVAS_IMAGE_BATCH_DISPATCH_INTERVAL_MS / 1000}
+                min={MIN_CANVAS_IMAGE_BATCH_DISPATCH_INTERVAL_MS / 1000}
+                onChange={(e) =>
+                  setCanvasImageTaskQueueConfig(
+                    normalizeCanvasImageTaskQueueConfig({
+                      ...canvasImageTaskQueueConfig,
+                      batchDispatchIntervalMs: Math.round(
+                        Number.parseFloat(e.target.value || "0") * 1000
+                      ),
+                    })
+                  )
+                }
+                step="0.5"
+                type="number"
+                value={String(
+                  canvasImageTaskQueueConfig.batchDispatchIntervalMs / 1000
+                )}
+              />
+              <div className="text-muted-foreground text-xs">
+                可配置范围 {MIN_CANVAS_IMAGE_BATCH_DISPATCH_INTERVAL_MS / 1000}-
+                {MAX_CANVAS_IMAGE_BATCH_DISPATCH_INTERVAL_MS / 1000} 秒，当前为{" "}
+                {(
+                  canvasImageTaskQueueConfig.batchDispatchIntervalMs / 1000
+                ).toFixed(1)}{" "}
+                秒，默认值为{" "}
+                {(
+                  DEFAULT_CANVAS_IMAGE_BATCH_DISPATCH_INTERVAL_MS / 1000
+                ).toFixed(1)}{" "}
+                秒。
+              </div>
+            </div>
+          </div>
+        </div>
+
+        <div className="flex justify-end">
+          <Button onClick={handleSaveCanvasImageTaskQueueConfig}>
+            <Save className="mr-2 h-4 w-4" /> 保存并发与间隔
+          </Button>
+        </div>
       </LocalAiSectionShell>
 
       {/* 批量处理配置 */}

app/(admin)/settings/_lib/types.ts

@@ -274,7 +274,7 @@ export type EnhanceConfig = {
 };
 
 export type ExtendConfig = {
-  provider: "vip98k" | "dashscope" | "fal";
+  provider: "vip98k" | "dashscope";
   xScale: string;
   yScale: string;
 };

app/(chat)/api/chat/_lib/detail-replacement.ts

@@ -4,8 +4,7 @@ import { fetchImageBufferFromUrl } from "@/lib/ai/rmbg/service";
 import { getLanguageModelById } from "@/lib/ai/dynamic-provider";
 import {
   DETAIL_REPLACEMENT_IMAGE_MODEL_CONFIG_KEY,
-  findConfiguredDetailReplacementImageModel,
-  isDetailReplacementImageModel,
+  normalizeDetailReplacementImageModelConfig,
 } from "@/lib/ai/detail-replacement-image-model-config";
 import {
   compositeReplacementWithReferenceLocks,
@@ -30,6 +29,7 @@ import {
 } from "@/lib/db/queries";
 import { uploadFile } from "@/lib/storage/service";
 import { bufferToArrayBuffer } from "./persistence";
+import { isVideoProviderType } from "./video-models";
 import type { AgentPresetMessageImagePart } from "./agent-scene-workflow";
 import type { PostRequestBody } from "../schema";
 
@@ -2161,10 +2161,22 @@ export async function resolveDirectReplacementModelRef(params: {
   models?: Awaited<ReturnType<typeof getEnabledAiModelsWithProvider>>;
 }) {
   const models = params.models || (await getEnabledAiModelsWithProvider(false));
+  const imageModels = models.filter(
+    ({ model, provider }) =>
+      model.supportsImageGen &&
+      !model.isSubModel &&
+      !isVideoProviderType(provider?.type, model),
+  );
   const configuredModelSetting = await getSystemSetting({
     key: DETAIL_REPLACEMENT_IMAGE_MODEL_CONFIG_KEY,
   }).catch(() => null);
-  const configuredModel = findConfiguredDetailReplacementImageModel(models, configuredModelSetting?.value);
+  const configuredModelId = normalizeDetailReplacementImageModelConfig(
+    configuredModelSetting?.value,
+  ).modelId;
+  const configuredModel = imageModels.find(
+    ({ model }) =>
+      model.id === configuredModelId || model.modelId === configuredModelId,
+  );
   if (configuredModel) {
     return configuredModel.model.id;
   }
@@ -2178,7 +2190,6 @@ export async function resolveDirectReplacementModelRef(params: {
     return routedModel;
   }
 
-  const imageModels = models.filter(isDetailReplacementImageModel);
   const preferred =
     imageModels.find(({ model }) => model.isDefault) ||
     imageModels.find(({ provider }) => String(provider?.type || "").includes("image")) ||

app/(chat)/api/chat/_lib/image-failover.ts

@@ -5,7 +5,7 @@ import { modelLacksReferenceImageInputSupport } from "@/lib/ai/reference-image-c
 import type { ChatMessage } from "@/lib/types";
 import { convertMessagesWithImages } from "./image-media";
 import { isProviderBalanceError } from "@/lib/request-error";
-import { isImageModelBalanceBlocked } from "@/lib/ai/runtime/image-balance";
+import { isImageFallbackModelBalanceCoolingDown } from "@/lib/ai/runtime/image-fallback-balance-cooldown";
 
 const chatApiLogger = createLogger("chat.imageFailover");
 
@@ -326,7 +326,7 @@ export function buildImageFallbackCandidates(
     if (!sameProvider && !IMAGE_FAILOVER_PROVIDER_ALLOWLIST.has(providerType)) {
       return false;
     }
-    if (isImageFallbackModelCoolingDown(item.model.id) || isImageModelBalanceBlocked(item.model)) {
+    if (isImageFallbackModelCoolingDown(item.model.id) || isImageFallbackModelBalanceCoolingDown(item.model)) {
       const cooldown = imageFailoverModelCooldown.get(item.model.id);
       chatApiLogger.info(`[Chat API] ⏭ Skip configured image fallback on cooldown: ${item.model.displayName} (${providerType}) - ${cooldown?.reason || "provider balance cooldown"}`);
       return false;
@@ -488,7 +488,7 @@ export function getImageCrossProviderCandidates(
       }
       if (m.model.id === options.currentModelId) return false;
       if (options.currentProviderId && m.provider.id === options.currentProviderId) return false;
-      if (isImageFallbackModelCoolingDown(m.model.id) || isImageModelBalanceBlocked(m.model)) {
+      if (isImageFallbackModelCoolingDown(m.model.id) || isImageFallbackModelBalanceCoolingDown(m.model)) {
         const cooldown = imageFailoverModelCooldown.get(m.model.id);
         chatApiLogger.info(`[Chat API] ⏭ Skip image failover model on cooldown: ${m.model.displayName} (${m.provider.type}) - ${cooldown?.reason || "provider balance cooldown"}`);
         return false;

app/(chat)/api/chat/_lib/image-generation-failure.ts

@@ -1,47 +0,0 @@
-import { saveMessages } from "@/lib/db/queries";
-import type { ImageGenerationStatusStreamPayload } from "@/lib/canvas/image-generation-status";
-import { formatRequestFailure, getRequestFailureDetails } from "@/lib/request-error";
-import { safeWriteStreamChunk, type StreamWriter, writeAssistantTextChunk, writeStructuredDataChunk } from "./stream";
-
-export async function reportImageGenerationFailure(params: {
-  writer: StreamWriter;
-  chatId: string;
-  userMessageId: string;
-  messageId: string;
-  error: unknown;
-  label: string;
-}) {
-  const failure = getRequestFailureDetails(params.error, "图片生成失败");
-  const status: ImageGenerationStatusStreamPayload = {
-    phase: "failed",
-    userMessageId: params.userMessageId,
-    requestId: params.messageId,
-    failure,
-  };
-  const text = formatRequestFailure(failure, params.messageId);
-  const parts = [
-    { type: "text", text },
-    { type: "data-imageGenerationStatus", data: status },
-  ];
-  writeStructuredDataChunk(params.writer, "data-imageGenerationStatus", status, `${params.label}:status`);
-  safeWriteStreamChunk(params.writer, {
-    type: "data-appendMessage",
-    data: JSON.stringify({ id: params.messageId, role: "assistant", parts }),
-  }, params.label);
-  writeAssistantTextChunk(params.writer, "<!-- IMAGE_GENERATION_END -->", `${params.label}:end`);
-  // History carries the same terminal state when the browser loses the stream.
-  await saveMessages({ messages: [{
-    id: params.messageId,
-    chatId: params.chatId,
-    role: "assistant",
-    parts,
-    attachments: [],
-    createdAt: new Date(),
-    videoStorageStatus: null,
-    temporaryVideoUrl: null,
-    permanentVideoUrl: null,
-    archivedAt: null,
-    videoMetadata: null,
-  }] });
-  return text;
-}

app/(chat)/api/chat/_lib/stream.ts

@@ -208,7 +208,6 @@ export function writeImageGenerationStatusChunk(
   writer: StreamWriter,
   params: {
     phase: "queued" | "processing" | "finalizing" | "failed" | "completed";
-    userMessageId?: string;
     providerType?: string | null;
     modelName?: string | null;
     imageCount?: number | null;
@@ -224,7 +223,6 @@ export function writeImageGenerationStatusChunk(
     "data-imageGenerationStatus",
     {
       phase: params.phase,
-      userMessageId: params.userMessageId,
       providerType: normalizeImageLoadingProviderType(params.providerType),
       modelName: String(params.modelName || "").trim() || undefined,
       imageCount:

app/(chat)/api/chat/route.ts

@@ -1,11 +1,8 @@
-import { isExplicitDestructiveIntent } from "@/lib/ai/canvas-agent-runtime/capability-access";
-import { inferVideoTaskRequirements } from "@/lib/ai/canvas-agent-runtime/video-protocol";
 import { createLogger } from "@/lib/observability/logger";
-import { trackRuntimeWork } from "@/lib/observability/active-work";
 import { geolocation } from "@vercel/functions";
 import {
   convertToModelMessages,
-  createUIMessageStream as createAiUIMessageStream,
+  createUIMessageStream,
   generateText,
   smoothStream,
   stepCountIs,
@@ -197,7 +194,6 @@ import {
 } from "@/lib/ai/runtime/agent-media-markdown";
 import { extractImageUrlsFromText } from "@/lib/image-url";
 import { saveGeneratedImages } from "@/lib/ai/runtime/generated-image-persistence";
-import { withAuthenticationFailover } from "@/lib/ai/runtime/authentication-failover";
 import {
   recordAiModelHealthFailure,
   recordAiModelHealthSuccess,
@@ -337,7 +333,6 @@ import {
 } from "./_lib/image-media";
 import {
   buildImageFallbackCandidates,
-  countChatMessageImageInputs,
   generateImageWithFailoverCandidate,
   getImageCrossProviderCandidates,
   IMAGE_FAILOVER_PROVIDER_ALLOWLIST,
@@ -346,8 +341,6 @@ import {
   setImageFallbackModelCooldown,
   shouldCooldownImageFallbackModel,
 } from "./_lib/image-failover";
-import { isImageModelBalanceBlocked, resolveConfiguredImageBalanceFallback } from "@/lib/ai/runtime/image-balance";
-import { isProviderBalanceError } from "@/lib/request-error";
 import {
   buildAgentSceneWorkflowPrompt,
   buildAgentSlotPrompt,
@@ -372,10 +365,7 @@ import {
   resolveReplacementReferenceGeometry,
   resolveReplacementScenePlanningRuntime,
 } from "./_lib/detail-replacement";
-import {
-  selectDetailReplacementGenerationInputs,
-  shouldIncludeDetailReplacementModelImage,
-} from "@/lib/ai/detail-replacement-inputs";
+import { selectDetailReplacementGenerationInputs } from "@/lib/ai/detail-replacement-inputs";
 import {
   normalizeAgentReportForDisplay,
   sanitizeAgentOutputSettingsSection,
@@ -426,14 +416,12 @@ import {
   type VideoModeType,
 } from "./_lib/video-models";
 
-import { reportImageGenerationFailure } from "./_lib/image-generation-failure";
-
 const chatApiLogger = createLogger("chat.route");
-const createUIMessageStream: typeof createAiUIMessageStream = (options) =>
-  createAiUIMessageStream({ ...options, execute: (writer) => trackRuntimeWork(() => options.execute(writer)) });
 
 const INTERNAL_IMAGE_GENERATION_FAILURE_PATTERN =
   /生成图片失败|图片生成失败|未找到图片数据|未解析到图片|模型未返回生成图片|图片数据不可用|未返回可用图片/i;
+const DETAIL_REPLACEMENT_MODEL_TEXT_HINT_PATTERN =
+  /自拍|合照|聚会|聚餐|围坐|用餐|试坐|承重|受力|拿手机|手持|人物场景|人物关系|真人演示|人物展示|人像展示|固定模特|用户模特|same\s+model|fixed\s+model|person|people|human/i;
 
 function assertGeneratedImageMarkdownHasImage(markdown: string, modelLabel: string) {
   const normalizedMarkdown = String(markdown || "").trim();
@@ -448,6 +436,45 @@ function assertGeneratedImageMarkdownHasImage(markdown: string, modelLabel: stri
   throw new Error(`${modelLabel} 未返回可用图片：${reason.slice(0, 160)}`);
 }
 
+function getPublicImageGenerationErrorText(error: unknown) {
+  const message = error instanceof Error ? error.message : String(error || "");
+  const publicMessage = getUserFacingImageGenerationErrorMessage(error);
+  if (!message || (publicMessage === message && INTERNAL_IMAGE_GENERATION_FAILURE_PATTERN.test(message))) {
+    return "图片生成失败，请稍后重试";
+  }
+  return publicMessage;
+}
+
+function replacementScenePlanShouldIncludeModelImage(scenePlan: any) {
+  if (!scenePlan) return false;
+  if (scenePlan.useModelImage === true) return true;
+  if (
+    scenePlan.peoplePolicy &&
+    scenePlan.peoplePolicy !== "none"
+  ) {
+    return true;
+  }
+  if (scenePlan.generationRoute === "people_relation_locked") return true;
+  if (scenePlan.pageKind === "people_scene" || scenePlan.pageKind === "action_poster") {
+    return true;
+  }
+
+  const text = [
+    scenePlan.modelImageReason,
+    scenePlan.routeReason,
+    scenePlan.sceneSummary,
+    scenePlan.cameraSummary,
+    scenePlan.placementSummary,
+    scenePlan.preserveSummary,
+    scenePlan.styleSummary,
+    scenePlan.avoidSummary,
+    scenePlan.generationPrompt,
+  ]
+    .filter(Boolean)
+    .join(" ");
+  return DETAIL_REPLACEMENT_MODEL_TEXT_HINT_PATTERN.test(text);
+}
+
 const AGENT_REPLACEMENT_PARALLEL_WORKER_COUNT = Math.max(
   1,
   Math.min(8, Number(process.env.AGENT_REPLACEMENT_PARALLEL_WORKER_COUNT || 6) || 6),
@@ -905,15 +932,6 @@ export async function POST(request: Request) {
     const json = await request.json();
     chatApiLogger.info("[Chat API] Received request body:", JSON.stringify(json, null, 2));
     requestBody = postRequestBodySchema.parse(json);
-    // Agent/Auto Agent has one execution owner: the isolated native ZCode entry.
-    // This also upgrades existing browser tabs without routing Claw here.
-    if (requestBody.composerMode === "agent" && requestBody.contextPayload?.source === "canvas" && requestBody.contextPayload.projectId) {
-      const { POST: nativeAgentPost } = await import("@/app/api/canvas/agent-chat/route");
-      return nativeAgentPost(new Request(new URL("/api/canvas/agent-chat", request.url), {
-        method: "POST", headers: request.headers, body: JSON.stringify(json),
-      }));
-    }
-
   } catch (error) {
     chatApiLogger.error("[Chat API] Schema validation failed:", error);
     return new ChatSDKError("bad_request:api").toResponse();
@@ -1208,14 +1226,6 @@ export async function POST(request: Request) {
       }
     }
 
-    if (shouldRunAgentConversation && preferredAgentModelId && !shouldKeepSelectedModel) {
-      const preferred = await getAiModelById({ id: preferredAgentModelId }).catch(() => null);
-      if (!preferred?.isEnabled || preferred.healthStatus === "auto_disabled") {
-        preferredAgentModelId = undefined;
-        configuredAgentConversationModelId = undefined;
-      }
-    }
-
     if (shouldRunAgentConversation && !preferredAgentModelId) {
       const configuredAgentModel = await getAgentAiModelWithProvider().catch((agentModelError) => {
         chatApiLogger.warn("[Chat API] Failed to load configured agent model:", agentModelError);
@@ -1336,7 +1346,6 @@ export async function POST(request: Request) {
     }
 
     const allowAgentVideoGeneration =
-      (contextPayload?.source === "canvas" && inferVideoTaskRequirements(requestTextContent).expectsVideo) ||
       Boolean(requestBody.videoParams) ||
       isVideoProviderType(requestedModelProviderType, requestedModelConfig || undefined);
     let smartAutoWorkflowDecision:
@@ -5680,7 +5689,6 @@ export async function POST(request: Request) {
             writeImageGenerationStatusChunk(
               writer,
               {
-                userMessageId: message.id,
                 phase: "processing",
                 modelName: resolvedModelRef,
                 imageCount: replacementReferences.length,
@@ -5934,7 +5942,7 @@ export async function POST(request: Request) {
               const shouldIncludeModelImage =
                 detailReplacementStrategy !== "product_only" &&
                 Boolean(modelInputImageUrl) &&
-                (shouldIncludeDetailReplacementModelImage(
+                (replacementScenePlanShouldIncludeModelImage(
                   replacementExecutionPlan.scenePlan,
                 ) ||
                   selectedProductContextImageUrls.length === 0);
@@ -6023,7 +6031,6 @@ export async function POST(request: Request) {
                           writeImageGenerationStatusChunk(
                             writer,
                             {
-                              userMessageId: message.id,
                               phase:
                                 queueStatus.status === "running"
                                   ? "processing"
@@ -6179,7 +6186,6 @@ export async function POST(request: Request) {
             writeImageGenerationStatusChunk(
               writer,
               {
-                userMessageId: message.id,
                 phase: successCount > 0 ? "completed" : "failed",
                 modelName: resolvedModelDisplayName,
                 imageCount: successCount,
@@ -6412,7 +6418,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "processing",
                   modelName:
                     selectedAgentPreset.defaultModel?.displayName ||
@@ -6830,7 +6835,7 @@ export async function POST(request: Request) {
                   !(isDetailReplacementPreset &&
                     detailReplacementStrategy === "product_only") &&
                   Boolean(modelInputImageUrl) &&
-                  (shouldIncludeDetailReplacementModelImage(
+                  (replacementScenePlanShouldIncludeModelImage(
                     replacementExecutionPlan.scenePlan,
                   ) ||
                     (isDetailReplacementPreset &&
@@ -6964,7 +6969,6 @@ export async function POST(request: Request) {
                             writeImageGenerationStatusChunk(
                               writer,
                               {
-                                userMessageId: message.id,
                                 phase:
                                   queueStatus.status === "running"
                                     ? "processing"
@@ -7290,7 +7294,6 @@ export async function POST(request: Request) {
                         writeImageGenerationStatusChunk(
                           writer,
                           {
-                            userMessageId: message.id,
                             phase:
                               queueStatus.status === "running"
                                 ? "processing"
@@ -7519,7 +7522,6 @@ export async function POST(request: Request) {
                           writeImageGenerationStatusChunk(
                             writer,
                             {
-                              userMessageId: message.id,
                               phase:
                                 queueStatus.status === "running"
                                   ? "processing"
@@ -7838,7 +7840,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: successCount > 0 ? "completed" : "failed",
                   modelName:
                     selectedAgentPreset.defaultModel?.displayName ||
@@ -8048,7 +8049,6 @@ export async function POST(request: Request) {
             writeImageGenerationStatusChunk(
               writer,
               {
-                userMessageId: message.id,
                 phase: "processing",
                 providerType: requestedModelProviderType,
                 modelName: finalModelId,
@@ -8087,7 +8087,6 @@ export async function POST(request: Request) {
                   writeImageGenerationStatusChunk(
                     writer,
                     {
-                      userMessageId: message.id,
                       phase: "processing",
                       ...directImageStatusPayload,
                     },
@@ -8180,7 +8179,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "completed",
                   providerType: requestedModelProviderType,
                   modelName: directImageResult.model,
@@ -8201,16 +8199,42 @@ export async function POST(request: Request) {
             );
           } catch (directToolError) {
             chatApiLogger.error("[Chat API] Direct agent image generation failed:", directToolError);
-            const errorMessage = await reportImageGenerationFailure({
-              writer, chatId: id, userMessageId: message.id,
-              messageId: assistantMessageId, error: directToolError,
-              label: "agent:generate_image:error",
+            const errorMessage = getDirectAgentToolErrorMessage(
+              "generate_image",
+              directToolError,
+            );
+            await saveAssistantTextOnlyMessage({
+              chatId: id,
+              messageId: assistantMessageId,
+              text: errorMessage,
             });
+            writeAssistantTextChunk(
+              writer,
+              errorMessage,
+              "agent:generate_image:error",
+              assistantMessageId,
+            );
+            if (contextPayload?.source === "canvas") {
+              writeImageGenerationStatusChunk(
+                writer,
+                {
+                  phase: "failed",
+                  providerType: requestedModelProviderType,
+                  modelName: finalModelId,
+                },
+                "agent:generate_image:status-failed",
+              );
+            }
             writeAgentProgressChunk(
               writer,
               buildDirectAgentImageGenerateFailedProgress(errorMessage),
               "agent:generate_image:progress-failed",
             );
+            writeAssistantTextChunk(
+              writer,
+              "<!-- IMAGE_GENERATION_END -->",
+              "agent:generate_image:end-error",
+            );
           } finally {
             stopDirectImageKeepalive();
             if (stopDirectImageStatus) {
@@ -8752,19 +8776,6 @@ export async function POST(request: Request) {
       }
     }
 
-    if (/^[0-9a-f-]{36}$/i.test(finalModelId)) {
-      const requested = await getAiModelById({ id: finalModelId });
-      if (requested?.supportsImageGen && isImageModelBalanceBlocked(requested)) {
-        const replacement = resolveConfiguredImageBalanceFallback(requested, await getEnabledAiModelsWithProvider(), {
-          imageSize: effectiveImageGenerationParams.imageSize,
-          aspectRatio: effectiveImageGenerationParams.aspectRatio,
-          referenceImageCount: countChatMessageImageInputs(uiMessagesForModel.filter(item => item.role === "user").slice(-1)),
-        });
-        if (!replacement) return new ChatSDKError("bad_request:api", "当前生图线路余额不足，已暂停新请求；请切换可用模型，已有任务和图片会保留。").toResponse();
-        finalModelId = replacement.model.id;
-      }
-    }
-
     // 检查是否是 UUID 格式（数据库中的模型 ID）
     const isUUID =
       /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(
@@ -8882,7 +8893,7 @@ export async function POST(request: Request) {
       .filter(Boolean)
       .join("\n\n");
 
-    let activeRuntimeModelDescriptor = await resolveAgentModelSlotDescriptor(
+    const activeRuntimeModelDescriptor = await resolveAgentModelSlotDescriptor(
       resolvedRuntimeModelLookupId,
     ).catch(() => null);
     if (shouldRunAgentConversation && activeRuntimeModelDescriptor) {
@@ -9172,7 +9183,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "processing",
                   providerType: (languageModel as any).provider,
                   modelName: currentModelConfig?.displayName || actualModelId,
@@ -9260,7 +9270,6 @@ export async function POST(request: Request) {
                     chatApiLogger.warn("[Chat API] Record Gemini fallback health failure failed:", healthError);
                   });
                   chatApiLogger.error(`[Chat API] ❌ Fallback model ${candidate.model.displayName} (${candidate.provider.type}) failed:`, fallbackError);
-                  if (!shouldFailoverAiModelError(fallbackError)) throw fallbackError;
                 }
               }
 
@@ -9335,7 +9344,6 @@ export async function POST(request: Request) {
                       chatApiLogger.warn("[Chat API] Record Gemini cross-provider health failure failed:", healthError);
                     });
                     chatApiLogger.error(`[Chat API] ❌ Gemini cross-provider fallback model ${candidate.model.displayName} (${candidate.provider.type}) failed:`, fallbackError);
-                    if (!shouldFailoverAiModelError(fallbackError)) throw fallbackError;
                   }
                 }
               }
@@ -9403,7 +9411,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "completed",
                   providerType: (languageModel as any).provider,
                   modelName: usedModelDisplayName,
@@ -9468,14 +9475,6 @@ export async function POST(request: Request) {
             }
           } catch (error) {
             chatApiLogger.error("[Chat API] Gemini generation error:", error);
-            let finalError = error;
-            if (!shouldFailoverAiModelError(error)) {
-              await reportImageGenerationFailure({
-                writer, chatId: id, userMessageId: message.id,
-                messageId: generateUUID(), error, label: "gemini:error",
-              });
-              return;
-            }
             chatApiLogger.info("[Chat API] Attempting failover to Volcano Vision...");
             
             // 故障转移：尝试使用火山引擎模型
@@ -9553,7 +9552,6 @@ export async function POST(request: Request) {
                       writeImageGenerationStatusChunk(
                         writer,
                         {
-                          userMessageId: message.id,
                           phase: "completed",
                           providerType: "volcano-vision",
                           modelName: volcanoModel.model.displayName || volcanoModel.model.modelId,
@@ -9619,14 +9617,46 @@ export async function POST(request: Request) {
               chatApiLogger.info("[Chat API] No Volcano Vision model available for failover");
             } catch (failoverError) {
               chatApiLogger.error("[Chat API] Failover to Volcano Vision also failed:", failoverError);
-              finalError = failoverError;
             }
             
             // 如果故障转移也失败，返回错误消息
-            await reportImageGenerationFailure({
-              writer, chatId: id, userMessageId: message.id,
-              messageId: generateUUID(), error: finalError, label: "gemini:error",
-            });
+            const errorMessageId = generateUUID();
+            writeAssistantTextChunk(
+              writer,
+              "图片生成失败，请稍后重试",
+              "gemini:error",
+              errorMessageId,
+            );
+            
+            // 🆕 图片生成结束标记（失败）
+            writeAssistantTextChunk(
+              writer,
+              "<!-- IMAGE_GENERATION_END -->",
+              "gemini:image-end-failed",
+            );
+            
+            // 尝试保存错误消息
+            try {
+              await saveMessages({
+                messages: [
+                  {
+                    id: errorMessageId,
+                    chatId: id,
+                    role: "assistant",
+                    parts: [{ type: "text", text: "图片生成失败，请稍后重试" }],
+                    attachments: [],
+                    createdAt: new Date(),
+                    videoStorageStatus: null,
+                    temporaryVideoUrl: null,
+                    permanentVideoUrl: null,
+                    archivedAt: null,
+                    videoMetadata: null,
+                  },
+                ],
+              });
+            } catch (saveError) {
+              chatApiLogger.error("[Chat API] Failed to save error message:", saveError);
+            }
           } finally {
             stopKeepalive?.();
           }
@@ -9824,7 +9854,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "queued",
                   providerType: "fal-image",
                   modelName: modelDisplayName,
@@ -9931,7 +9960,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "processing",
                   providerType: (languageModel as any).provider,
                   modelName: alibabaModelConfig?.displayName || actualModelId,
@@ -9981,10 +10009,7 @@ export async function POST(request: Request) {
 	              
 	              let fallbackSuccess = false;
               const triedFallbackModelIds = new Set<string>();
-              const balanceBlockedProviders = new Set<string>();
-              if (isProviderBalanceError(primaryError) && currentModelEntry?.provider.id) balanceBlockedProviders.add(currentModelEntry.provider.id);
               for (const candidate of fallbackCandidates) {
-                if (balanceBlockedProviders.has(candidate.provider.id)) continue;
                 try {
                   triedFallbackModelIds.add(String(candidate.model.id || ""));
                   chatApiLogger.info(`[Chat API] 🔄 Alibaba fallback model: ${candidate.model.displayName} (${candidate.provider.type})`);
@@ -10007,7 +10032,6 @@ export async function POST(request: Request) {
                   chatApiLogger.info(`[Chat API] ✅ Alibaba fallback model ${fallbackResult.displayName} succeeded!`);
                   break;
                 } catch (fallbackError) {
-                  if (isProviderBalanceError(fallbackError)) balanceBlockedProviders.add(candidate.provider.id);
                   const fallbackErrorMessage = normalizeFailoverErrorMessage(fallbackError);
                   if (shouldCooldownImageFallbackModel(fallbackErrorMessage)) {
                     setImageFallbackModelCooldown(candidate.model.id, fallbackErrorMessage);
@@ -10029,7 +10053,6 @@ export async function POST(request: Request) {
                     chatApiLogger.warn("[Chat API] Record image fallback health failure failed:", healthError);
                   });
                   chatApiLogger.error(`[Chat API] ❌ Alibaba fallback model ${candidate.model.displayName} (${candidate.provider.type}) failed:`, fallbackError);
-                  if (!shouldFailoverAiModelError(fallbackError)) throw fallbackError;
                 }
               }
 
@@ -10057,10 +10080,9 @@ export async function POST(request: Request) {
                   currentModelKey: actualModelId,
                   currentProviderId: alibabaModelConfig?.providerId,
                   providerPriority,
-                }).filter((candidate) => !triedFallbackModelIds.has(String(candidate.model.id || "")) && !balanceBlockedProviders.has(candidate.provider.id));
+                }).filter((candidate) => !triedFallbackModelIds.has(String(candidate.model.id || "")));
 
                 for (const candidate of crossProviderCandidates) {
-                  if (balanceBlockedProviders.has(candidate.provider.id)) continue;
                   try {
                     triedFallbackModelIds.add(String(candidate.model.id || ""));
                     chatApiLogger.info(`[Chat API] 🔁 Cross-provider failover attempt: ${candidate.model.displayName} (${candidate.provider.type})`);
@@ -10142,7 +10164,6 @@ export async function POST(request: Request) {
                     chatApiLogger.info(`[Chat API] ✅ Cross-provider failover succeeded: ${candidate.model.displayName} (${candidate.provider.type})`);
                     break;
                   } catch (crossError) {
-                    if (isProviderBalanceError(crossError)) balanceBlockedProviders.add(candidate.provider.id);
                     const crossErrorMessage = normalizeFailoverErrorMessage(crossError);
                     if (shouldCooldownImageFallbackModel(crossErrorMessage)) {
                       setImageFallbackModelCooldown(candidate.model.id, crossErrorMessage);
@@ -10164,7 +10185,6 @@ export async function POST(request: Request) {
                       chatApiLogger.warn("[Chat API] Record image cross-provider health failure failed:", healthError);
                     });
                     chatApiLogger.error(`[Chat API] ❌ Cross-provider failover failed: ${candidate.model.displayName} (${candidate.provider.type})`, crossError);
-                    if (!shouldFailoverAiModelError(crossError)) throw crossError;
                   }
                 }
               }
@@ -10232,7 +10252,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "completed",
                   providerType: (languageModel as any).provider,
                   modelName: usedModelDisplayName,
@@ -10297,10 +10316,43 @@ export async function POST(request: Request) {
             chatApiLogger.error("[Chat API] Alibaba generation error:", error);
             
             // 返回错误消息
-            await reportImageGenerationFailure({
-              writer, chatId: id, userMessageId: message.id,
-              messageId: generateUUID(), error, label: "alibaba:error",
-            });
+            const errorMessageId = generateUUID();
+            const errorText = getPublicImageGenerationErrorText(error);
+            writeAssistantTextChunk(
+              writer,
+              errorText,
+              "alibaba:error",
+              errorMessageId,
+            );
+            
+            // 🆕 图片生成结束标记（失败）
+            writeAssistantTextChunk(
+              writer,
+              "<!-- IMAGE_GENERATION_END -->",
+              "alibaba:image-end-failed",
+            );
+            
+            try {
+              await saveMessages({
+                messages: [
+                  {
+                    id: errorMessageId,
+                    chatId: id,
+                    role: "assistant",
+                    parts: [{ type: "text", text: errorText }],
+                    attachments: [],
+                    createdAt: new Date(),
+                    videoStorageStatus: null,
+                    temporaryVideoUrl: null,
+                    permanentVideoUrl: null,
+                    archivedAt: null,
+                    videoMetadata: null,
+                  },
+                ],
+              });
+            } catch (saveError) {
+              chatApiLogger.error("[Chat API] Failed to save error message:", saveError);
+            }
           } finally {
             stopKeepalive?.();
           }
@@ -10429,7 +10481,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "processing",
                   providerType: "volcano-vision",
                   modelName: volcanoModelConfig?.displayName || actualModelId,
@@ -10475,7 +10526,6 @@ export async function POST(request: Request) {
                     setImageFallbackModelCooldown(candidate.model.id, fallbackErrorMessage);
                   }
                   chatApiLogger.error(`[Chat API] ❌ Volcano fallback model ${candidate.model.displayName} (${candidate.provider.type}) failed:`, fallbackError);
-                  if (!shouldFailoverAiModelError(fallbackError)) throw fallbackError;
                 }
               }
               if (!fallbackSuccess) {
@@ -10642,7 +10692,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 writer,
                 {
-                  userMessageId: message.id,
                   phase: "completed",
                   providerType: "volcano-vision",
                   modelName: usedModelDisplayName,
@@ -10707,10 +10756,43 @@ export async function POST(request: Request) {
             }
           } catch (error) {
             chatApiLogger.error("[Chat API] Volcano Vision generation error:", error);
-            await reportImageGenerationFailure({
-              writer, chatId: id, userMessageId: message.id,
-              messageId: generateUUID(), error, label: "volcano:error",
-            });
+            const errorMessageId = generateUUID();
+            writeAssistantTextChunk(
+              writer,
+              "图片生成失败，请稍后重试",
+              "volcano:error",
+              errorMessageId,
+            );
+            
+            // 🆕 图片生成结束标记（失败）
+            writeAssistantTextChunk(
+              writer,
+              "<!-- IMAGE_GENERATION_END -->",
+              "volcano:image-end-failed",
+            );
+            
+            // 尝试保存错误消息
+            try {
+              await saveMessages({
+                messages: [
+                  {
+                    id: errorMessageId,
+                    chatId: id,
+                    role: "assistant",
+                    parts: [{ type: "text", text: "图片生成失败，请稍后重试" }],
+                    attachments: [], // 必须提供 attachments 字段
+                    createdAt: new Date(),
+                    videoStorageStatus: null,
+                    temporaryVideoUrl: null,
+                    permanentVideoUrl: null,
+                    archivedAt: null,
+                    videoMetadata: null,
+                  },
+                ],
+              });
+            } catch (saveError) {
+              chatApiLogger.error("[Chat API] Failed to save error message:", saveError);
+            }
           } finally {
             stopKeepalive?.();
           }
@@ -11168,7 +11250,7 @@ export async function POST(request: Request) {
             requestHeaders: request.headers,
             requestUrl: request.url,
             defaultModelId: finalModelId,
-            authorizeDestructive: (nodeIds) => isExplicitDestructiveIntent(requestTextContent) && nodeIds.length > 0 && nodeIds.every((nodeId) => selectedCanvasImageNodeIds.includes(nodeId)),
+            destructiveConfirmed: isCanvasOperationConfirmText(requestTextContent),
             callbacks: {
               onClientCommand: (command, capability) => {
                 writeCanvasCapabilityCommandChunk(
@@ -11283,7 +11365,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 dataStream as unknown as StreamWriter,
                 {
-                  userMessageId: message.id,
                   phase: "processing",
                   providerType: currentModelConfig?.providerId ? resolvedProviderType || providerType : providerType,
                   modelName: currentModelConfig?.displayName || actualModelId,
@@ -11375,7 +11456,6 @@ export async function POST(request: Request) {
                     setImageFallbackModelCooldown(candidate.model.id, fallbackErrorMessage);
                   }
                   chatApiLogger.error(`[Chat API] ❌ OpenAI-compatible fallback model ${candidate.model.displayName} (${candidate.provider.type}) failed:`, fallbackError);
-                  if (!shouldFailoverAiModelError(fallbackError)) throw fallbackError;
                 }
               }
 
@@ -11547,7 +11627,6 @@ export async function POST(request: Request) {
               writeImageGenerationStatusChunk(
                 dataStream as unknown as StreamWriter,
                 {
-                  userMessageId: message.id,
                   phase: "completed",
                   providerType: resolvedProviderType || providerType,
                   modelName: usedModelDisplayName,
@@ -11607,10 +11686,54 @@ export async function POST(request: Request) {
           } catch (error) {
             chatApiLogger.error("[Chat API] OpenAI-compatible image model generation error:", error);
 
-            await reportImageGenerationFailure({
-              writer: dataStream as unknown as StreamWriter,
-              chatId: id, userMessageId: message.id,
-              messageId: generateUUID(), error, label: "openai-compat:error",
+            const errorMessageId = generateUUID();
+            const errorText = getPublicImageGenerationErrorText(error);
+
+            dataStream.write({
+              type: "data-appendMessage",
+              data: JSON.stringify({
+                id: errorMessageId,
+                role: "assistant",
+                parts: [{ type: "text", text: errorText }],
+              }),
+            });
+	            dataStream.write({
+	              type: "data-appendMessage",
+	              data: JSON.stringify({
+	                id: generateUUID(),
+	                role: "assistant",
+	                parts: [{ type: "text", text: "<!-- IMAGE_GENERATION_END -->" }],
+	              }),
+	            });
+            if (contextPayload?.source === "canvas") {
+              writeImageGenerationStatusChunk(
+                dataStream as unknown as StreamWriter,
+                {
+                  phase: "failed",
+                  providerType: resolvedProviderType || providerType,
+                  modelName: currentModelConfig?.displayName || actualModelId,
+                  imageCount: effectiveImageParams?.imageCount || 1,
+                },
+                "openai-compat:image-status-failed",
+              );
+            }
+
+            await saveMessages({
+              messages: [
+                {
+                  id: errorMessageId,
+                  role: "assistant",
+                  parts: [{ type: "text", text: errorText }],
+                  createdAt: new Date(),
+                  attachments: [],
+                  chatId: id,
+                  videoStorageStatus: null,
+                  temporaryVideoUrl: null,
+                  permanentVideoUrl: null,
+                  archivedAt: null,
+                  videoMetadata: null,
+                },
+              ],
             });
             return;
           }
@@ -12156,70 +12279,8 @@ export async function POST(request: Request) {
         const shouldDisableSmoothStream =
           resolvedModelSupportsImageGen || isVolcanoVideoModel;
 
-        let activeConversationModel = currentModelConfig;
-        let activeConversationProvider = currentProviderConfig;
-        const recordedAuthFailures = new Set<string>();
-        const recordConversationAuthFailure = async (error: unknown) => {
-          const key = activeConversationModel?.id;
-          if (!key || recordedAuthFailures.has(key)) return;
-          recordedAuthFailures.add(key);
-          recordProviderHealthFailure({
-            providerKey: activeConversationProvider?.id,
-            providerType: activeConversationProvider?.type,
-            error,
-          });
-          await recordAiModelHealthFailure({
-            model: activeConversationModel,
-            provider: activeConversationProvider,
-            error,
-            context: "canvas_agent_conversation_auth",
-          }).catch((healthError) => chatApiLogger.warn("[Chat API] Could not persist model authentication failure:", healthError));
-        };
-        const needsVisionFallback = convertedMessages.some((item: any) =>
-          Array.isArray(item.content) && item.content.some((part: any) =>
-            part.type === "image" || (part.type === "file" && String(part.mediaType || "").startsWith("image/"))
-          )
-        );
-        const streamModel = shouldRunAgentConversation && !shouldKeepSelectedModel &&
-          currentModelConfig?.excludeFromFailover !== true &&
-          !resolvedModelSupportsImageGen && !isVolcanoVideoModel
-          ? withAuthenticationFailover({
-              primary: languageModel as any,
-              onAuthenticationFailure: recordConversationAuthFailure,
-              resolveFallback: async () => {
-                const enabled = await getEnabledAiModelsWithProvider(false);
-                const preferredIds = [currentModelConfig?.fallbackModelId1, currentModelConfig?.fallbackModelId2];
-                const candidates = enabled.filter(({ model, provider }) =>
-                  model.id !== activeConversationModel?.id && model.isEnabled && provider.isEnabled &&
-                  !model.excludeFromFailover && !model.isSubModel && model.healthStatus !== "auto_disabled" &&
-                  !isImageGenerationModelType(provider.type, model) && !isVideoProviderType(provider.type, model) &&
-                  (!needsVisionFallback || model.supportsVision) &&
-                  (isAiModelAgentAuto(model) || preferredIds.includes(model.id)) &&
-                  !shouldAvoidProvider(getProviderHealthSnapshot(provider.id))
-                ).sort((a, b) => {
-                  const rank = (id: string, isDefault: boolean) => {
-                    const index = preferredIds.indexOf(id);
-                    return index >= 0 ? index : isDefault ? 2 : 3;
-                  };
-                  return rank(a.model.id, a.model.isDefault) - rank(b.model.id, b.model.isDefault);
-                });
-                for (const candidate of candidates) {
-                  const fallback = await getLanguageModelById(candidate.model.id);
-                  if (!fallback || typeof fallback === "string") continue;
-                  activeConversationModel = candidate.model;
-                  activeConversationProvider = candidate.provider;
-                  finalModelId = candidate.model.id;
-                  actualModelId = candidate.model.modelId;
-                  activeRuntimeModelDescriptor = await resolveAgentModelSlotDescriptor(candidate.model.id).catch(() => null);
-                  return fallback as any;
-                }
-                return null;
-              },
-            })
-          : languageModel;
         const result = streamText({
-          model: streamModel,
-          maxRetries: shouldRunAgentConversation ? 0 : undefined,
+          model: languageModel,
           system: effectiveConversationSystemPrompt,
           messages: convertedMessages,
           stopWhen: stepCountIs(shouldUseCanvasCapabilityToolLoop ? 8 : 5),

app/(chat)/api/models/route.ts

@@ -10,10 +10,6 @@ import {
 } from "@/lib/db/queries";
 import { getAiModelFrontendAvailability } from "@/lib/ai/model-frontend-availability";
 import { buildVideoToolCapability } from "@/lib/ai/video-tool-capability";
-import {
-  DETAIL_REPLACEMENT_IMAGE_MODEL_CONFIG_KEY,
-  findConfiguredDetailReplacementImageModel,
-} from "@/lib/ai/detail-replacement-image-model-config";
 import {
   isImageGenerationModelDescriptor,
   isVideoModelDescriptor,
@@ -161,17 +157,10 @@ export async function GET(request: Request) {
       : await getEnabledAiModelsWithProvider(false, true);
     const agentModelWithProvider = await getAgentAiModelWithProvider();
     const defaultModel = await getDefaultAiModel();
-    const [siteSettings, agentWorkflowUiConfigSetting, detailReplacementModelSetting] = await Promise.all([
+    const [siteSettings, agentWorkflowUiConfigSetting] = await Promise.all([
       getSiteSettings(),
       getSystemSetting({ key: AGENT_WORKFLOW_UI_CONFIG_KEY }).catch(() => null),
-      getSystemSetting({ key: DETAIL_REPLACEMENT_IMAGE_MODEL_CONFIG_KEY }).catch(() => null),
     ]);
-    const detailReplacementModel = findConfiguredDetailReplacementImageModel(
-      includeUnavailable ? modelsWithProvider.filter(({ model, provider }) =>
-        provider.isEnabled && model.isEnabled && getAiModelFrontendAvailability(model).selectable !== false
-      ) : modelsWithProvider,
-      detailReplacementModelSetting?.value,
-    );
     type ModelWithProvider = (typeof modelsWithProvider)[number];
     const serializeModel = ({ model, provider }: ModelWithProvider) => ({
       id: model.id,
@@ -320,7 +309,6 @@ export async function GET(request: Request) {
         : null,
       agentWorkflowDefaultModelId: agentWorkflowDefaultModel?.model.id || null,
       agentWorkflowConfiguredModels,
-      detailReplacementModel: detailReplacementModel ? serializeModel(detailReplacementModel) : null,
       agentModel: agentModelWithProvider
         ? {
             id: agentModelWithProvider.model.id,

app/(chat)/featured/page.tsx

@@ -8,8 +8,6 @@ import { ArrowLeft, Download, ChevronLeft, ChevronRight, ChevronsLeft, ChevronsR
 import { Input } from "@/components/ui/input";
 import Image from "next/image";
 import { formatBeijingTime } from "@/lib/utils";
-import { toast } from "sonner";
-import { downloadOriginalImage, getCanvasImageDownloadErrorMessage } from "@/lib/client/canvas-image-download";
 
 type FeaturedImage = {
   id: string;
@@ -76,11 +74,18 @@ export default function FeaturedPage() {
 
   const handleDownload = async (url: string, prompt: string) => {
     try {
-      await downloadOriginalImage({ url, name: "featured-image" });
-      toast.success("原图已开始下载");
+      const response = await fetch(url);
+      const blob = await response.blob();
+      const blobUrl = window.URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.href = blobUrl;
+      link.download = `featured-${Date.now()}.png`;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.URL.revokeObjectURL(blobUrl);
     } catch (error) {
       console.error("Download failed:", error);
-      toast.error(getCanvasImageDownloadErrorMessage(error));
     }
   };
 

app/(chat)/flow-board/layout.tsx

@@ -3,5 +3,10 @@ export default function FlowBoardLayout({
 }: {
   children: React.ReactNode;
 }) {
-  return <>{children}</>;
+  return (
+    <>
+      <link href="/vendor/drawnix.css" rel="stylesheet" />
+      {children}
+    </>
+  );
 }

app/(chat)/gallery/page.tsx

@@ -1,5 +1,4 @@
 "use client";
-import { isRetiredStorageUrl, RETIRED_STORAGE_MESSAGE } from "@/lib/storage/retired-storage";
 
 import { useState, useEffect } from "react";
 import { useRouter } from "next/navigation";
@@ -10,10 +9,9 @@ import { Input } from "@/components/ui/input";
 import Image from "next/image";
 import { toast } from "sonner";
 import { requestLongTaskResult } from "@/lib/client/long-task";
-import { buildImageProxyUrl, getImageDownloadExtension } from "@/lib/image-delivery";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 import { inferOriginalImageUrl } from "@/lib/image-url";
 import { formatBeijingTime } from "@/lib/utils";
-import { downloadOriginalImage, getCanvasImageDownloadErrorMessage } from "@/lib/client/canvas-image-download";
 
 type GalleryImage = {
   id: string;
@@ -34,7 +32,7 @@ type Pagination = {
   totalPages: number;
 };
 
-function buildGalleryDownloadFilename(url: string, alt: string, contentType: string) {
+function buildGalleryDownloadFilename(url: string, alt: string) {
   const rawUrl = String(url || "").trim();
   const rawAlt = String(alt || "").trim();
   const safeBase =
@@ -60,7 +58,7 @@ function buildGalleryDownloadFilename(url: string, alt: string, contentType: str
     }
   }
 
-  return `${safeBase}.${getImageDownloadExtension(contentType) || extension}`;
+  return `${safeBase}-${Date.now()}.${extension}`;
 }
 
 export default function GalleryPage() {
@@ -105,7 +103,7 @@ export default function GalleryPage() {
   };
 
   const handleDownload = async (url: string, alt: string) => {
-    const originalUrl = String(url || "").trim();
+    const originalUrl = inferOriginalImageUrl(String(url || "").trim());
     if (!originalUrl) {
       toast.error("图片地址无效");
       return;
@@ -114,17 +112,32 @@ export default function GalleryPage() {
     try {
       toast.info("正在准备下载...");
 
-      // Validate the supplied URL before any legacy thumbnail inference can
-      // remove signed storage transformation parameters.
-      buildImageProxyUrl(originalUrl, { delivery: "original" });
-      const parsed = new URL(originalUrl, window.location.origin);
-      const source = parsed.pathname === "/api/image-proxy" ? originalUrl : inferOriginalImageUrl(originalUrl);
-
-      await downloadOriginalImage({ url: source, name: buildGalleryDownloadFilename(originalUrl, alt, "") });
+      const response = await fetch(
+        buildImageProxyUrl(originalUrl, { delivery: "proxy" })
+      );
+      if (!response.ok) {
+        throw new Error(`download failed: ${response.status}`);
+      }
+      const blob = await response.blob();
+      const blobUrl = window.URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.href = blobUrl;
+      link.download = buildGalleryDownloadFilename(originalUrl, alt);
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.setTimeout(() => window.URL.revokeObjectURL(blobUrl), 1000);
       toast.success("图片已开始下载");
     } catch (error) {
       console.error("Download failed:", error);
-      toast.error(getCanvasImageDownloadErrorMessage(error));
+      const fallbackLink = document.createElement("a");
+      fallbackLink.href = originalUrl;
+      fallbackLink.target = "_blank";
+      fallbackLink.rel = "noopener noreferrer";
+      document.body.appendChild(fallbackLink);
+      fallbackLink.click();
+      document.body.removeChild(fallbackLink);
+      toast.error("下载失败，已为你打开原图，可直接另存为");
     }
   };
 
@@ -304,12 +317,7 @@ export default function GalleryPage() {
         <>
           <div className="flex-1 overflow-y-auto">
             <div className="flex flex-wrap justify-center gap-6 px-4">
-              {images.map((img) => isRetiredStorageUrl(img.url) ? (
-                <div key={img.id} className="flex h-[270px] w-[200px] shrink-0 flex-col justify-center rounded-lg border bg-muted p-4 text-center text-sm text-muted-foreground">
-                  <p>{RETIRED_STORAGE_MESSAGE}</p>
-                  <p className="mt-3 line-clamp-3 text-xs">{img.alt}</p>
-                </div>
-              ) : (
+              {images.map((img) => (
                 <div
                   key={img.id}
                   className="group relative cursor-pointer rounded-lg border bg-muted overflow-hidden transition-all hover:shadow-lg hover:scale-105"
@@ -318,7 +326,7 @@ export default function GalleryPage() {
                 >
                   <div className="relative w-full h-full">
                     <Image
-                      src={isRetiredStorageUrl(img.thumbnailUrl) ? img.url : img.thumbnailUrl || img.url}
+                      src={img.thumbnailUrl || img.url}
                       alt={img.alt}
                       width={200}
                       height={270}

app/api/admin/ai-model-health/route.ts

@@ -1,10 +1,8 @@
 import { z } from "zod";
 import { requireAdmin } from "@/lib/middleware/admin";
 import { ChatSDKError } from "@/lib/errors";
-import { db } from "@/lib/db";
-import { aiModelHealthEvent } from "@/lib/db/schema";
-import { and, desc, eq, sql } from "drizzle-orm";
 import {
+  listAiModelHealthEvents,
   restoreAiModelHealth,
 } from "@/lib/ai/runtime/model-health";
 
@@ -17,30 +15,14 @@ export async function GET(request: Request) {
     await requireAdmin();
 
     const { searchParams } = new URL(request.url);
-    const modelId = searchParams.get("modelId");
-    const providerId = searchParams.get("providerId");
-    const rawLimit = Number(searchParams.get("limit") || 20);
-    const limit = Number.isFinite(rawLimit) ? Math.max(1, Math.min(200, Math.floor(rawLimit))) : 20;
-    const rawPage = Number(searchParams.get("page") || 1);
-    const page = Number.isFinite(rawPage) ? Math.max(1, Math.floor(rawPage)) : 1;
-    const filters = [];
-    if (modelId) filters.push(eq(aiModelHealthEvent.modelId, modelId));
-    if (providerId) filters.push(eq(aiModelHealthEvent.providerId, providerId));
-    if (searchParams.get("eventType")) filters.push(eq(aiModelHealthEvent.eventType, searchParams.get("eventType")!));
-    const start = searchParams.get("startDate");
-    const end = searchParams.get("endDate");
-    if (start && /^\d{4}-\d{2}-\d{2}$/.test(start)) filters.push(sql`${aiModelHealthEvent.createdAt}>=${start}::date`);
-    if (end && /^\d{4}-\d{2}-\d{2}$/.test(end)) filters.push(sql`${aiModelHealthEvent.createdAt}<${end}::date+interval '1 day'`);
-    const events = await db.select({
-      id: aiModelHealthEvent.id, modelId: aiModelHealthEvent.modelId, modelDisplayName: aiModelHealthEvent.modelDisplayName,
-      modelRuntimeId: aiModelHealthEvent.modelRuntimeId, providerName: aiModelHealthEvent.providerName,
-      providerId: aiModelHealthEvent.providerId, eventType: aiModelHealthEvent.eventType,
-      errorMessage: aiModelHealthEvent.errorMessage, elapsedMs: aiModelHealthEvent.elapsedMs,
-      consecutiveFailures: aiModelHealthEvent.consecutiveFailures, autoDisabled: aiModelHealthEvent.autoDisabled,
-      counted: aiModelHealthEvent.counted, createdAt: aiModelHealthEvent.createdAt,
-    }).from(aiModelHealthEvent).where(and(...filters)).orderBy(desc(aiModelHealthEvent.createdAt), desc(aiModelHealthEvent.id))
-      .limit(limit + 1).offset((page - 1) * limit);
-    return Response.json({ events: events.slice(0, limit), hasMore: events.length > limit, page });
+    const modelId = searchParams.get("modelId") || undefined;
+    const limit = Number(searchParams.get("limit") || 80);
+    const events = await listAiModelHealthEvents({
+      modelId,
+      limit: Number.isFinite(limit) ? limit : 80,
+    });
+
+    return Response.json({ events });
   } catch (error) {
     if (error instanceof ChatSDKError) {
       return error.toResponse();

app/api/admin/ai-models/route.ts

@@ -1,10 +1,9 @@
 import { z } from "zod";
-import { db } from "@/lib/db";
-import { aiModel, aiProvider } from "@/lib/db/schema";
-import { eq } from "drizzle-orm";
 import { requireAdmin } from "@/lib/middleware/admin";
 import {
+  getAllAiModels,
   getAiModelById,
+  getAiModelsByProviderId,
   createAiModel,
   updateAiModel,
   deleteAiModel,
@@ -155,14 +154,8 @@ export async function GET(request: Request) {
     const id = searchParams.get("id");
     const providerId = searchParams.get("providerId");
 
-    if (searchParams.get("view") === "options") {
-      const models = await db.select({ id: aiModel.id, modelId: aiModel.modelId, displayName: aiModel.displayName,
-        providerName: aiProvider.name }).from(aiModel).leftJoin(aiProvider, eq(aiModel.providerId, aiProvider.id));
-      return Response.json({ models: sortModelsForDisplay(models) });
-    }
-
     if (id) {
-      const model = await db.query.aiModel.findFirst({ where: eq(aiModel.id, id) });
+      const model = await getAiModelById({ id });
       if (!model) {
         return new ChatSDKError("bad_request:api", "Model not found").toResponse();
       }
@@ -170,19 +163,12 @@ export async function GET(request: Request) {
     }
 
     if (providerId) {
-      const models = await db.select().from(aiModel).where(eq(aiModel.providerId, providerId));
+      const models = await getAiModelsByProviderId({ providerId });
       return Response.json({ models: sortModelsForDisplay(models.map(normalizeModel)) });
     }
 
-    const models = await db.select().from(aiModel);
-    const normalized = models.map(normalizeModel);
-    const output = searchParams.get("view") === "summary" ? normalized.map(model => {
-      const { capabilities, defaultParams, imageGenConfig, description, ...summary } = model;
-      const fields = ["kind", "mediaType", "modelType", "outputType", "supportedModes"];
-      return { ...summary, healthLastError: summary.healthLastError?.slice(0, 1200),
-        capabilities: Object.fromEntries(fields.filter(key => capabilities?.[key] !== undefined).map(key => [key, capabilities[key]])) };
-    }) : normalized;
-    return Response.json({ models: sortModelsForDisplay(output) });
+    const models = await getAllAiModels();
+    return Response.json({ models: sortModelsForDisplay(models.map(normalizeModel)) });
   } catch (error) {
     if (error instanceof ChatSDKError) {
       return error.toResponse();

app/api/admin/images/route.ts

@@ -1,31 +1,237 @@
 import { NextRequest, NextResponse } from "next/server";
 import { db } from "@/lib/db";
-import { generatedImage, user } from "@/lib/db/schema";
-import { eq } from "drizzle-orm";
+import { chat, generatedImage, message, user } from "@/lib/db/schema";
+import { eq, desc, sql, and, gte, lte, like, or, isNotNull } from "drizzle-orm";
 import { auth } from "@/app/(auth)/auth";
-import { requireAdmin } from "@/lib/middleware/admin";
-import { ChatSDKError } from "@/lib/errors";
-import { mediaRecordsQuery, parseMediaQuery } from "@/lib/admin/media-records";
-import { resolveArchivedImageUrls } from "@/lib/storage/image-archive-db";
+
+function extractVideoUrlFromParts(parts: unknown): string | null {
+  const text = Array.isArray(parts)
+    ? parts
+        .map((part) => (part && typeof part === "object" && "text" in part ? String((part as any).text || "") : ""))
+        .join("\n")
+    : typeof parts === "string"
+      ? parts
+      : "";
+
+  if (!text) return null;
+
+  const htmlMatch = text.match(/<video[^>]+src="([^"]+)"/i);
+  if (htmlMatch?.[1]) return htmlMatch[1];
+
+  const markdownMatch = text.match(/\[[^\]]*]\((https?:\/\/[^)\s]+\.mp4(?:\?[^)\s]*)?)\)/i);
+  if (markdownMatch?.[1]) return markdownMatch[1];
+
+  const plainMatch = text.match(/(https?:\/\/[^\s"'<>]+\.mp4(?:\?[^\s"'<>]+)?)/i);
+  return plainMatch?.[1] || null;
+}
 
 export async function GET(request: NextRequest) {
   try {
-    const session = await requireAdmin();
-    const operator = await db.query.user.findFirst({ where: eq(user.id, session.user.id) });
-    if (operator?.role !== "admin") return NextResponse.json({ error: "Forbidden" }, { status: 403 });
-    const query = parseMediaQuery(request.nextUrl.searchParams);
-    if (query.startDate && query.endDate && query.startDate > query.endDate) {
-      return NextResponse.json({ error: "开始日期不能晚于结束日期" }, { status: 400 });
+    const session = await auth();
+    
+    if (!session?.user?.id) {
+      return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
     }
-    const [result] = await db.execute(mediaRecordsQuery(query));
-    const images = await resolveArchivedImageUrls(result.records);
-    const total = Number(result.total);
-    return NextResponse.json({ images, pagination: { page: query.page, pageSize: query.pageSize, total,
-      totalPages: Math.ceil(total / query.pageSize), totalImages: Number(result.totalImages), totalVideos: Number(result.totalVideos) } });
+
+    // 检查是否为管理员
+    const currentUser = await db.query.user.findFirst({
+      where: eq(user.id, session.user.id),
+    });
+
+    if (currentUser?.role !== "admin") {
+      return NextResponse.json({ error: "Forbidden" }, { status: 403 });
+    }
+
+    // 获取查询参数
+    const searchParams = request.nextUrl.searchParams;
+    const page = Number.parseInt(searchParams.get("page") || "1");
+    const pageSize = Number.parseInt(searchParams.get("pageSize") || "200");
+    const offset = (page - 1) * pageSize;
+    const search = searchParams.get("search") || "";
+    const startDate = searchParams.get("startDate");
+    const endDate = searchParams.get("endDate");
+
+    // 构建查询条件
+    const imageConditions = [];
+    const videoConditions = [
+      eq(message.role, "assistant"),
+      or(
+        isNotNull(message.temporaryVideoUrl),
+        isNotNull(message.permanentVideoUrl),
+        sql`${message.parts}::text ILIKE '%<video%'`,
+        sql`${message.parts}::text ILIKE '%.mp4%'`
+      ),
+    ];
+    if (search) {
+      // 搜索用户名或邮箱
+      const matchingUsers = await db
+        .select({ id: user.id })
+        .from(user)
+        .where(or(
+          like(user.name, `%${search}%`),
+          like(user.email, `%${search}%`)
+        ));
+      
+      if (matchingUsers.length > 0) {
+        const matchedUserIds = matchingUsers.map((u) => u.id);
+        imageConditions.push(
+          sql`${generatedImage.userId} IN (${sql.join(matchedUserIds.map((id) => sql`${id}`), sql`, `)})`
+        );
+        videoConditions.push(
+          sql`${chat.userId} IN (${sql.join(matchedUserIds.map((id) => sql`${id}`), sql`, `)})`
+        );
+      } else {
+        // 没有匹配的用户，返回空结果
+        return NextResponse.json({
+          images: [],
+          pagination: { page, pageSize, total: 0, totalPages: 0 }
+        });
+      }
+    }
+
+    if (startDate) {
+      const start = new Date(startDate);
+      imageConditions.push(gte(generatedImage.createdAt, start));
+      videoConditions.push(gte(message.createdAt, start));
+    }
+
+    if (endDate) {
+      const end = new Date(endDate);
+      end.setHours(23, 59, 59, 999);
+      imageConditions.push(lte(generatedImage.createdAt, end));
+      videoConditions.push(lte(message.createdAt, end));
+    }
+
+    const imageWhereClause = imageConditions.length > 0 ? and(...imageConditions) : undefined;
+    const videoWhereClause = videoConditions.length > 0 ? and(...videoConditions) : undefined;
+
+    // 查询图片总数
+    const imageCountResult = await db
+      .select({ count: sql<number>`count(*)::int` })
+      .from(generatedImage)
+      .where(imageWhereClause);
+
+    // 查询视频总数
+    const videoCountResult = await db
+      .select({ count: sql<number>`count(*)::int` })
+      .from(message)
+      .innerJoin(chat, eq(message.chatId, chat.id))
+      .where(videoWhereClause);
+
+    const totalImages = imageCountResult[0]?.count || 0;
+    const totalVideos = videoCountResult[0]?.count || 0;
+    const total = totalImages + totalVideos;
+    const totalPages = Math.ceil(total / pageSize);
+
+    const fetchLimit = Math.max(page * pageSize, pageSize);
+
+    // 查询图片列表（包含用户信息）
+    const imageRows = await db
+      .select({
+        id: generatedImage.id,
+        userId: generatedImage.userId,
+        userName: user.name,
+        userEmail: user.email,
+        userDepartment: user.department,
+        thumbnailUrl: generatedImage.thumbnailUrl,
+        originalUrl: generatedImage.originalUrl,
+        imageSize: generatedImage.imageSize,
+        prompt: generatedImage.prompt,
+        modelId: generatedImage.modelId,
+        isFeatured: generatedImage.isFeatured,
+        featuredCategory: generatedImage.featuredCategory,
+        featuredAt: generatedImage.featuredAt,
+        createdAt: generatedImage.createdAt,
+        chatId: generatedImage.chatId,
+        recordType: sql<"image">`'image'`,
+        videoUrl: sql<string | null>`null`,
+      })
+      .from(generatedImage)
+      .leftJoin(user, eq(generatedImage.userId, user.id))
+      .where(imageWhereClause)
+      .orderBy(desc(generatedImage.createdAt))
+      .limit(fetchLimit);
+
+    // 查询视频列表（来自消息表）
+    const videoRows = await db
+      .select({
+        id: message.id,
+        userId: chat.userId,
+        userName: user.name,
+        userEmail: user.email,
+        userDepartment: user.department,
+        temporaryVideoUrl: message.temporaryVideoUrl,
+        permanentVideoUrl: message.permanentVideoUrl,
+        parts: message.parts,
+        videoMetadata: message.videoMetadata,
+        createdAt: message.createdAt,
+        chatId: message.chatId,
+      })
+      .from(message)
+      .innerJoin(chat, eq(message.chatId, chat.id))
+      .leftJoin(user, eq(chat.userId, user.id))
+      .where(videoWhereClause)
+      .orderBy(desc(message.createdAt))
+      .limit(fetchLimit);
+
+    const normalizedVideos = videoRows
+      .map((item) => {
+        const metadata = (item.videoMetadata as Record<string, any> | null) || {};
+        const videoUrl =
+          item.permanentVideoUrl ||
+          item.temporaryVideoUrl ||
+          extractVideoUrlFromParts(item.parts);
+
+        if (!videoUrl) return null;
+
+        const resolution =
+          typeof metadata.resolution === "string" && metadata.resolution.trim()
+            ? metadata.resolution.trim()
+            : null;
+        const prompt =
+          typeof metadata.prompt === "string" && metadata.prompt.trim()
+            ? metadata.prompt.trim()
+            : null;
+        const modelId =
+          typeof metadata.model === "string" && metadata.model.trim()
+            ? metadata.model.trim()
+            : null;
+
+        return {
+          id: `video-${item.id}`,
+          sourceMessageId: item.id,
+          userId: item.userId,
+          userName: item.userName,
+          userEmail: item.userEmail,
+          userDepartment: item.userDepartment,
+          thumbnailUrl: videoUrl,
+          originalUrl: videoUrl,
+          videoUrl,
+          imageSize: resolution,
+          prompt,
+          modelId,
+          isFeatured: false,
+          featuredCategory: null,
+          featuredAt: null,
+          createdAt: item.createdAt,
+          chatId: item.chatId,
+          recordType: "video" as const,
+        };
+      })
+      .filter((item): item is NonNullable<typeof item> => Boolean(item));
+
+    const merged = [...imageRows, ...normalizedVideos].sort(
+      (a, b) => new Date(b.createdAt).getTime() - new Date(a.createdAt).getTime()
+    );
+    const images = merged.slice(offset, offset + pageSize);
+
+    return NextResponse.json({
+      images,
+      pagination: { page, pageSize, total, totalPages, totalImages, totalVideos }
+    });
   } catch (error) {
-    if (error instanceof ChatSDKError) return error.toResponse();
-    console.error("[Admin Images API] GET failed", error);
-    return NextResponse.json({ error: "记录加载失败，请重试" }, { status: 500 });
+    console.error("[Admin Images API] Error:", error);
+    return NextResponse.json({ error: "Failed to fetch images" }, { status: 500 });
   }
 }
 

app/api/admin/media-tasks/route.ts

@@ -1,31 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-import { db } from "@/lib/db";
-import { sql } from "drizzle-orm";
-import { requireAdmin } from "@/lib/middleware/admin";
-import { ChatSDKError } from "@/lib/errors";
-import { parseMediaQuery } from "@/lib/admin/media-records";
-
-export async function GET(request: NextRequest) {
-  try {
-    await requireAdmin();
-    const q = parseMediaQuery(request.nextUrl.searchParams);
-    const status = request.nextUrl.searchParams.get("status") || "all";
-    const filters = [sql`true`];
-    if (q.search)
-      filters.push(sql`(u.name ilike ${`%${q.search}%`} or u.email ilike ${`%${q.search}%`})`);
-    if (["pending", "running", "failed", "succeeded"].includes(status))
-      filters.push(sql`t.status=${status}`);
-    if (q.startDate) filters.push(sql`t."createdAt">=${q.startDate}::date - interval '8 hours'`);
-    if (q.endDate) filters.push(sql`t."createdAt"<${q.endDate}::date+interval '16 hours'`);
-    const [result] = await db.execute(sql`with filtered as not materialized (
-      select t.id,u.name as "userName",t.status,t."createdAt"+interval '8 hours' as "createdAt",t.error,coalesce(t.request->>'modelId',t.request->>'model') as model,
-        extract(epoch from (t."completedAt"-t."startedAt"))*1000 as "elapsedMs"
-      from "CanvasImageTask" t left join "User" u on u.id=t."userId" where ${sql.join(filters, sql` and `)}
-    ) select (select count(*)::int from filtered) as total,
-      coalesce((select jsonb_agg(p) from (select * from filtered order by "createdAt" desc,id desc limit ${q.pageSize} offset ${(q.page - 1) * q.pageSize}) p),'[]'::jsonb) as tasks`);
-    return NextResponse.json(result);
-  } catch (error) {
-    if (error instanceof ChatSDKError) return error.toResponse();
-    return NextResponse.json({ error: "任务记录加载失败，请重试" }, { status: 500 });
-  }
-}

app/api/admin/vip98k-models/route.ts

@@ -106,22 +106,6 @@ export async function POST(request: Request) {
         ? catalogPresets.filter((preset) => existingModelIds.has(preset.modelId))
         : catalogPresets;
 
-    if (body?.dryRun === true) {
-      const catalogIds = new Set(catalogPresets.map(preset => preset.modelId));
-      const fields = ["displayName", "description", "supportsVision", "supportsImageGen", "isHidden", "sortOrder", "capabilities", "defaultParams", "imageGenConfig"] as const;
-      const added = presets.filter(preset => !existingModelIds.has(preset.modelId)).map(preset => ({ modelId: preset.modelId, displayName: preset.displayName }));
-      const updated = presets.flatMap(preset => {
-        const existing = existingModels.find(model => model.modelId === preset.modelId);
-        if (!existing) return [];
-        const changedFields: string[] = fields.filter(field => preset[field] !== undefined && JSON.stringify(existing[field]) !== JSON.stringify(preset[field]));
-        if (existing.avatarUrl) changedFields.push("avatarUrl");
-        if (requestedModelIds !== null && !existing.isEnabled) changedFields.push("isEnabled");
-        return changedFields.length ? [{ modelId: preset.modelId, displayName: existing.displayName, changedFields }] : [];
-      });
-      const disabled = requestedModelIds === null ? existingModels.filter(model => !catalogIds.has(model.modelId) && (model.isEnabled || !model.isHidden)).map(model => ({ modelId: model.modelId, displayName: model.displayName })) : [];
-      return NextResponse.json({ preview: { added, updated, disabled }, total: catalogPresets.length });
-    }
-
     const addedModels: AiModel[] = [];
     const updatedModels: AiModel[] = [];
     const disabledModels: AiModel[] = [];

app/api/agent-projects/route.ts

@@ -1,6 +1,5 @@
 import { NextRequest, NextResponse } from "next/server";
-import { and, desc, eq } from "drizzle-orm";
-import { z } from "zod";
+import { desc, eq } from "drizzle-orm";
 import { auth } from "@/app/(auth)/auth";
 import { db } from "@/lib/db";
 import { canvasProject } from "@/lib/db/schema";
@@ -57,20 +56,14 @@ export async function POST(request: NextRequest) {
     }
 
     const body = await request.json().catch(() => ({}));
-    const requestedId = body.id === undefined ? undefined : z.string().uuid().safeParse(body.id);
-    if (requestedId && !requestedId.success) {
-      return NextResponse.json({ success: false, error: "项目编号无效" }, { status: 400 });
-    }
-    const id = requestedId?.data;
     const title = String(body.title || "").trim() || "未命名生图项目";
     const description = String(body.description || "").trim() || null;
     const thumbnail = String(body.thumbnail || "").trim() || null;
     const projectState = normalizeAgentGenerationProjectPersistedState(body.projectState);
 
-    const [insertedProject] = await db
+    const [project] = await db
       .insert(canvasProject)
       .values({
-        id,
         userId: session.user.id,
         title,
         description,
@@ -85,22 +78,8 @@ export async function POST(request: NextRequest) {
           agentProjectState: projectState,
         } as any,
       })
-      .onConflictDoNothing({ target: canvasProject.id })
       .returning();
 
-    const project = insertedProject || (id ? (await db
-      .select()
-      .from(canvasProject)
-      .where(and(
-        eq(canvasProject.id, id),
-        eq(canvasProject.userId, session.user.id),
-        eq(canvasProject.workspaceType, "agent")
-      ))
-      .limit(1))[0] : undefined);
-    if (!project) {
-      return NextResponse.json({ success: false, error: "项目编号不可用，请重试" }, { status: 409 });
-    }
-
     return NextResponse.json({ success: true, data: mapAgentProjectRow(project) });
   } catch (error) {
     console.error("[AgentProjects API] 创建项目失败:", error);

app/api/agent-workflow/template-prompts/route.ts

@@ -1,20 +0,0 @@
-import { z } from "zod";
-import { auth } from "@/app/(auth)/auth";
-import { resolveAgentWorkflowComposerSelections } from "@/lib/agents/workflow-composer";
-import { AGENT_WORKFLOW_UI_CONFIG_KEY, normalizeAgentWorkflowUiConfig } from "@/lib/agents/workflow-ui-config";
-import { getSystemSetting } from "@/lib/db/queries";
-
-const selectionsSchema = z.record(z.string().max(160), z.string().max(8192))
-  .refine((selections) => Object.keys(selections).length <= 100);
-
-export async function POST(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return Response.json({ error: "请先登录" }, { status: 401 });
-
-  const selections = selectionsSchema.safeParse(await request.json().catch(() => null));
-  if (!selections.success) return Response.json({ error: "风格模板选择无效" }, { status: 400 });
-
-  const setting = await getSystemSetting({ key: AGENT_WORKFLOW_UI_CONFIG_KEY });
-  const config = normalizeAgentWorkflowUiConfig(setting?.value);
-  return Response.json({ selections: resolveAgentWorkflowComposerSelections({ config, selections: selections.data }) });
-}

app/api/agents/detail-replacement/batches/route.ts

@@ -1,309 +0,0 @@
-import { and, desc, eq, inArray, sql } from "drizzle-orm";
-import { NextResponse } from "next/server";
-import { auth } from "@/app/(auth)/auth";
-import { db } from "@/lib/db";
-import { canvasImageTask, canvasProject, message } from "@/lib/db/schema";
-import { extractAgentProjectStateFromCanvasData, isAgentProjectRow } from "@/lib/agents/agent-project-compat";
-import { MAX_DETAIL_REPLACEMENT_REFERENCES } from "@/lib/agents/mode-workspace-state";
-import {
-  createCanvasImageTask,
-  enqueueCanvasImageTask,
-  ensureCanvasImageTaskActive,
-  getCanvasImageTaskForUser,
-} from "@/lib/canvas/image-task-queue";
-import {
-  checkUserImageQuota,
-  getChatById,
-  getEnabledAiModelsWithProvider,
-  getPointsSystemConfig,
-  getUserById,
-  saveChat,
-} from "@/lib/db/queries";
-import { getModelGenerationCreditCost } from "@/lib/ai/image-model-pricing";
-import { resolveDirectReplacementModelRef } from "@/app/(chat)/api/chat/_lib/detail-replacement";
-import {
-  buildAgentSlotPrompt,
-  normalizeAgentSupplementPrompt,
-} from "@/app/(chat)/api/chat/_lib/agent-scene-workflow";
-import {
-  detailReplacementSubmissionKey,
-  isDetailReplacementBatchRequest,
-  isDetailReplacementUuid,
-  type DetailReplacementBatchReference,
-  type DetailReplacementBatchRequest,
-  type DetailReplacementBatchResult,
-} from "@/lib/agents/detail-replacement-batch";
-
-export const maxDuration = 1200;
-
-function scopedChatId(projectId: string) {
-  const normalized = projectId.toLowerCase().replace(/-/g, "");
-  const scoped = `${normalized.slice(0, 20)}a93e17a60001`;
-  return [scoped.slice(0, 8), scoped.slice(8, 12), scoped.slice(12, 16), scoped.slice(16, 20), scoped.slice(20, 32)].join("-");
-}
-
-function taskResponse(task: Awaited<ReturnType<typeof getCanvasImageTaskForUser>>) {
-  const result = task?.result as DetailReplacementBatchResult | null;
-  const request = task?.request as DetailReplacementBatchRequest | null;
-  return {
-    id: task?.id,
-    status: task?.status,
-    attempts: task?.attempts,
-    error: task?.error || null,
-    cards: Array.isArray(result?.cards) ? result.cards : [],
-    currentCardId: result?.currentCardId || null,
-    requestedCardIds: request?.references?.map((item) => item.id) || [],
-    createdAt: task?.createdAt || null,
-    queueStatus: task?.queueStatus || null,
-  };
-}
-
-async function findActiveBatchId(params: {
-  userId: string;
-  projectId: string;
-  submissionKey: string;
-}) {
-  const [row] = await db.select({ id: canvasImageTask.id })
-    .from(canvasImageTask)
-    .where(and(
-      eq(canvasImageTask.userId, params.userId),
-      inArray(canvasImageTask.status, ["pending", "running"]),
-      sql`${canvasImageTask.request}->>'taskKind' = 'agent-detail-replacement-batch'`,
-      sql`${canvasImageTask.request}->>'projectId' = ${params.projectId}`,
-      sql`${canvasImageTask.request}->>'submissionKey' = ${params.submissionKey}`,
-    ))
-    .orderBy(desc(canvasImageTask.createdAt)).limit(1);
-  return row?.id || null;
-}
-
-function isUniqueViolation(error: unknown) {
-  for (let cursor: unknown = error; cursor && typeof cursor === "object"; ) {
-    if ((cursor as { code?: unknown }).code === "23505") return true;
-    cursor = (cursor as { cause?: unknown }).cause;
-  }
-  return false;
-}
-
-export async function GET(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  const params = new URL(request.url).searchParams;
-  const projectId = String(params.get("projectId") || "").trim();
-  const taskId = String(params.get("taskId") || "").trim();
-  if (!isDetailReplacementUuid(projectId)) {
-    return NextResponse.json({ error: "项目编号无效" }, { status: 400 });
-  }
-  const [project] = await db.select({ id: canvasProject.id }).from(canvasProject).where(and(
-    eq(canvasProject.id, projectId), eq(canvasProject.userId, session.user.id),
-  )).limit(1);
-  if (!project) return NextResponse.json({ error: "项目不存在" }, { status: 404 });
-
-  const [candidate] = await db.select({ id: canvasImageTask.id, request: canvasImageTask.request })
-    .from(canvasImageTask)
-    .where(and(
-      eq(canvasImageTask.userId, session.user.id),
-      ...(isDetailReplacementUuid(taskId) ? [eq(canvasImageTask.id, taskId)] : []),
-      sql`${canvasImageTask.request}->>'taskKind' = 'agent-detail-replacement-batch'`,
-      sql`${canvasImageTask.request}->>'projectId' = ${projectId}`,
-    ))
-    // A batch that is still working matters more than a newer finished one, so the
-    // workspace keeps showing live progress after a rerun of a single card.
-    .orderBy(
-      sql`case when ${canvasImageTask.status} in ('pending', 'running') then 0 else 1 end`,
-      desc(canvasImageTask.createdAt),
-    ).limit(1);
-  if (!candidate || !isDetailReplacementBatchRequest(candidate.request)) {
-    return NextResponse.json({ task: null });
-  }
-  let task = await getCanvasImageTaskForUser({ taskId: candidate.id, userId: session.user.id });
-  if (task && (task.status === "failed" ||
-    (task.status === "running" && Date.now() - task.updatedAt.getTime() > 90_000))) {
-    await ensureCanvasImageTaskActive({ taskId: task.id, userId: session.user.id });
-    task = await getCanvasImageTaskForUser({ taskId: candidate.id, userId: session.user.id });
-  }
-  return NextResponse.json({ task: taskResponse(task) });
-}
-
-export async function POST(request: Request) {
-  try {
-    const session = await auth();
-    if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-    const body = await request.json();
-    const projectId = String(body.projectId || "").trim();
-    const taskId = String(body.requestId || "").trim();
-    if (!isDetailReplacementUuid(projectId) || !isDetailReplacementUuid(taskId)) {
-      return NextResponse.json({ error: "任务编号或项目编号无效" }, { status: 400 });
-    }
-    const [project] = await db.select().from(canvasProject).where(and(
-      eq(canvasProject.id, projectId), eq(canvasProject.userId, session.user.id),
-    )).limit(1);
-    if (!project || !isAgentProjectRow(project)) {
-      return NextResponse.json({ error: "风格化项目不存在" }, { status: 404 });
-    }
-
-    const state = extractAgentProjectStateFromCanvasData(project.canvasData);
-    const knownReferences = new Map(
-      (state.workflowState.agentModeState?.detailReplacement?.references || [])
-        .map((item) => [String(item.id), String(item.imageUrl)]),
-    );
-    const requested = Array.isArray(body.references) ? body.references : [];
-    if (requested.length === 0) {
-      return NextResponse.json({ error: "请先选择详情参考图" }, { status: 400 });
-    }
-    if (requested.length > MAX_DETAIL_REPLACEMENT_REFERENCES) {
-      return NextResponse.json({
-        error: `本次选中了 ${requested.length} 张详情参考图，一次最多替换 ${MAX_DETAIL_REPLACEMENT_REFERENCES} 张，请减少本次选择后重试`,
-      }, { status: 400 });
-    }
-    const references: DetailReplacementBatchReference[] = requested.map((raw: unknown) => {
-      const item = raw && typeof raw === "object" ? raw as Record<string, unknown> : {};
-      return {
-        id: String(item.id || "").slice(0, 128),
-        label: String(item.label || "详情参考图").slice(0, 255),
-        imageUrl: String(item.imageUrl || "").trim(),
-        candidateId: String(item.candidateId || "").slice(0, 128) || null,
-        passthrough: item.passthrough === true,
-        rerunReferenceImages: Array.isArray(item.rerunReferenceImages)
-          ? item.rerunReferenceImages.slice(0, 6).map((entry: { url?: string }) => ({ url: String(entry?.url || "") }))
-          : [],
-      };
-    });
-    if (
-      new Set(references.map((item) => item.id)).size !== references.length ||
-      references.some((item) => !item.id || knownReferences.get(item.id) !== item.imageUrl)
-    ) {
-      return NextResponse.json({ error: "详情参考图尚未保存或已发生变化，请刷新后重试" }, { status: 400 });
-    }
-    const productImageUrls = Array.isArray(body.productImageUrls)
-      ? Array.from(new Set(body.productImageUrls.map((url: unknown) => String(url || "").trim())
-          .filter((url: string) => /^https?:\/\//i.test(url)))).slice(0, 16) as string[]
-      : [];
-    if (productImageUrls.length === 0 && !references.every((item) => item.passthrough)) {
-      return NextResponse.json({ error: "请先在输入图区选择至少一张产品图" }, { status: 400 });
-    }
-    const strategy = body.replacementStrategy === "product_only" ? "product_only" : "scene_replace";
-    const prompt = String(body.prompt || "").trim().slice(0, 24_000);
-    if (strategy !== "product_only" && !prompt) {
-      return NextResponse.json({ error: "请先配置风格化提示词" }, { status: 400 });
-    }
-    const models = await getEnabledAiModelsWithProvider();
-    const model = await resolveDirectReplacementModelRef({
-      selectedChatModel: String(body.model || "auto"),
-      finalModelId: String(body.model || "auto"),
-      models,
-    });
-    if (!model || model === "auto" || !models.some((entry) => entry.model.id === model)) {
-      return NextResponse.json({ error: "详情替换模型不可用，请检查模型配置" }, { status: 400 });
-    }
-    if (typeof body.expectedModelId === "string" && body.expectedModelId !== model) {
-      return NextResponse.json({
-        code: "DETAIL_REPLACEMENT_MODEL_CHANGED",
-        error: "详情替换模型已更新，请确认页面显示的模型后重新提交",
-      }, { status: 409 });
-    }
-    const quota = await checkUserImageQuota(session.user.id);
-    if (!quota.allowed) {
-      return NextResponse.json({ error: "本月图片生成配额已用完" }, { status: 429 });
-    }
-    const requestedImageCount = references.filter((item) => !item.passthrough).length;
-    if (quota.limit != null && quota.used + requestedImageCount > quota.limit) {
-      return NextResponse.json({ error: `本月剩余生图配额不足 ${requestedImageCount} 张` }, { status: 429 });
-    }
-    const pointsConfig = await getPointsSystemConfig();
-    if (pointsConfig.enabled && pointsConfig.blockOnInsufficient !== false) {
-      const selectedModel = models.find((entry) => entry.model.id === model)?.model;
-      const unitCost = getModelGenerationCreditCost(
-        selectedModel as Parameters<typeof getModelGenerationCreditCost>[0], "image", {
-        imageSize: ["1K", "2K", "4K"].includes(body.imageSize) ? body.imageSize : "2K",
-      });
-      const user = await getUserById({ id: session.user.id });
-      const expectedCost = unitCost * requestedImageCount;
-      if (!user?.isHighVip && expectedCost > Number(user?.pointsBalance || 0)) {
-        return NextResponse.json({ error: `积分不足，本批次预计消耗 ${expectedCost} 积分` }, { status: 402 });
-      }
-    }
-    const chatId = scopedChatId(projectId);
-    const existingChat = await getChatById({ id: chatId });
-    if (existingChat && existingChat.userId !== session.user.id) {
-      return NextResponse.json({ error: "无权访问项目对话" }, { status: 403 });
-    }
-    if (!existingChat) await saveChat({
-      id: chatId, userId: session.user.id, title: project.title || "详情替换", visibility: "private",
-    });
-    const taskRequest: DetailReplacementBatchRequest = {
-      taskKind: "agent-detail-replacement-batch",
-      projectId,
-      chatId,
-      model,
-      prompt: strategy === "product_only"
-        ? "仅替换参考详情图中的产品主体"
-        : buildAgentSlotPrompt({
-            workflowPrompt: prompt,
-            slotPrompt: "",
-            userSupplementPrompt: normalizeAgentSupplementPrompt(
-              String(body.userPrompt || ""), "详情参考图替换",
-            ),
-            includeSlotTitle: false,
-            modeType: "detail_replacement",
-          }),
-      userPrompt: String(body.userPrompt || "").slice(0, 12_000),
-      imageSize: ["1K", "2K", "4K"].includes(body.imageSize) ? body.imageSize : "2K",
-      replacementStrategy: strategy,
-      productImageUrls,
-      modelImageUrl: /^https?:\/\//i.test(String(body.modelImageUrl || ""))
-        ? String(body.modelImageUrl) : null,
-      references,
-    };
-    const submissionKey = detailReplacementSubmissionKey(taskRequest);
-    taskRequest.submissionKey = submissionKey;
-
-    const duplicateId = await findActiveBatchId({
-      userId: session.user.id, projectId, submissionKey,
-    });
-    if (duplicateId) {
-      await ensureCanvasImageTaskActive({ taskId: duplicateId, userId: session.user.id });
-      const duplicate = await getCanvasImageTaskForUser({ taskId: duplicateId, userId: session.user.id });
-      return NextResponse.json({ task: taskResponse(duplicate) });
-    }
-
-    let task: Awaited<ReturnType<typeof createCanvasImageTask>>;
-    try {
-      task = await createCanvasImageTask({
-        taskId, userId: session.user.id, request: taskRequest as unknown as Record<string, unknown>,
-      });
-    } catch (error) {
-      if (!isUniqueViolation(error)) throw error;
-      // Two identical submissions raced past the lookup above; the database
-      // unique index kept one of them, so answer with that batch.
-      const racedId = await findActiveBatchId({
-        userId: session.user.id, projectId, submissionKey,
-      });
-      if (!racedId) throw error;
-      const raced = await getCanvasImageTaskForUser({ taskId: racedId, userId: session.user.id });
-      return NextResponse.json({ task: taskResponse(raced) });
-    }
-    const existingTask = await getCanvasImageTaskForUser({ taskId: task.id, userId: session.user.id });
-    const storedRequest = existingTask?.request as DetailReplacementBatchRequest | null;
-    if (
-      !isDetailReplacementBatchRequest(storedRequest) ||
-      storedRequest.projectId !== projectId ||
-      (storedRequest.submissionKey && storedRequest.submissionKey !== submissionKey)
-    ) {
-      return NextResponse.json({ error: "任务编号已被其他请求使用" }, { status: 409 });
-    }
-    await db.insert(message).values({
-      id: taskId,
-      chatId,
-      role: "user",
-      parts: [{ type: "text", text: taskRequest.userPrompt || `批量替换 ${references.length} 张详情图` }],
-      attachments: [],
-      createdAt: new Date(),
-    }).onConflictDoNothing({ target: message.id });
-    await enqueueCanvasImageTask(task.id);
-    const current = await getCanvasImageTaskForUser({ taskId, userId: session.user.id });
-    return NextResponse.json({ task: taskResponse(current) });
-  } catch (error) {
-    console.error("[Detail Replacement Batch] Failed to start", error);
-    return NextResponse.json({ error: error instanceof Error ? error.message : "提交详情替换任务失败" }, { status: 500 });
-  }
-}

app/api/app-version/route.ts

@@ -1,8 +0,0 @@
-import { NextResponse } from "next/server";
-
-export const dynamic = "force-dynamic";
-export function GET() {
-  return NextResponse.json({ version: process.env.NEXT_PUBLIC_APP_RELEASE || "development" }, {
-    headers: { "Cache-Control": "no-store, max-age=0" },
-  });
-}

app/api/canvas/3d/model-proxy/route.ts

@@ -1,5 +1,4 @@
 import { NextResponse } from "next/server";
-import { isRetiredStorageUrl, normalizeLegacyAliyunStorageUrl, RETIRED_STORAGE_MESSAGE } from "@/lib/storage/retired-storage";
 import { auth } from "@/app/(auth)/auth";
 import { buildThreeAssetUrl } from "@/lib/canvas/three-asset-url";
 
@@ -13,6 +12,7 @@ const ALLOWED_MODEL_HOST_DOMAINS = [
   "tripo3d.ai",
   "tripo3d.com",
   "worldlabs.ai",
+  "s3.1080p.hk",
   "img.yydd.ai",
   "scqny.jiansun.vip",
   "blob.vercel-storage.com",
@@ -25,6 +25,7 @@ const ALLOWED_MODEL_HOST_DOMAINS = [
 
 const ALLOWED_HTTP_MODEL_HOST_DOMAINS = [
   "bbyy.ai",
+  "s3.1080p.hk",
   "img.yydd.ai",
 ];
 
@@ -164,9 +165,6 @@ async function handleRequest(request: Request, method: "GET" | "HEAD") {
 
     const { searchParams } = new URL(request.url);
     const rawUrl = String(searchParams.get("url") || "").trim();
-    if (isRetiredStorageUrl(rawUrl)) {
-      return NextResponse.json({ success: false, error: RETIRED_STORAGE_MESSAGE, code: "storage_retired" }, { status: 410 });
-    }
     if (!rawUrl) {
       return NextResponse.json({ success: false, error: "缺少 url 参数" }, { status: 400 });
     }
@@ -182,18 +180,6 @@ async function handleRequest(request: Request, method: "GET" | "HEAD") {
       return NextResponse.json({ success: false, error: "仅支持 http/https 模型地址" }, { status: 400 });
     }
 
-    if (normalizeLegacyAliyunStorageUrl(targetUrl.toString())) {
-      try {
-        const { resolveLegacyAliyunStorageUrl } = await import("@/lib/storage/image-archive-db");
-        targetUrl = new URL(await resolveLegacyAliyunStorageUrl(targetUrl.toString()));
-      } catch (error) {
-        if (error instanceof Error && error.message.includes("HTTP 410")) {
-          return NextResponse.json({ success: false, error: RETIRED_STORAGE_MESSAGE, code: "storage_retired" }, { status: 410 });
-        }
-        throw error;
-      }
-    }
-
     if (!isAllowedModelHost(targetUrl.hostname)) {
       return NextResponse.json({ success: false, error: "不允许的模型地址域名" }, { status: 403 });
     }

app/api/canvas/[id]/capabilities/route.ts

@@ -2,14 +2,12 @@ import { NextResponse } from "next/server";
 import { ZodError } from "zod";
 
 import { auth } from "@/app/(auth)/auth";
-import { RmbgServiceError } from "@/lib/ai/rmbg/service";
 import { canvasCapabilityClientCommandSchema } from "@/lib/canvas/capabilities/client-command";
 import { CanvasCapabilityRuntimeError } from "@/lib/canvas/capabilities/context";
 import { getCanvasCapabilityManifest } from "@/lib/canvas/capabilities/registry";
 import { executeCanvasCapabilityRuntime } from "@/lib/canvas/capabilities/runtime";
 import { getCanvasCapabilityTask } from "@/lib/canvas/capabilities/task-store";
 import { CanvasAgentMutationError } from "@/lib/canvas/agent-mutations";
-import { formatRequestFailure, getRequestFailureDetails } from "@/lib/request-error";
 
 export const dynamic = "force-dynamic";
 export const maxDuration = 600;
@@ -41,8 +39,7 @@ export async function GET(
       { status: 404 }
     );
   }
-  const failure = task.status === "failed" ? getRequestFailureDetails(task.error) : undefined;
-  return NextResponse.json({ success: true, task: { ...task, failure, error: failure ? formatRequestFailure(failure, task.id) : task.error } });
+  return NextResponse.json({ success: true, task });
 }
 
 export async function POST(
@@ -54,11 +51,9 @@ export async function POST(
     return NextResponse.json({ success: false, error: "未登录" }, { status: 401 });
   }
 
-  let requestId: string | undefined;
   try {
     const { id } = await params;
     const command = canvasCapabilityClientCommandSchema.parse(await request.json());
-    requestId = command.requestId;
     const result = await executeCanvasCapabilityRuntime({
       command,
       projectId: id,
@@ -72,9 +67,8 @@ export async function POST(
       error instanceof CanvasCapabilityRuntimeError ||
       error instanceof CanvasAgentMutationError
     ) {
-      const failure = getRequestFailureDetails(error);
       return NextResponse.json(
-        { success: false, error: formatRequestFailure(failure, requestId), code: error.code, failure, requestId },
+        { success: false, error: error.message, code: error.code },
         { status: error.status }
       );
     }
@@ -88,10 +82,10 @@ export async function POST(
         { status: 400 }
       );
     }
-    const failure = getRequestFailureDetails(error, "执行画布能力失败");
+    const message = error instanceof Error ? error.message : "执行画布能力失败";
     return NextResponse.json(
-      { success: false, error: formatRequestFailure(failure, requestId), failure, requestId },
-      { status: error instanceof RmbgServiceError ? error.status : 500 }
+      { success: false, error: message },
+      { status: 500 }
     );
   }
 }

app/api/canvas/[id]/image-archives/route.ts

@@ -1,65 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-import { and, eq, inArray, sql } from "drizzle-orm";
-import { auth } from "@/app/(auth)/auth";
-import { db } from "@/lib/db";
-import { canvasProject, imageArchiveTask, generatedImage, canvasImageTask } from "@/lib/db/schema";
-import { imageArchiveSourceKey } from "@/lib/storage/image-archive-db";
-import { isGeneratedImageSource } from "@/lib/storage/image-archive-urls";
-import { scheduleImageArchiveWorker } from "@/lib/storage/image-archive-worker";
-
-export async function POST(request: NextRequest, { params }: { params: Promise<{ id: string }> }) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  const { id } = await params;
-  const [project] = await db
-    .select({ id: canvasProject.id })
-    .from(canvasProject)
-    .where(and(eq(canvasProject.id, id), eq(canvasProject.userId, session.user.id)))
-    .limit(1);
-  if (!project) return NextResponse.json({ error: "画布不存在" }, { status: 404 });
-  const body = await request.json();
-  if (
-    !Array.isArray(body.urls) ||
-    body.urls.length > 100 ||
-    body.urls.some((url: unknown) => typeof url !== "string" || !isGeneratedImageSource(url))
-  ) {
-    return NextResponse.json({ error: "图片地址格式错误" }, { status: 400 });
-  }
-  const urls: string[] = [...new Set<string>(body.urls)];
-  if (!urls.length) return NextResponse.json({ replacements: {}, pending: [] });
-  const source = imageArchiveTask.sourceUrl;
-  const rows = await db
-    .select({
-      sourceUrl: imageArchiveTask.sourceUrl,
-      targetUrl: imageArchiveTask.targetUrl,
-      status: imageArchiveTask.status,
-    })
-    .from(imageArchiveTask)
-    .where(
-      and(
-        inArray(imageArchiveTask.sourceUrl, urls.map(imageArchiveSourceKey)),
-        sql`(
-        exists (select 1 from ${generatedImage} where ${generatedImage.userId} = ${session.user.id}
-          and (${generatedImage.originalUrl} = ${source} or ${generatedImage.thumbnailUrl} = ${source}
-            or ${generatedImage.originalUrl} = ${imageArchiveTask.targetUrl} or ${generatedImage.thumbnailUrl} = ${imageArchiveTask.targetUrl}))
-        or exists (select 1 from ${canvasImageTask} where ${canvasImageTask.userId} = ${session.user.id}
-          and (position(${source} in ${canvasImageTask.result}::text) > 0 or position(${imageArchiveTask.targetUrl} in ${canvasImageTask.result}::text) > 0))
-        or exists (select 1 from ${canvasProject} where ${canvasProject.id} = ${id} and ${canvasProject.userId} = ${session.user.id}
-          and (position(${source} in ${canvasProject.canvasData}::text) > 0 or position(${imageArchiveTask.targetUrl} in ${canvasProject.canvasData}::text) > 0))
-      )`,
-      ),
-    );
-  const byKey = new Map(rows.map((row) => [row.sourceUrl, row]));
-  const replacements: Record<string, string> = {};
-  const pending: string[] = [];
-  for (const url of urls) {
-    const row = byKey.get(imageArchiveSourceKey(url));
-    if (row?.targetUrl) replacements[url] = row.targetUrl;
-    else if (row && row.status !== "abandoned") pending.push(url);
-  }
-  if (rows.some((row) => row.status === "pending")) scheduleImageArchiveWorker(true);
-  return NextResponse.json(
-    { replacements, pending },
-    { headers: { "Cache-Control": "private, no-store" } },
-  );
-}

app/api/canvas/[id]/route.ts

@@ -3,7 +3,6 @@ import { auth } from '@/app/(auth)/auth';
 import { db } from '@/lib/db';
 import { canvasProject } from '@/lib/db/schema';
 import { syncCanvasNodesForProject } from '@/lib/db/queries';
-import { resolveArchivedImageUrls } from '@/lib/storage/image-archive-db';
 import { eq, and } from 'drizzle-orm';
 import {
   buildStaleCanvasSaveConflictPayload,
@@ -123,8 +122,7 @@ export async function PUT(
       );
     }
 
-    const { title, description, canvasData } = body;
-    const thumbnail = await resolveArchivedImageUrls(body.thumbnail);
+    const { title, description, thumbnail, canvasData } = body;
     const baseCanvasRevision =
       body?.baseCanvasUpdatedAt || body?.baseCanvasRevision;
     const workspaceType =
@@ -207,11 +205,7 @@ export async function PUT(
           ),
         )
         .returning();
-      return NextResponse.json({
-        success: true,
-        data: saved,
-        previousCanvasRevision: existingProject?.updatedAt.toISOString() ?? null,
-      });
+      return NextResponse.json({ success: true, data: saved });
     });
   } catch (error) {
     console.error("更新/创建画布失败:", error);

app/api/canvas/[id]/tvstar-sessions/route.ts

@@ -1,57 +0,0 @@
-import { and, desc, eq, lte } from "drizzle-orm";
-import { NextResponse } from "next/server";
-import { z } from "zod";
-import { auth } from "@/app/(auth)/auth";
-import { db } from "@/lib/db";
-import { tvstarSession } from "@/lib/db/schema";
-import { ownsTaskProject } from "@/lib/video-canvas/task-store";
-import { tvstarSessionSchema } from "@/lib/video-canvas/tvstar-session";
-
-export const dynamic = "force-dynamic";
-
-async function authorize(projectId: string) {
-  const session = await auth();
-  if (!session?.user?.id) return { error: NextResponse.json({ error: "未登录" }, { status: 401 }) };
-  if (!z.string().uuid().safeParse(projectId).success || !await ownsTaskProject(session.user.id, projectId)) {
-    return { error: NextResponse.json({ error: "画布不存在" }, { status: 404 }) };
-  }
-  return { userId: session.user.id };
-}
-
-export async function GET(_request: Request, { params }: { params: Promise<{ id: string }> }) {
-  const { id } = await params;
-  const access = await authorize(id);
-  if (access.error) return access.error;
-  const rows = await db.select({ snapshot: tvstarSession.snapshot, shareToken: tvstarSession.shareToken })
-    .from(tvstarSession)
-    .where(and(eq(tvstarSession.userId, access.userId!), eq(tvstarSession.projectId, id)))
-    .orderBy(desc(tvstarSession.clientUpdatedAt)).limit(20);
-  return NextResponse.json({ sessions: rows.map(({ snapshot, shareToken }) => ({
-    ...(snapshot as Record<string, unknown>), shareToken: shareToken || undefined,
-  })) }, { headers: { "Cache-Control": "no-store" } });
-}
-
-export async function PUT(request: Request, { params }: { params: Promise<{ id: string }> }) {
-  const { id } = await params;
-  const access = await authorize(id);
-  if (access.error) return access.error;
-  const raw = await request.text();
-  if (raw.length > 900_000) return NextResponse.json({ error: "对话记录过大" }, { status: 413 });
-  let body: unknown;
-  try { body = JSON.parse(raw); } catch { return NextResponse.json({ error: "请求格式无效" }, { status: 400 }); }
-  const parsed = z.object({ sessions: z.array(tvstarSessionSchema).max(20) }).safeParse(body);
-  if (!parsed.success) return NextResponse.json({ error: "对话记录格式无效" }, { status: 400 });
-  for (const session of parsed.data.sessions) {
-    const clientUpdatedAt = new Date(Math.min(session.updatedAt, Date.now() + 60_000));
-    await db.insert(tvstarSession).values({
-      id: session.id, projectId: id, userId: access.userId!, title: session.title,
-      snapshot: session, clientUpdatedAt,
-    }).onConflictDoNothing({ target: tvstarSession.id });
-    await db.update(tvstarSession).set({ title: session.title, snapshot: session, clientUpdatedAt, updatedAt: new Date() })
-      .where(and(
-        eq(tvstarSession.id, session.id), eq(tvstarSession.projectId, id), eq(tvstarSession.userId, access.userId!),
-        lte(tvstarSession.clientUpdatedAt, clientUpdatedAt),
-      ));
-  }
-  return NextResponse.json({ ok: true });
-}

app/api/canvas/[id]/tvstar-sessions/share/route.ts

@@ -1,58 +0,0 @@
-import { randomBytes } from "node:crypto";
-import { and, eq } from "drizzle-orm";
-import { NextResponse } from "next/server";
-import { z } from "zod";
-import { auth } from "@/app/(auth)/auth";
-import { db } from "@/lib/db";
-import { tvstarSession } from "@/lib/db/schema";
-import { ownsTaskProject } from "@/lib/video-canvas/task-store";
-import { publicTVstarSnapshot, tvstarSessionSchema } from "@/lib/video-canvas/tvstar-session";
-
-export const dynamic = "force-dynamic";
-
-async function owner(projectId: string) {
-  const session = await auth();
-  if (!session?.user?.id) return { error: NextResponse.json({ error: "未登录" }, { status: 401 }) };
-  if (!z.string().uuid().safeParse(projectId).success || !await ownsTaskProject(session.user.id, projectId)) {
-    return { error: NextResponse.json({ error: "画布不存在" }, { status: 404 }) };
-  }
-  return { userId: session.user.id };
-}
-
-export async function POST(request: Request, { params }: { params: Promise<{ id: string }> }) {
-  const { id } = await params;
-  const access = await owner(id);
-  if (access.error) return access.error;
-  const raw = await request.text();
-  if (raw.length > 300_000) return NextResponse.json({ error: "对话记录过大" }, { status: 413 });
-  let body: unknown;
-  try { body = JSON.parse(raw); } catch { return NextResponse.json({ error: "请求格式无效" }, { status: 400 }); }
-  const parsed = z.object({ session: tvstarSessionSchema }).safeParse(body);
-  if (!parsed.success) return NextResponse.json({ error: "对话记录格式无效" }, { status: 400 });
-  const current = parsed.data.session;
-  const condition = and(eq(tvstarSession.id, current.id), eq(tvstarSession.projectId, id), eq(tvstarSession.userId, access.userId!));
-  await db.insert(tvstarSession).values({
-    id: current.id, projectId: id, userId: access.userId!, title: current.title,
-    snapshot: current, clientUpdatedAt: new Date(Math.min(current.updatedAt, Date.now() + 60_000)),
-  }).onConflictDoNothing({ target: tvstarSession.id });
-  const existing = (await db.select({ shareToken: tvstarSession.shareToken }).from(tvstarSession).where(condition).limit(1))[0];
-  if (!existing) return NextResponse.json({ error: "对话不存在" }, { status: 404 });
-  const token = existing.shareToken || randomBytes(24).toString("base64url");
-  if (!existing.shareToken) {
-    await db.update(tvstarSession).set({
-      shareToken: token, sharedSnapshot: publicTVstarSnapshot(current), sharedAt: new Date(), updatedAt: new Date(),
-    }).where(condition);
-  }
-  return NextResponse.json({ url: `/tvstar/share/${token}`, token });
-}
-
-export async function DELETE(request: Request, { params }: { params: Promise<{ id: string }> }) {
-  const { id } = await params;
-  const access = await owner(id);
-  if (access.error) return access.error;
-  const sessionId = new URL(request.url).searchParams.get("sessionId") || "";
-  if (!z.string().uuid().safeParse(sessionId).success) return NextResponse.json({ error: "对话 ID 无效" }, { status: 400 });
-  await db.update(tvstarSession).set({ shareToken: null, sharedSnapshot: null, sharedAt: null, updatedAt: new Date() })
-    .where(and(eq(tvstarSession.id, sessionId), eq(tvstarSession.projectId, id), eq(tvstarSession.userId, access.userId!)));
-  return NextResponse.json({ ok: true });
-}

app/api/canvas/agent-capabilities/route.ts

@@ -1,40 +0,0 @@
-import { PROJECT_AGENT_OPERATIONS, projectOperationAuthorized } from "@/lib/ai/canvas-agent-runtime/project-operation-catalog";
-import { NextResponse } from "next/server";
-import { z } from "zod";
-import { and, eq } from "drizzle-orm";
-import { auth } from "@/app/(auth)/auth";
-import { db } from "@/lib/db";
-import { canvasProject } from "@/lib/db/schema";
-import { getSystemSetting } from "@/lib/db/queries";
-import {
-  normalizeVideoCanvasFunctionConfig,
-  VIDEO_CANVAS_FUNCTION_CONFIG_KEY,
-} from "@/lib/video-canvas/config";
-import { getCanvasAgentAccessManifest } from "@/lib/ai/canvas-agent-runtime/capability-access";
-export const dynamic = "force-dynamic";
-export async function GET(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  const parsed = z.string().uuid().safeParse(new URL(request.url).searchParams.get("projectId"));
-  if (!parsed.success) return NextResponse.json({ error: "画布编号无效" }, { status: 400 });
-  const [project] = await db
-    .select({ id: canvasProject.id, workspace: canvasProject.workspaceType })
-    .from(canvasProject)
-    .where(and(eq(canvasProject.id, parsed.data), eq(canvasProject.userId, session.user.id)))
-    .limit(1);
-  if (!project) return NextResponse.json({ error: "画布不存在" }, { status: 404 });
-  const config = normalizeVideoCanvasFunctionConfig(
-    (await getSystemSetting({ key: VIDEO_CANVAS_FUNCTION_CONFIG_KEY }))?.value,
-  );
-  return NextResponse.json(
-    {
-      workspace: project.workspace,
-      projectServices: PROJECT_AGENT_OPERATIONS.map(item => ({ ...item, authorized: projectOperationAuthorized(item) })),
-      utilityTools: ["getWeather", "createDocument", "updateDocument", "requestSuggestions", "loadProjectSkill"],
-      capabilities: getCanvasAgentAccessManifest(config).filter(
-        (item) => item.workspace === (project.workspace === "video" ? "video" : "canvas"),
-      ),
-    },
-    { headers: { "Cache-Control": "private, no-store" } },
-  );
-}

app/api/canvas/agent-chat/route.ts

@@ -1,492 +0,0 @@
-import { agentModelCandidates } from "@/lib/ai/runtime/agent-model-failover";
-import { agentModelCircuitStore } from "@/lib/ai/runtime/agent-model-circuit-store";
-import { createAgentVisionExecutor } from "@/lib/ai/runtime/agent-vision-failover";
-import { canvasAgentProgress } from "@/lib/ai/canvas-agent-runtime/progress";
-import { getStyleProImageModelEntries } from "@/lib/style-pro/model-options";
-import { registerProjectAgentTools } from "@/lib/ai/canvas-agent-runtime/project-tools";
-import { isZcodeWorkspaceAuthorized } from "@/lib/ai/canvas-agent-runtime/authorization";
-import {
-  createUIMessageStream,
-  createUIMessageStreamResponse,
-  generateText,
-} from "ai";
-import { after, NextResponse } from "next/server";
-import { z } from "zod";
-import { db } from "@/lib/db";
-import { siteSettings, canvasProject } from "@/lib/db/schema";
-import { eq } from "drizzle-orm";
-import { auth } from "@/app/(auth)/auth";
-import { postRequestBodySchema } from "@/app/(chat)/api/chat/schema";
-import { entitlementsByUserType } from "@/lib/ai/entitlements";
-import { getLanguageModelById } from "@/lib/ai/dynamic-provider";
-import {
-  getAgentAiModelWithProvider,
-  getAccessibleAgentPresetById,
-  getEnabledAiModelsWithProvider,
-  getChatById,
-  getMessagesByChatId,
-  getMessageCountByUserId,
-  getSiteSettings,
-  saveChat,
-  saveMessages,
-} from "@/lib/db/queries";
-import { runZcodeCanvasTask } from "@/lib/ai/zcode-agent/task";
-import { canvasAgentReplyText } from "@/lib/ai/zcode-agent/assistant-output";
-import { createZcodeModelGateway } from "@/lib/ai/zcode-agent/model-gateway";
-import { newAgentRunSnapshot, publicAgentError } from "@/lib/ai/canvas-agent-runtime/protocol";
-import { shouldUseCanvasAgentRuntime } from "@/lib/ai/canvas-agent-runtime/routing";
-import {
-  acquireAgentRun,
-  agentRunView,
-  AgentRunError,
-  checkpointAgentRun,
-  consumeAgentRunInputs,
-  heartbeatAgentRun,
-} from "@/lib/ai/canvas-agent-runtime/store";
-import { readOwnedCanvas } from "@/lib/ai/canvas-agent-runtime/canvas";
-import { buildCanvasRuntimeTools } from "@/lib/ai/canvas-agent-runtime/tools";
-import { canvasRuntimeSystemPrompt } from "@/lib/ai/canvas-agent-runtime/prompt";
-import { verifyCanvasAgentResults } from "@/lib/ai/canvas-agent-runtime/review";
-import { inferCanvasTaskRequirements } from "@/lib/ai/canvas-agent-runtime/requirements";
-import {
-  resolveRuntimeConversationSources,
-  persistRuntimeConversationResults,
-} from "@/lib/ai/canvas-agent-runtime/conversation";
-import { getCanvasAgentFeatureFlagsFromSystemSettings } from "@/lib/canvas/agent-feature-settings";
-import { canApplyCanvasAgentMutations } from "@/lib/canvas/agent-feature-flags";
-
-import {
-  videoAgentSettingsSchema,
-  inferVideoTaskRequirements,
-  videoNodeUrl,
-  videoRuntimeSystemPrompt,
-} from "@/lib/ai/canvas-agent-runtime/video-protocol";
-import { readOwnedVideoCanvas } from "@/lib/ai/canvas-agent-runtime/video-store";
-import {
-  buildVideoRuntimeTools,
-  createVideoRuntimePorts,
-} from "@/lib/ai/canvas-agent-runtime/video-tools";
-import { probeVideoMetadata } from "@/lib/ai/canvas-agent-runtime/video-probe";
-import { verifyVideoAgentResults } from "@/lib/ai/canvas-agent-runtime/video-review";
-
-export const runtime = "nodejs";
-export const maxDuration = 1200;
-const requestSchema = postRequestBodySchema.extend({
-  resumeRunId: z.string().uuid().optional(),
-  selectedImageModel: z.string().min(1).max(180).optional(),
-  workspaceVariant: z.enum(["canvas", "video"]).default("canvas"),
-  videoAgentSettings: videoAgentSettingsSchema.optional(),
-});
-export async function POST(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const body = requestSchema.parse(await request.json());
-    if (!shouldUseCanvasAgentRuntime(body))
-      throw new AgentRunError("此请求不属于画布 Agent 任务", 400);
-    const projectId = body.contextPayload!.projectId!;
-    const [ownedProject] = await db.select({ userId: canvasProject.userId, workspaceType: canvasProject.workspaceType })
-      .from(canvasProject).where(eq(canvasProject.id, projectId)).limit(1);
-    if (!ownedProject || ownedProject.userId !== session.user.id) throw new AgentRunError("画布不存在", 404);
-    if (!isZcodeWorkspaceAuthorized(ownedProject.workspaceType)) throw new AgentRunError("视频画布暂未授权给 ZCode Agent，请使用手工功能。", 403);
-    const isVideo = ownedProject.workspaceType === "video";
-    const preset = body.agentPresetId ? await getAccessibleAgentPresetById({ id: body.agentPresetId, userId: session.user.id }) : null;
-    if (preset && String(preset.type) === "video") throw new AgentRunError("视频技能暂未授权给 ZCode Agent", 403);
-    if (body.agentPresetId && (!preset || preset.status !== "active")) throw new AgentRunError("此 Agent 预设不可用", 403);
-    const objective = body.message.parts
-      .filter((part) => part.type === "text")
-      .map((part) => part.text)
-      .join("\n")
-      .trim();
-    if (!objective) throw new AgentRunError("请描述需要完成的创作任务", 400);
-    const settings = await getSiteSettings();
-    if (
-      !settings.agentEnabled ||
-      !canApplyCanvasAgentMutations(await getCanvasAgentFeatureFlagsFromSystemSettings())
-    ) {
-      throw new AgentRunError("管理员尚未开启画布 Agent 操作", 403);
-    }
-    const [usageSettings] = await db.select().from(siteSettings).limit(1);
-    if (usageSettings?.usageTimeEnabled) {
-      const time = new Intl.DateTimeFormat("en-GB", {
-        timeZone: "Asia/Shanghai",
-        hour: "2-digit",
-        minute: "2-digit",
-        hourCycle: "h23",
-      }).format(new Date());
-      if (
-        time < (usageSettings.usageTimeStart || "08:00") ||
-        time > (usageSettings.usageTimeEnd || "20:00")
-      )
-        throw new AgentRunError(usageSettings.usageTimeMessage || "当前不在系统使用时间段内", 403);
-    }
-    const count = await getMessageCountByUserId({ id: session.user.id, differenceInHours: 24 });
-    if (count > entitlementsByUserType[session.user.type].maxMessagesPerDay)
-      throw new AgentRunError("今日对话次数已达到限额", 429);
-    const imageCanvas = isVideo ? null : await readOwnedCanvas(session.user.id, projectId);
-    if (imageCanvas?.project.workspaceType === "video")
-      throw new AgentRunError("请使用视频画布 Agent 入口", 400);
-    const videoCanvas = isVideo ? await readOwnedVideoCanvas(session.user.id, projectId) : null;
-    const nodes = imageCanvas?.nodes || [];
-    const availableIds = isVideo
-      ? videoCanvas!.nodes.map((node) => node.id)
-      : nodes.map((node) => node.id);
-    const selectedNodeIds = body.contextPayload?.selectedNodeIds || [];
-    if (selectedNodeIds.some((id) => !availableIds.includes(id))) {
-      throw new AgentRunError("选中图片尚未保存到画布，请等待保存完成后重试。");
-    }
-    const existingChat = await getChatById({ id: body.id });
-    if (existingChat && existingChat.userId !== session.user.id)
-      throw new AgentRunError("对话不存在", 404);
-    if (!existingChat)
-      await saveChat({
-        id: body.id,
-        userId: session.user.id,
-        title: objective.slice(0, 80),
-        visibility: "private",
-      });
-    const conversation = isVideo
-      ? {
-          sourceNodeIds: selectedNodeIds,
-          targetReason: "video-selected-nodes",
-          previousContext: null,
-        }
-      : await resolveRuntimeConversationSources({
-          userId: session.user.id,
-          chatId: body.id,
-          projectId,
-          text: objective,
-          parts: body.message.parts,
-          nodes,
-          selectedNodeIds,
-        });
-    const candidates = agentModelCandidates(await getAgentAiModelWithProvider(), await getEnabledAiModelsWithProvider());
-    const configured = candidates[0];
-    if (!configured) throw new AgentRunError("请先在后台配置可用的多模态 Agent 对话模型", 503);
-    let model = await getLanguageModelById(configured.model.id);
-    for (const candidate of candidates.slice(1)) {
-      if (model) break;
-      model = await getLanguageModelById(candidate.model.id);
-    }
-    if (!model) throw new AgentRunError("Agent 模型暂不可用", 503);
-    const visionModel = model;
-    const executeVisionModel = createAgentVisionExecutor(candidates, agentModelCircuitStore, getLanguageModelById);
-    // Validate the user's image choice independently of the Agent planning model.
-    if (body.selectedImageModel) {
-      const images = await getStyleProImageModelEntries();
-      if (!images.some(({ model }) => model.id === body.selectedImageModel && model.healthStatus !== "auto_disabled"))
-        throw new AgentRunError("你选择的生图模型当前不可用，请重新选择；不会自动换模型生成。", 400);
-    }
-    const assistantMessageId = crypto.randomUUID();
-    const previousVideoMessages =
-      existingChat
-        ? (await getMessagesByChatId({ id: body.id })).slice(-6).map((message) => ({
-            role: message.role as "user" | "assistant",
-            content: (message.parts as Array<{ type: string; text?: string }>)
-              .filter((part) => part.type === "text")
-              .map((part) => part.text || "")
-              .join("\n")
-              .slice(0, 4000),
-          }))
-        : [];
-    const initialSnapshot = newAgentRunSnapshot(objective, [
-      ...previousVideoMessages,
-      { role: "user", content: objective },
-    ]);
-    initialSnapshot.workspace = isVideo ? "video" : "canvas";
-    if (isVideo) {
-      initialSnapshot.videoRequirements = inferVideoTaskRequirements(objective);
-      initialSnapshot.videoSettings = videoAgentSettingsSchema.parse({
-        ...body.videoAgentSettings,
-        ...(initialSnapshot.videoRequirements.duration
-          ? { duration: initialSnapshot.videoRequirements.duration }
-          : {}),
-        ...(initialSnapshot.videoRequirements.ratio
-          ? { ratio: initialSnapshot.videoRequirements.ratio }
-          : {}),
-      });
-    }
-    initialSnapshot.sourceNodeIds = conversation.sourceNodeIds;
-    initialSnapshot.requirements = {
-      ...inferCanvasTaskRequirements(objective, initialSnapshot.sourceNodeIds.length),
-      sourceCount: initialSnapshot.sourceNodeIds.length,
-    };
-    const run = await acquireAgentRun({
-      id: body.message.id,
-      userId: session.user.id,
-      projectId,
-      chatId: body.id,
-      assistantMessageId,
-      resumeRunId: body.resumeRunId,
-      snapshot: initialSnapshot,
-    });
-    const snapshot = run.snapshot;
-    snapshot.imagePreferences = {
-      ...snapshot.imagePreferences,
-      // Each submitted turn captures the current controls, including switching back to Auto.
-      modelId: body.selectedImageModel,
-      parameters: body.imageParams || snapshot.imagePreferences?.parameters,
-    };
-    const taskSourceNodeIds = snapshot.sourceNodeIds ?? selectedNodeIds;
-    const context = {
-      recentConversation: previousVideoMessages,
-      preset: preset ? { name: preset.name, type: preset.type, promptTemplate: preset.promptTemplate, defaultModelId: preset.defaultModelId, defaultParams: preset.defaultParams, slots: preset.slots.map(slot => ({ title: slot.title, promptTemplate: slot.promptTemplate, defaultParams: slot.defaultParams })) } : null,
-      videoSettings: snapshot.videoSettings,
-      selectedNodeIds: taskSourceNodeIds,
-      nodes: nodes
-        .filter((node) => taskSourceNodeIds.includes(node.id))
-        .map((node) => ({
-          id: node.id,
-          type: node.type,
-          position: node.position,
-          size: node.size,
-          title: node.data.title,
-        })),
-      skillInstructions: body.hiddenPrompt || undefined,
-      imagePreferences: snapshot.imagePreferences,
-      targetReason: conversation.targetReason,
-      previousConversationContext: conversation.previousContext,
-    };
-    await saveMessages({
-      messages: [
-        {
-          id: body.message.id,
-          chatId: body.id,
-          role: "user",
-          parts: body.message.parts,
-          attachments: [],
-          createdAt: new Date(),
-          videoStorageStatus: null,
-          temporaryVideoUrl: null,
-          permanentVideoUrl: null,
-          archivedAt: null,
-          videoMetadata: null,
-        },
-      ],
-    });
-    let archiveVideoResults: (() => Promise<void>) | undefined;
-    const stream = createUIMessageStream({
-      execute: async ({ writer }) => {
-        const emit = (type: string, data: unknown) => writer.write({ type, data, ...(type === "data-canvasAgentRun" ? { transient: true } : {}) } as never);
-        let cancelled = false;
-        let leaseLost = false;
-        const activeModelController = new AbortController();
-        const withModel: typeof executeVisionModel = (execute, signal) => executeVisionModel(execute,
-          signal ? AbortSignal.any([signal, activeModelController.signal]) : activeModelController.signal);
-        const heartbeat = setInterval(() => {
-          void heartbeatAgentRun(run)
-            .then((current) => {
-              if (!current) leaseLost = true;
-              if (current?.cancelRequested) cancelled = true;
-              if (cancelled || leaseLost) activeModelController?.abort();
-            })
-            .catch(() => {
-              leaseLost = true;
-              activeModelController?.abort();
-            });
-          emit("data-keepalive", { label: "canvas-agent-runtime", ts: Date.now() });
-        }, 10_000);
-        const textId = crypto.randomUUID();
-        writer.write({ type: "start", messageId: assistantMessageId });
-        writer.write({ type: "text-start", id: textId });
-        let streamedText = "";
-        const emitAssistantText = (delta: string) => {
-          streamedText += delta;
-          writer.write({ type: "text-delta", id: textId, delta });
-        };
-        try {
-          const videoPorts = isVideo
-            ? await createVideoRuntimePorts({
-                userId: session.user.id,
-                chatId: body.id,
-                projectId,
-                runId: run.id,
-                assistantMessageId,
-                request,
-                snapshot,
-                emit,
-              })
-            : null;
-          archiveVideoResults = videoPorts?.archiveResults;
-          const tools = isVideo
-            ? buildVideoRuntimeTools({
-                runId: run.id,
-                projectId,
-                selectedNodeIds,
-                snapshot,
-                ports: videoPorts!,
-              })
-            : await buildCanvasRuntimeTools({
-                userId: session.user.id,
-                chatId: body.id,
-                projectId,
-                runId: run.id,
-                assistantMessageId,
-                selectedNodeIds: taskSourceNodeIds,
-                request,
-                model: visionModel || model,
-                supportsVision: Boolean(visionModel),
-                withModel,
-                imageSize: snapshot.imagePreferences?.parameters?.imageSize,
-                imagePreferences: snapshot.imagePreferences,
-                priorCalls: snapshot.calls,
-                preferredModelId: snapshot.imagePreferences?.modelId || (preset?.type === "image" ? preset.defaultModelId || undefined : undefined),
-                operationSelectedNodeIds: selectedNodeIds,
-                objective: [snapshot.objective, ...snapshot.inputs.map((input) => input.text)].join(
-                  "\n",
-                ),
-                emit,
-              });
-          await registerProjectAgentTools({ session, projectId, request, objective: snapshot.objective,
-            definitions: tools.definitions, executable: tools.executable, emit,
-            imagePreferences: snapshot.imagePreferences });
-          const gateway = await createZcodeModelGateway(configured, undefined, candidates);
-          const status = await runZcodeCanvasTask({
-            runId: run.id, snapshot, definitions: tools.definitions,
-            instructions: (isVideo ? videoRuntimeSystemPrompt : canvasRuntimeSystemPrompt)(snapshot.objective, snapshot.summary, snapshot.inputs.map(input => input.text), context),
-            context, gateway, signal: activeModelController.signal,
-            onAssistantText: emitAssistantText,
-            tools: tools.executable,
-            checkpoint: async (state, stateStatus) => {
-              if (leaseLost) throw new AgentRunError("任务执行已中断");
-              const saved = await checkpointAgentRun(run, state, stateStatus);
-              cancelled ||= saved.cancelRequested;
-              emit("data-canvasAgentRun", agentRunView(saved));
-            },
-            consumeInputs: async (state) => {
-              if (leaseLost) throw new AgentRunError("任务执行已中断");
-              const control = await consumeAgentRunInputs(run, state);
-              cancelled ||= control.cancelled;
-              return { cancelled };
-            },
-            isCancelled: async () => {
-              const current = await heartbeatAgentRun(run);
-              if (!current) throw new AgentRunError("任务执行已中断");
-              cancelled ||= current.cancelRequested;
-              return cancelled;
-            },
-            verify: async (state) =>
-              isVideo
-                ? verifyVideoAgentResults({
-                    snapshot: state,
-                    nodes: (await readOwnedVideoCanvas(session.user.id, projectId)).nodes,
-                    inspect: async (node, requirements) => {
-                      const metadata = await probeVideoMetadata(videoNodeUrl(node));
-                      const report = await videoPorts!.analyze({
-                        mode: "video-analysis",
-                        prompt: `请基于真实抽帧画面检查主体、场景、镜头连贯性，说明不确定内容。用户要求：${requirements}`,
-                        imageUrls: [],
-                        videoUrls: [videoNodeUrl(node)],
-                      });
-                      const verdict = await generateText({
-                        model,
-                        system:
-                          '你是视频验收员。依据实际抽帧分析判断是否满足用户要求；不能从文件名或提示词判断。若报告无法读取真实帧，必须不通过。抽帧只能检查画面，不能证明音频、精确时长或完整运动，涉及这些要求无法确认时说明需要人工检查。仅返回 JSON {"passed":boolean,"issues":string[]}。',
-                        prompt: JSON.stringify({ requirements, report }),
-                        maxOutputTokens: 1200,
-                        maxRetries: 0,
-                        abortSignal: AbortSignal.timeout(60_000),
-                      });
-                      state.inputTokens += verdict.usage.inputTokens || 0;
-                      state.outputTokens += verdict.usage.outputTokens || 0;
-                      const match = verdict.text.match(/\{[\s\S]*\}/);
-                      if (!match) throw new Error("视频检查未返回有效结果");
-                      return {
-                        ...z
-                          .object({ passed: z.boolean(), issues: z.array(z.string()).max(12) })
-                          .parse(JSON.parse(match[0])),
-                        ...metadata,
-                      };
-                    },
-                  })
-                : verifyCanvasAgentResults({
-                    snapshot: state,
-                    userId: session.user.id,
-                    projectId,
-                    model: visionModel || model,
-                    supportsVision: Boolean(visionModel),
-                    withModel,
-                    signal: activeModelController.signal,
-                  }),
-          });
-          const finalText = canvasAgentReplyText(snapshot);
-          const progress = canvasAgentProgress(agentRunView({ ...run, snapshot, status }));
-          writer.write({ type: "data-canvasAgentProgress", id: run.id, data: progress });
-          if (!isVideo)
-            await persistRuntimeConversationResults({
-              userId: session.user.id,
-              chatId: body.id,
-              projectId,
-              assistantMessageId,
-              snapshot,
-            }).catch((error) => {
-              console.warn("[Canvas Agent] Conversation memory update failed", {
-                runId: run.id,
-                error: publicAgentError(error),
-              });
-            });
-          await saveMessages({
-            messages: [
-              {
-                id: assistantMessageId,
-                chatId: body.id,
-                role: "assistant",
-                parts: [{ type: "text", text: finalText }, { type: "data-canvasAgentProgress", data: progress }],
-                attachments: [],
-                createdAt: new Date(),
-                videoStorageStatus: null,
-                temporaryVideoUrl: null,
-                permanentVideoUrl: null,
-                archivedAt: null,
-                videoMetadata: null,
-              },
-            ],
-          });
-          emitAssistantText(finalText.startsWith(streamedText) ? finalText.slice(streamedText.length) : `\n\n${snapshot.message}`);
-        } catch (error) {
-          const statusText = publicAgentError(error);
-          const text = canvasAgentReplyText({ ...snapshot, message: statusText });
-          await checkpointAgentRun(run, { ...snapshot, message: statusText }, "needs_review").catch(
-            () => undefined,
-          );
-          const progress = canvasAgentProgress(agentRunView({ ...run, snapshot: { ...snapshot, message: statusText }, status: "needs_review" }));
-          writer.write({ type: "data-canvasAgentProgress", id: run.id, data: progress });
-          await saveMessages({ messages: [{ id: assistantMessageId, chatId: body.id, role: "assistant",
-            parts: [{ type: "text", text }, { type: "data-canvasAgentProgress", data: progress }],
-            attachments: [], createdAt: new Date(), videoStorageStatus: null, temporaryVideoUrl: null,
-            permanentVideoUrl: null, archivedAt: null, videoMetadata: null }] }).catch(() => undefined);
-          emitAssistantText(text.startsWith(streamedText) ? text.slice(streamedText.length) : `\n\n${statusText}`);
-        } finally {
-          clearInterval(heartbeat);
-          writer.write({ type: "text-end", id: textId });
-          writer.write({ type: "finish" });
-        }
-      },
-    });
-    // Browser disconnection does not cancel paid image work. Keep consuming on the server.
-    const [client, background] = stream.tee();
-    after(async () => {
-      const reader = background.getReader();
-      try {
-        while (!(await reader.read()).done) {
-          /* Drain the server branch. */
-        }
-      } finally {
-        reader.releaseLock();
-        await archiveVideoResults?.();
-      }
-    });
-    return createUIMessageStreamResponse({
-      stream: client,
-      headers: { "Cache-Control": "no-store", "X-Accel-Buffering": "no" },
-    });
-  } catch (error) {
-    return NextResponse.json(
-      { error: publicAgentError(error), message: publicAgentError(error) },
-      {
-        status:
-          error instanceof AgentRunError ? error.status : error instanceof z.ZodError ? 400 : 503,
-      },
-    );
-  }
-}

app/api/canvas/agent-runs/route.ts

@@ -1,65 +0,0 @@
-import { NextResponse } from "next/server";
-import { z } from "zod";
-import { auth } from "@/app/(auth)/auth";
-import {
-  AgentRunError,
-  agentRunView,
-  assertAgentRunOwnership,
-  controlAgentRun,
-  getAgentRun,
-} from "@/lib/ai/canvas-agent-runtime/store";
-import { publicAgentError } from "@/lib/ai/canvas-agent-runtime/protocol";
-
-export const dynamic = "force-dynamic";
-const scope = z.object({
-  chatId: z.string().uuid(),
-  projectId: z.string().uuid(),
-  runId: z.string().uuid().optional(),
-});
-const control = scope
-  .extend({
-    runId: z.string().uuid(),
-    action: z.enum(["steer", "cancel"]),
-    inputId: z.string().uuid().optional(),
-    text: z.string().trim().min(1).max(2000).optional(),
-  })
-  .refine(
-    (input) => input.action !== "steer" || Boolean(input.inputId && input.text),
-    "补充要求缺少内容或请求号",
-  );
-
-export async function GET(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const input = scope.parse(Object.fromEntries(new URL(request.url).searchParams));
-    await assertAgentRunOwnership(session.user.id, input.projectId, input.chatId);
-    const run = await getAgentRun(session.user.id, input.chatId, input.projectId, input.runId);
-    return NextResponse.json(
-      { run: run ? agentRunView(run) : null },
-      { headers: { "Cache-Control": "private, no-store" } },
-    );
-  } catch (error) {
-    return failure(error);
-  }
-}
-export async function POST(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const input = control.parse(await request.json());
-    await assertAgentRunOwnership(session.user.id, input.projectId, input.chatId);
-    return NextResponse.json({ run: await controlAgentRun({ ...input, userId: session.user.id }) });
-  } catch (error) {
-    return failure(error);
-  }
-}
-function failure(error: unknown) {
-  return NextResponse.json(
-    { error: publicAgentError(error) },
-    {
-      status:
-        error instanceof AgentRunError ? error.status : error instanceof z.ZodError ? 400 : 503,
-    },
-  );
-}

app/api/canvas/box-cutout/route.ts

@@ -1,15 +1,100 @@
-import { NextResponse } from "next/server";
+import { NextRequest, NextResponse } from "next/server";
 
 import { auth } from "@/app/(auth)/auth";
-import { executeBoxCutoutPOST } from "@/lib/canvas/operations/box-cutout";
+import {
+  BoxCutoutServiceError,
+  executeBoxCutoutJob,
+} from "@/lib/ai/box-cutout/service";
+import { RmbgServiceError } from "@/lib/ai/rmbg/service";
+import { getPointsSystemConfig } from "@/lib/db/queries";
+import { prepareFeaturePointsCharge } from "@/lib/points/feature-charge";
+import { getImageToolCreditCost } from "@/lib/points/config";
 
 export const runtime = "nodejs";
 export const maxDuration = 60;
 
-export async function POST(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) {
-    return NextResponse.json({ success: false, error: "未授权，请先登录" }, { status: 401 });
+type BoxCutoutRequest = {
+  imageUrl?: string;
+  cropRect?: {
+    x?: number;
+    y?: number;
+    width?: number;
+    height?: number;
+  };
+  paddingRatio?: number;
+  prompt?: string;
+  chatId?: string | null;
+  messageId?: string | null;
+  skipGallerySave?: boolean;
+  sourceNodeId?: string;
+};
+
+export async function POST(request: NextRequest) {
+  try {
+    const session = await auth();
+    if (!session?.user?.id) {
+      return NextResponse.json({ success: false, error: "未授权，请先登录" }, { status: 401 });
+    }
+
+    const body = (await request.json()) as BoxCutoutRequest;
+    const rawImageUrl = String(body.imageUrl || "").trim();
+    if (!rawImageUrl) {
+      return NextResponse.json({ success: false, error: "缺少 imageUrl 参数" }, { status: 400 });
+    }
+
+    const resolvedImageUrl = new URL(rawImageUrl, request.url).toString();
+    const pointsConfig = await getPointsSystemConfig();
+    const pointsCharge = await prepareFeaturePointsCharge({
+      userId: session.user.id,
+      unitCost: getImageToolCreditCost(pointsConfig, "box-cutout"),
+      reason: "image_box_cutout",
+      modelId: "box-cutout",
+      note: "框选抠图消耗积分",
+      pointsConfig,
+    });
+    if (!pointsCharge.ok) {
+      return NextResponse.json(pointsCharge.payload, { status: pointsCharge.status });
+    }
+
+    const result = await executeBoxCutoutJob({
+      userId: session.user.id,
+      imageUrl: resolvedImageUrl,
+      cropRect: body.cropRect || {},
+      paddingRatio: body.paddingRatio,
+      prompt: body.prompt || "框选抠图",
+      chatId: body.chatId || null,
+      messageId: body.messageId || null,
+      skipGallerySave: body.skipGallerySave === true,
+      sourceNodeId: body.sourceNodeId,
+    });
+
+    if (pointsCharge.chargeable) {
+      try {
+        await pointsCharge.consume();
+      } catch (pointsError) {
+        console.error("[Points] Failed to consume box cutout points:", pointsError);
+      }
+    }
+
+    return NextResponse.json(result);
+  } catch (error) {
+    if (error instanceof BoxCutoutServiceError || error instanceof RmbgServiceError) {
+      return NextResponse.json(
+        {
+          success: false,
+          error: error.detail || error.message,
+        },
+        { status: error.status },
+      );
+    }
+
+    console.error("[BoxCutout] 处理失败:", error);
+    return NextResponse.json(
+      {
+        success: false,
+        error: error instanceof Error ? error.message : "框选抠图失败",
+      },
+      { status: 500 },
+    );
   }
-  return executeBoxCutoutPOST(request, session.user.id);
 }

app/api/canvas/download-image/route.ts

@@ -1,13 +1,5 @@
-import { resolveCanvasCdnDownload } from "@/lib/storage/canvas-cdn-download";
-import { isRetiredStorageUrl, RETIRED_STORAGE_MESSAGE } from "@/lib/storage/retired-storage";
-import { scheduleImageDownloadPreparation } from "@/lib/storage/image-download-preparation";
-import { randomUUID } from "node:crypto";
-import { formatDownloadFailure, getDownloadFailure, type DownloadFailure } from "@/lib/canvas/download-error";
-import { createLogger } from "@/lib/observability/logger";
-import { after, NextRequest, NextResponse } from "next/server";
+import { NextRequest, NextResponse } from "next/server";
 import { auth } from "@/app/(auth)/auth";
-import { getDownloadPreparationQueue, type DownloadPreparationInput } from "@/lib/canvas/download-preparation";
-import { extractImageProxySourceUrl, inferOriginalImageUrl } from "@/lib/image-url";
 import {
   buildAttachmentContentDisposition,
   fetchCanvasDownloadAsset,
@@ -16,50 +8,6 @@ import {
 
 export const runtime = "nodejs";
 export const maxDuration = 120;
-const logger = createLogger("canvas.download");
-
-function failed(failure: DownloadFailure, requestId: string) {
-  logger.warn("request_failed", { requestId, code: failure.code, status: failure.status });
-  return NextResponse.json({ success: false, error: formatDownloadFailure(failure, requestId), failure, requestId }, {
-    status: failure.status,
-    headers: { "Cache-Control": "no-store", ...(failure.status === 429 ? { "Retry-After": "3" } : {}) },
-  });
-}
-
-function preparing(requestId: string) {
-  return NextResponse.json({ delivery: "preparing", retryAfter: 2, requestId,
-    message: "正在准备原图，完成后将自动开始下载" }, {
-    status: 202, headers: { "Retry-After": "2", "Cache-Control": "no-store" },
-  });
-}
-
-async function prepareDownload(input: DownloadPreparationInput, signal: AbortSignal) {
-  // A proxy candidate for the same original must not repeat the same slow
-  // upstream request through our own server (and create another HTTP timeout).
-  const sources = [...new Set(input.urls.map(url => {
-    const source = extractImageProxySourceUrl(url) || url;
-    return inferOriginalImageUrl(source) || source;
-  }))];
-  let lastError: unknown;
-  for (let attempt = 0; attempt < 2; attempt++) {
-    signal.throwIfAborted();
-    for (const url of sources) {
-      signal.throwIfAborted();
-      const result = await fetchCanvasDownloadAsset({
-        file: { url, name: "original" }, index: 0,
-        requestOrigin: input.requestOrigin, cookie: input.cookie,
-        includeSequencePrefix: false, timeoutMs: 60_000, retryCount: 1, signal,
-      });
-      if (result.ok) return { buffer: result.bytes, contentType: result.contentType };
-      lastError = result.error;
-    }
-    // Each pass resolves the latest archive URL inside fetchCanvasDownloadAsset.
-    // No AI/model request is involved and a completed source fetch is shared.
-    if (attempt < 1 && getDownloadFailure(lastError).retryable) await new Promise(resolve => setTimeout(resolve, 1_000));
-    else break;
-  }
-  throw new Error(String(lastError || "Original image sources unavailable"));
-}
 
 function getRequestOrigin(request: NextRequest): string {
   const forwardedHost = (request.headers.get("x-forwarded-host") || "").split(",")[0]?.trim();
@@ -98,63 +46,21 @@ function resolveDownloadUrls(body: Record<string, unknown>, origin: string): str
 }
 
 export async function POST(request: NextRequest) {
-  const requestId = randomUUID();
   try {
     const session = await auth();
     if (!session?.user?.id) {
-      return failed(getDownloadFailure("未登录"), requestId);
+      return NextResponse.json({ success: false, error: "未登录" }, { status: 401 });
     }
 
     const body = (await request.json().catch(() => ({}))) as Record<string, unknown>;
     const requestOrigin = getRequestOrigin(request);
-    const candidates = resolveDownloadUrls(body, requestOrigin);
-    if (candidates.length && candidates.every(isRetiredStorageUrl)) {
-      return failed(getDownloadFailure(RETIRED_STORAGE_MESSAGE), requestId);
-    }
-    const urls = candidates.filter(url => !isRetiredStorageUrl(url));
-    const requestedUrls = [...urls];
+    const urls = resolveDownloadUrls(body, requestOrigin);
     if (urls.length === 0) {
-      return failed(getDownloadFailure("图片地址无效"), requestId);
+      return NextResponse.json({ success: false, error: "图片地址无效" }, { status: 400 });
     }
 
     const name = sanitizeCanvasDownloadFileName(String(body.name || ""), "canvas-image");
-    if (body.preferDirect === true) {
-      const { task, direct, canPrepareDirect } = await resolveCanvasCdnDownload(urls, `${name}.png`).catch((error) => {
-        logger.warn("cdn_lookup_failed", error, { requestId });
-        return { task: null, direct: null, canPrepareDirect: false };
-      });
-      if (direct) return NextResponse.json(direct, { headers: { "Cache-Control": "no-store" } });
-      if (task && canPrepareDirect && body.preparation === "async") {
-        const asset = (task.metadata as { downloadAsset?: { status?: string; failure?: DownloadFailure; retryAt?: string } } | null)?.downloadAsset;
-        if (asset?.status === "abandoned" || (asset?.status === "failed" && Date.parse(asset.retryAt || "") > Date.now())) {
-          return failed(asset.failure || getDownloadFailure(null), task.id);
-        }
-        scheduleImageDownloadPreparation(task.id);
-        return preparing(task.id);
-      }
-      if (task?.targetUrl) {
-        if (!urls.includes(task.targetUrl)) urls.unshift(task.targetUrl);
-        scheduleImageDownloadPreparation(task.id);
-      }
-    }
     const cookie = request.headers.get("cookie") || "";
-    if (body.preparation === "async") {
-      const result = await getDownloadPreparationQueue(prepareDownload, after).request({
-        userId: session.user.id, urls: requestedUrls, requestOrigin, cookie,
-      });
-      if (result.status === "preparing") {
-        return preparing(result.requestId);
-      }
-      if (result.status === "failed") {
-        return failed(result.failure, result.requestId);
-      }
-      return new NextResponse(new Uint8Array(result.asset.buffer), { headers: {
-        "Content-Type": result.asset.contentType,
-        "Content-Length": String(result.asset.buffer.length),
-        "Content-Disposition": buildAttachmentContentDisposition(`${name}.png`),
-        "Cache-Control": "no-store",
-      } });
-    }
     let result: Awaited<ReturnType<typeof fetchCanvasDownloadAsset>> | null = null;
     const failures: string[] = [];
 
@@ -167,14 +73,17 @@ export async function POST(request: NextRequest) {
         includeSequencePrefix: false,
       });
       if (result.ok) break;
-      failures.push(result.error);
+      failures.push(`${url}: ${result.error}`);
     }
 
     if (!result?.ok) {
       if (failures.length > 0) {
-        logger.warn("all_sources_failed", { requestId, failures });
+        console.warn("[CanvasDownloadImage] All candidates failed:", failures);
       }
-      return failed(getDownloadFailure(result?.error), requestId);
+      return NextResponse.json(
+        { success: false, error: result?.error || "图片源文件暂时不可访问" },
+        { status: 502 }
+      );
     }
 
     return new NextResponse(result.bytes, {
@@ -187,7 +96,7 @@ export async function POST(request: NextRequest) {
       },
     });
   } catch (error) {
-    logger.error("download_failed", error, { requestId });
-    return failed(getDownloadFailure(error), requestId);
+    console.error("[CanvasDownloadImage] Failed:", error);
+    return NextResponse.json({ success: false, error: "图片下载失败" }, { status: 500 });
   }
 }

app/api/canvas/download-zip-task/route.ts

@@ -1,24 +1,54 @@
-import { writeDownloadZip, readDownloadZip } from "@/lib/canvas/download-zip-stream";
-import { claimZipTask, loadZipTask, saveZipTask, zipTaskPath, assertZipDiskSpace, cleanupZipTasks, assertZipTaskCapacity, type ZipTask } from "@/lib/canvas/download-zip-task-store";
-import { parseDownloadByteRange } from "@/lib/canvas/download-byte-range";
-import { createReadStream } from "node:fs";
-import { mkdir, stat, writeFile, rm } from "node:fs/promises";
-import { join } from "node:path";
 import { randomUUID } from "node:crypto";
-import { after, NextRequest, NextResponse } from "next/server";
+import { NextRequest, NextResponse } from "next/server";
 import JSZip from "jszip";
 import { auth } from "@/app/(auth)/auth";
 import { fetchCanvasDownloadAsset } from "@/lib/canvas/photoshop-safe-download";
-import { publishCanvasZip } from "@/lib/storage/canvas-zip-delivery";
-import { trackRuntimeWork } from "@/lib/observability/active-work";
+
 export const runtime = "nodejs";
 export const maxDuration = 300;
-type DownloadFileItem = { url: string; name?: string };
+
+type DownloadFileItem = {
+  url: string;
+  name?: string;
+};
+
+type ZipTaskStatus = "pending" | "running" | "completed" | "failed";
+
+type ZipTask = {
+  id: string;
+  userId: string;
+  folderName: string;
+  files: DownloadFileItem[];
+  totalCount: number;
+  processedCount: number;
+  successCount: number;
+  failedCount: number;
+  compressPercent: number;
+  status: ZipTaskStatus;
+  stage: string;
+  error?: string;
+  zipBuffer?: Buffer;
+  contentDisposition?: string;
+  createdAt: number;
+  updatedAt: number;
+  expiresAt: number;
+};
+
+const MAX_CONCURRENCY = 8;
 const MAX_DOWNLOAD_FILES = 200;
-const TASK_TTL_MS = 24 * 60 * 60_000;
-const PREPARATION_TTL_MS = 6 * 60 * 60_000;
-const running = (globalThis as typeof globalThis & { __canvasZipRunning?: Set<string> });
-const active = running.__canvasZipRunning ??= new Set<string>();
+const TASK_TTL_MS = 30 * 60 * 1000;
+
+const globalTaskStore = globalThis as typeof globalThis & {
+  __canvasDownloadZipTasks?: Map<string, ZipTask>;
+};
+
+function getTaskStore() {
+  if (!globalTaskStore.__canvasDownloadZipTasks) {
+    globalTaskStore.__canvasDownloadZipTasks = new Map<string, ZipTask>();
+  }
+  return globalTaskStore.__canvasDownloadZipTasks;
+}
+
 function sanitizeFolderName(value: string): string {
   const cleaned = String(value || "")
     .replace(/[\\/:*?"<>|]+/g, "-")
@@ -26,7 +56,7 @@ function sanitizeFolderName(value: string): string {
     .replace(/-+/g, "-")
     .replace(/^-+|-+$/g, "")
     .trim();
-  return cleaned && !/^\.+$/.test(cleaned) ? cleaned.slice(0, 100) : `canvas-images-${Date.now()}`;
+  return cleaned || `canvas-images-${Date.now()}`;
 }
 
 function buildContentDisposition(folderName: string): string {
@@ -80,172 +110,258 @@ function toDownloadItems(input: unknown, origin: string): DownloadFileItem[] {
     .slice(0, MAX_DOWNLOAD_FILES);
 }
 
+function cleanupExpiredTasks() {
+  const now = Date.now();
+  const store = getTaskStore();
+  for (const [taskId, task] of store.entries()) {
+    if (task.expiresAt <= now) {
+      store.delete(taskId);
+    }
+  }
+}
+
+function getTaskProgress(task: ZipTask) {
+  if (task.status === "completed") {
+    return 100;
+  }
+  if (task.status === "failed") {
+    return Math.max(
+      0,
+      Math.min(100, Math.round((task.processedCount / Math.max(1, task.totalCount)) * 85))
+    );
+  }
+  if (task.processedCount >= task.totalCount && task.totalCount > 0) {
+    return Math.min(99, 85 + Math.round((task.compressPercent / 100) * 14));
+  }
+  return Math.max(
+    4,
+    Math.min(85, Math.round((task.processedCount / Math.max(1, task.totalCount)) * 85))
+  );
+}
 
 function serializeTask(task: ZipTask) {
-  return { id: task.id, folderName: task.folderName, status: task.status, stage: task.stage,
-    totalCount: task.totalCount, processedCount: task.processedCount, successCount: task.successCount,
-    failedCount: task.failedCount, progress: task.status === "completed" ? 100 : Math.min(99,
-      Math.round(task.processedCount / Math.max(1, task.totalCount) * 85 + task.compressPercent * .14)),
-    error: task.error || "", expiresAt: task.expiresAt,
-    downloadUrl: task.status === "completed" ? `/api/canvas/download-zip-task?taskId=${task.id}&download=1` : "" };
+  const downloadUrl =
+    task.status === "completed"
+      ? `/api/canvas/download-zip-task?taskId=${encodeURIComponent(task.id)}&download=1`
+      : "";
+  return {
+    id: task.id,
+    folderName: task.folderName,
+    status: task.status,
+    stage: task.stage,
+    totalCount: task.totalCount,
+    processedCount: task.processedCount,
+    successCount: task.successCount,
+    failedCount: task.failedCount,
+    progress: getTaskProgress(task),
+    error: task.error || "",
+    downloadUrl,
+    createdAt: task.createdAt,
+    updatedAt: task.updatedAt,
+    expiresAt: task.expiresAt,
+  };
 }
-async function processTask(id: string, userId: string, requestOrigin: string, cookie: string) {
-  if (active.has(id) || active.size >= 2) return;
-  active.add(id);
-  let release: (() => Promise<void>) | null = null;
-  let task: ZipTask | null = null;
+
+async function processZipTask(params: {
+  task: ZipTask;
+  requestOrigin: string;
+  cookie: string;
+}) {
+  const { task, requestOrigin, cookie } = params;
+  const store = getTaskStore();
   try {
-    release = await claimZipTask(id);
-    if (!release) return;
-    task = await loadZipTask(id, userId);
-    if (!task || task.status === "completed" || task.status === "failed") return;
-    await assertZipDiskSpace();
-    const existingZip = task.zipFile && task.contentDisposition && await stat(task.zipFile.path).catch(() => null);
-    const reuseZip = existingZip && existingZip.size === task.zipFile!.bytes;
-    task.status = "running"; task.stage = reuseZip ? "正在准备加速下载" : "正在准备原图"; task.updatedAt = Date.now();
-    await saveZipTask(task);
-    if (!reuseZip) {
-      delete task.zipFile; delete task.contentDisposition; delete task.cdnUrl;
-      // Stage each image on disk, not all PNG buffers in the web process heap.
-      // A restart resumes from these files using the current owner's session.
-      let cursor = 0;
-      let writes = Promise.resolve();
-      const persist = () => { const current = task!; writes = writes.then(() => saveZipTask(current)); return writes; };
-      const results = await Promise.allSettled(Array.from({ length: Math.min(2, task.files.length) }, async () => {
-        while (cursor < task!.files.length) {
-          const index = cursor++; const file = task!.files[index];
-          const path = join(zipTaskPath(id), `${index}.image`);
-          if (file.prepared && file.filename && (await stat(path).catch(() => null))?.size) continue;
-          delete file.prepared; delete file.filename;
-          const result = await fetchCanvasDownloadAsset({ file, index, requestOrigin, cookie,
-            signal: AbortSignal.timeout(120_000) }).catch(() => ({ ok: false as const, error: "原图读取超时或源地址暂时不可用" }));
-          if (result.ok) {
-            await assertZipDiskSpace(result.bytes.length);
-            await writeFile(path, result.bytes, { mode: 0o600 });
-            file.prepared = `${index}.image`; file.filename = result.filename; delete file.error;
-          } else file.error = result.error;
-          task!.processedCount = task!.files.filter(f => f.prepared || f.error).length;
-          task!.successCount = task!.files.filter(f => f.prepared).length;
-          task!.failedCount = task!.files.filter(f => f.error).length;
-          task!.stage = `正在准备原图 ${task!.processedCount}/${task!.totalCount}`;
-          task!.updatedAt = Date.now(); await persist();
+    task.status = "running";
+    task.stage = "正在读取源图";
+    task.updatedAt = Date.now();
+
+    const zip = new JSZip();
+    const folder = zip.folder(task.folderName) || zip;
+    const results: Array<
+      | Awaited<ReturnType<typeof fetchCanvasDownloadAsset>>
+      | null
+    > = new Array(task.files.length).fill(null);
+    let cursor = 0;
+    const workerCount = Math.min(MAX_CONCURRENCY, task.files.length);
+
+    await Promise.all(
+      Array.from({ length: workerCount }, async () => {
+        while (true) {
+          const index = cursor;
+          cursor += 1;
+          if (index >= task.files.length) break;
+
+          const file = task.files[index]!;
+          results[index] = await fetchCanvasDownloadAsset({
+            file,
+            index,
+            requestOrigin,
+            cookie,
+          });
+
+          const result = results[index];
+          task.processedCount += 1;
+          if (result?.ok) {
+            task.successCount += 1;
+          } else {
+            task.failedCount += 1;
+          }
+          task.stage = `正在处理 ${task.processedCount}/${task.totalCount} 张`;
+          task.updatedAt = Date.now();
         }
-      }));
-      const rejected = results.find(result => result.status === "rejected");
-      if (rejected?.status === "rejected") throw rejected.reason;
-      if (!task.successCount) throw new Error("所选原图暂时都无法读取，请稍后重试；画布图片不会被删除");
-      const zip = new JSZip(); const folder = zip.folder(task.folderName) || zip;
-      for (const file of task.files) if (file.prepared && file.filename)
-        folder.file(file.filename, createReadStream(join(zipTaskPath(id), file.prepared))
-          .once("close", () => { void rm(join(zipTaskPath(id), file.prepared!), { force: true }).catch(() => undefined); }));
-      if (task.failedCount) folder.file("_download-failures.txt", task.files.filter(f => f.error)
-        .map(f => `${f.name || "图片"}：${f.error}`).join("\n"));
-      task.stage = "正在生成完整 ZIP 文件"; await saveZipTask(task);
-      task.zipFile = await writeDownloadZip(zip, task.id, percent => { task!.compressPercent = percent; });
-      task.contentDisposition = buildContentDisposition(task.folderName);
-    }
-    task.stage = "正在准备下载链接"; await saveZipTask(task);
-    const cdn = await publishCanvasZip({ id: task.id, ...task.zipFile!, disposition: task.contentDisposition!,
-      onProgress: async bytes => {
-        task!.stage = `正在传送至七牛 ${Math.round(bytes / task!.zipFile!.bytes * 100)}%`;
-        task!.updatedAt = Date.now(); await saveZipTask(task!);
-      } });
-    if (cdn) {
-      task.cdnObject = { storageConfigId: cdn.storageConfigId, key: cdn.key };
-      if (!cdn.url) throw new Error(cdn.error || `ZIP 已打包，但加速下载未就绪，请再次点击下载继续传送原 ZIP。下载编号：${task.id}`);
-      task.cdnUrl = cdn.url;
-    }
-    task.status = "completed"; task.stage = task.failedCount ? `已打包 ${task.successCount} 张，${task.failedCount} 张未能读取` : "打包完成";
-    task.compressPercent = 100; task.updatedAt = Date.now(); task.expiresAt = Date.now() + TASK_TTL_MS;
-    await saveZipTask(task);
-    // The complete ZIP is enough for retries; release staged duplicate bytes.
-    await Promise.all(task.files.filter(f => f.prepared).map(f => rm(join(zipTaskPath(id), f.prepared!), { force: true }).catch(() => undefined)));
-    console.info("[CanvasDownloadZipTask] Complete", { taskId: id, count: task.successCount, failed: task.failedCount,
-      bytes: task.zipFile!.bytes, delivery: task.cdnUrl ? "cdn" : "local" });
-  } catch (error) {
-    if (task) {
-      task.status = "failed"; task.stage = task.zipFile ? "ZIP 已打包，加速下载未就绪" : "打包未完成";
-      task.error = error instanceof Error ? error.message : "打包失败，请稍后重试";
-      task.updatedAt = Date.now(); task.expiresAt = Date.now() + TASK_TTL_MS; await saveZipTask(task).catch(() => undefined);
-    }
-    console.error("[CanvasDownloadZipTask] Preparation failed", { taskId: id, message: task?.error });
-  } finally { await release?.().catch(() => undefined); active.delete(id); }
-}
-function schedule(task: ZipTask, request: NextRequest) {
-  const run = () => trackRuntimeWork(() => processTask(task.id, task.userId, getRequestOrigin(request), request.headers.get("cookie") || ""));
-  after(run);
-}
-export async function POST(request: NextRequest) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const body = await request.json();
-    let id = typeof body.taskId === "string" ? body.taskId : randomUUID();
-    let task = await loadZipTask(id, session.user.id);
-    if (!task) {
-      await assertZipTaskCapacity(session.user.id);
-      if (await stat(zipTaskPath(id)).catch(() => null)) id = randomUUID();
-      const files = toDownloadItems(body.files, getRequestOrigin(request));
-      if (!files.length || !Array.isArray(body.files) || body.files.length > MAX_DOWNLOAD_FILES || files.length !== body.files.length)
-        return NextResponse.json({ error: "请选择 1 到 200 张可下载图片" }, { status: 400 });
-      // Exclusive creation prevents an arbitrary taskId from overwriting another owner's manifest.
-      await mkdir(zipTaskPath(id), { recursive: false, mode: 0o700 }).catch(async error => {
-        if (error.code !== "ENOENT") throw error;
-        await mkdir((await import("@/lib/canvas/download-zip-stream")).downloadZipDirectory, { recursive: true, mode: 0o700 });
-        await mkdir(zipTaskPath(id), { mode: 0o700 });
-      });
-      const now = Date.now();
-      task = { id, userId: session.user.id, folderName: sanitizeFolderName(String(body.folderName || "")), files,
-        totalCount: files.length, processedCount: 0, successCount: 0, failedCount: 0, compressPercent: 0,
-        status: "pending", stage: "等待后台准备", createdAt: now, updatedAt: now, expiresAt: now + PREPARATION_TTL_MS };
-      await saveZipTask(task);
-    } else if ((task.status === "failed" || task.status === "completed" && task.cdnObject && !task.cdnUrl) && body.retry === true) {
-      task.status = "pending"; task.error = undefined;
-      await assertZipTaskCapacity(session.user.id);
-      if (!task.zipFile) {
-        for (const file of task.files) delete file.error;
-        task.processedCount = task.successCount = task.files.filter(file => file.prepared).length;
-        task.failedCount = 0;
+      })
+    );
+
+    const failures: Array<{ index: number; url: string; name?: string; error: string }> = [];
+    for (const [index, item] of results.entries()) {
+      if (!item || !item.ok) {
+        failures.push({
+          index: index + 1,
+          url: item?.ok === false ? item.url : task.files[index]?.url || "",
+          name: item?.ok === false ? item.name : task.files[index]?.name,
+          error: item?.ok === false ? item.error : "未知错误",
+        });
+        continue;
       }
-      task.updatedAt = Date.now(); task.expiresAt = Date.now() + PREPARATION_TTL_MS;
-      await saveZipTask(task);
+      folder.file(item.filename, item.bytes);
     }
-    if (task.status === "pending" || task.status === "running") schedule(task, request);
-    after(() => cleanupZipTasks().catch(() => { console.warn("[CanvasDownloadZipTask] Expired file cleanup deferred"); }));
-    return NextResponse.json({ success: true, task: serializeTask(task) }, { status: 202, headers: { "Cache-Control": "no-store" } });
+
+    if (failures.length > 0) {
+      folder.file(
+        "_download-failures.txt",
+        [
+          "以下图片暂时无法下载。可稍后重试，或复制链接检查源图是否仍可访问。",
+          "",
+          ...failures.map((item) => {
+            const label = item.name ? `${item.index}. ${item.name}` : `${item.index}. image`;
+            return `${label}\nURL: ${item.url}\n原因: ${item.error}`;
+          }),
+        ].join("\n\n")
+      );
+      console.warn("[CanvasDownloadZipTask] Partial download failures:", failures);
+    }
+
+    task.stage = "正在生成 ZIP 文件";
+    task.updatedAt = Date.now();
+    task.zipBuffer = await zip.generateAsync(
+      {
+        type: "nodebuffer",
+        compression: "DEFLATE",
+        compressionOptions: { level: 6 },
+      },
+      (metadata) => {
+        task.compressPercent = Math.max(0, Math.min(100, metadata.percent || 0));
+        task.updatedAt = Date.now();
+      }
+    );
+    task.contentDisposition = buildContentDisposition(task.folderName);
+    task.status = "completed";
+    task.stage = "打包完成";
+    task.compressPercent = 100;
+    task.updatedAt = Date.now();
+    task.expiresAt = Date.now() + TASK_TTL_MS;
   } catch (error) {
-    console.warn("[CanvasDownloadZipTask] Create rejected", { message: (error as Error).message });
-    return NextResponse.json({ error: "无法创建打包任务，请稍后重试" }, { status: 400 });
+    console.error("[CanvasDownloadZipTask] Failed:", error);
+    task.status = "failed";
+    task.stage = "打包失败";
+    task.error = error instanceof Error ? error.message : "打包下载失败";
+    task.updatedAt = Date.now();
+    task.expiresAt = Date.now() + TASK_TTL_MS;
+  } finally {
+    store.set(task.id, task);
   }
 }
-export async function GET(request: NextRequest) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
+
+export async function POST(request: NextRequest) {
   try {
-    const id = request.nextUrl.searchParams.get("taskId") || "";
-    const task = await loadZipTask(id, session.user.id);
-    if (!task) return NextResponse.json({ error: "打包任务不存在或已过期，请重新打包" }, { status: 404 });
-    if (request.nextUrl.searchParams.get("download") === "1") {
-      if (task.status !== "completed" || !task.zipFile) return NextResponse.json({ error: "ZIP 尚未准备好" }, { status: 409 });
-      if (task.cdnUrl && request.nextUrl.searchParams.get("local") !== "1")
-        return NextResponse.redirect(task.cdnUrl, 307);
-      const info = await stat(task.zipFile.path).catch(() => null);
-      if (!info || info.size !== task.zipFile.bytes) return NextResponse.json({ error: "下载文件已过期，请重新打包" }, { status: 410 });
-      const etag = `"${task.id}-${info.size}"`;
-      const headers: Record<string, string> = { "Content-Type": "application/zip", "Content-Disposition": task.contentDisposition!,
-        "Accept-Ranges": "bytes", "ETag": etag, "Cache-Control": "private, no-store",
-        "X-Download-Success-Count": String(task.successCount), "X-Download-Failed-Count": String(task.failedCount) };
-      const ifRange = request.headers.get("if-range");
-      let range;
-      try { range = parseDownloadByteRange(!ifRange || ifRange === etag ? request.headers.get("range") : null, info.size); }
-      catch { return new NextResponse(null, { status: 416, headers: { ...headers, "Content-Range": `bytes */${info.size}` } }); }
-      headers["Content-Length"] = String(range ? range.end - range.start + 1 : info.size);
-      if (range) headers["Content-Range"] = `bytes ${range.start}-${range.end}/${info.size}`;
-      return new NextResponse(readDownloadZip(task.zipFile.path, range || undefined), { status: range ? 206 : 200, headers });
+    cleanupExpiredTasks();
+    const session = await auth();
+    if (!session?.user?.id) {
+      return NextResponse.json({ success: false, error: "未登录" }, { status: 401 });
     }
-    if (task.status === "pending" || task.status === "running") schedule(task, request);
-    return NextResponse.json({ success: true, task: serializeTask(task) }, { headers: { "Cache-Control": "no-store" } });
-  } catch {
-    return NextResponse.json({ error: "查询打包任务失败，请稍后重试" }, { status: 500 });
+
+    const body = (await request.json().catch(() => ({}))) as Record<string, unknown>;
+    const requestOrigin = getRequestOrigin(request);
+    const files = toDownloadItems(body.files, requestOrigin);
+    const folderName = sanitizeFolderName(String(body.folderName || ""));
+    if (files.length === 0) {
+      return NextResponse.json({ success: false, error: "没有可下载的图片" }, { status: 400 });
+    }
+
+    const task: ZipTask = {
+      id: randomUUID(),
+      userId: session.user.id,
+      folderName,
+      files,
+      totalCount: files.length,
+      processedCount: 0,
+      successCount: 0,
+      failedCount: 0,
+      compressPercent: 0,
+      status: "pending",
+      stage: "等待服务端开始打包",
+      createdAt: Date.now(),
+      updatedAt: Date.now(),
+      expiresAt: Date.now() + TASK_TTL_MS,
+    };
+    getTaskStore().set(task.id, task);
+
+    void processZipTask({
+      task,
+      requestOrigin,
+      cookie: request.headers.get("cookie") || "",
+    });
+
+    return NextResponse.json({
+      success: true,
+      task: serializeTask(task),
+    });
+  } catch (error) {
+    console.error("[CanvasDownloadZipTask] Create failed:", error);
+    return NextResponse.json({ success: false, error: "创建打包任务失败" }, { status: 500 });
+  }
+}
+
+export async function GET(request: NextRequest) {
+  try {
+    cleanupExpiredTasks();
+    const session = await auth();
+    if (!session?.user?.id) {
+      return NextResponse.json({ success: false, error: "未登录" }, { status: 401 });
+    }
+
+    const taskId = String(request.nextUrl.searchParams.get("taskId") || "").trim();
+    if (!taskId) {
+      return NextResponse.json({ success: false, error: "缺少任务 ID" }, { status: 400 });
+    }
+
+    const task = getTaskStore().get(taskId);
+    if (!task || task.userId !== session.user.id) {
+      return NextResponse.json({ success: false, error: "打包任务不存在或已过期" }, { status: 404 });
+    }
+
+    if (request.nextUrl.searchParams.get("download") === "1") {
+      if (task.status !== "completed" || !task.zipBuffer) {
+        return NextResponse.json({ success: false, error: "ZIP 文件尚未准备好" }, { status: 409 });
+      }
+      return new NextResponse(task.zipBuffer, {
+        status: 200,
+        headers: {
+          "Content-Type": "application/zip",
+          "Content-Disposition": task.contentDisposition || buildContentDisposition(task.folderName),
+          "Content-Length": String(task.zipBuffer.length),
+          "Cache-Control": "no-store",
+          "X-Download-Success-Count": String(task.successCount),
+          "X-Download-Failed-Count": String(task.failedCount),
+        },
+      });
+    }
+
+    return NextResponse.json({
+      success: true,
+      task: serializeTask(task),
+    });
+  } catch (error) {
+    console.error("[CanvasDownloadZipTask] Query failed:", error);
+    return NextResponse.json({ success: false, error: "查询打包任务失败" }, { status: 500 });
   }
 }

app/api/canvas/download-zip/route.ts

@@ -1,4 +1,3 @@
-import { streamDownloadZip } from "@/lib/canvas/download-zip-stream";
 import { NextRequest, NextResponse } from "next/server";
 import JSZip from "jszip";
 import { auth } from "@/app/(auth)/auth";
@@ -160,7 +159,13 @@ export async function POST(request: NextRequest) {
       console.warn("[CanvasDownloadZip] Partial download failures:", failures);
     }
 
-    return new NextResponse(streamDownloadZip(zip), {
+    const zipBuffer = await zip.generateAsync({
+      type: "nodebuffer",
+      compression: "DEFLATE",
+      compressionOptions: { level: 6 },
+    });
+
+    return new NextResponse(zipBuffer, {
       status: 200,
       headers: {
         "Content-Type": "application/zip",

app/api/canvas/generate/image/route.ts

@@ -2,7 +2,6 @@ import { executeCanvasImageResponse } from "@/lib/canvas/generate-image-response
 import { NextResponse } from "next/server";
 import { auth } from "@/app/(auth)/auth";
 import { getCanvasImageTaskForUser } from "@/lib/canvas/image-task-queue";
-import { formatRequestFailure, getRequestFailureDetails } from "@/lib/request-error";
 
 export const maxDuration = 1200;
 
@@ -24,15 +23,13 @@ export async function GET(request: Request) {
       return NextResponse.json({ success: false, error: "任务不存在" }, { status: 404 });
     }
 
-    const failure = task.status === "failed" ? getRequestFailureDetails(task.error) : undefined;
     return NextResponse.json({
       success: true,
       task: {
         id: task.id,
         status: task.status,
         attempts: task.attempts,
-        error: failure ? formatRequestFailure(failure, task.id) : null,
-        failure,
+        error: task.error || null,
         result: task.result || null,
         createdAt: task.createdAt,
         startedAt: task.startedAt,

app/api/canvas/generation-tasks/route.ts

@@ -1,4 +1,6 @@
 import { videoUpscaleSchema } from "@/lib/video-canvas/video-upscale-contract";
+import { videoEditRequestSchema } from "@/lib/video-canvas/video-edit-contract";
+import { canvasLayerSplitSchema } from "@/lib/video-canvas/layer-split-contract";
 import { smartEditRequestSchema } from "@/lib/video-canvas/smart-edit/contract";
 import { audioRequestSchema } from "@/lib/video-canvas/audio-contract";
 import { canResumeCanvasTask } from "@/lib/video-canvas/task-recovery";
@@ -14,7 +16,6 @@ import {
   ownsTaskProject,
 } from "@/lib/video-canvas/task-store";
 import { runCanvasGenerationQueue } from "@/lib/video-canvas/task-worker";
-import { preflightCanvasProductionRequests } from "@/lib/video-canvas/production-services";
 export const runtime = "nodejs";
 export const maxDuration = 900;
 
@@ -29,7 +30,7 @@ async function owner(projectId: unknown) {
 }
 const fail = (error: unknown) =>
   NextResponse.json(
-    { success: false, error: error instanceof Error ? error.message : "任务操作失败", code: (error as any)?.code },
+    { success: false, error: error instanceof Error ? error.message : "任务操作失败" },
     { status: Number((error as any)?.status) || (error instanceof SyntaxError ? 400 : 500) },
   );
 const kick = (userId: string, projectId: string) =>
@@ -65,9 +66,10 @@ export async function POST(request: Request) {
     )
       throw Object.assign(Error("剪辑参数无效"), { status: 400 });
     if (parsed.data.kind === "video-upscale" && !videoUpscaleSchema.safeParse(parsed.data.params).success) throw Object.assign(Error("视频高清参数无效"), {status:400});
+    if (parsed.data.kind === "video-edit" && !videoEditRequestSchema.safeParse(parsed.data.params).success) throw Object.assign(Error("视频编辑参数无效"), {status:400});
+    if (parsed.data.kind === "image-layer-split" && !canvasLayerSplitSchema.safeParse(parsed.data.params).success) throw Object.assign(Error("图层分离参数无效"), {status:400});
     const userId = await owner(parsed.data.projectId);
-    const task = await createCanvasGenerationTask(userId, parsed.data,
-      () => preflightCanvasProductionRequests([parsed.data]));
+    const task = await createCanvasGenerationTask(userId, parsed.data);
     kick(userId, parsed.data.projectId);
     return NextResponse.json({ success: true, task }, { status: 202 });
   } catch (error) {

app/api/canvas/group-runs/route.ts

@@ -6,7 +6,6 @@ import {
   ownsTaskProject,
 } from "@/lib/video-canvas/task-store";
 import { runCanvasGenerationQueue } from "@/lib/video-canvas/task-worker";
-import { preflightCanvasProductionRequests } from "@/lib/video-canvas/production-services";
 export const runtime = "nodejs",
   maxDuration = 900;
 export async function POST(request: Request) {
@@ -28,13 +27,12 @@ export async function POST(request: Request) {
       userId = session.user.id;
     if (!(await ownsTaskProject(userId, projectId)))
       return NextResponse.json({ error: "画布不存在" }, { status: 404 });
-    const tasks = await createCanvasGroupTasks(userId, parsed.data,
-      () => preflightCanvasProductionRequests(parsed.data));
+    const tasks = await createCanvasGroupTasks(userId, parsed.data);
     after(() => runCanvasGenerationQueue(userId, projectId));
     return NextResponse.json({ success: true, tasks }, { status: 202 });
   } catch (e) {
     return NextResponse.json(
-      { error: e instanceof Error ? e.message : "编组执行失败", code: (e as any)?.code },
+      { error: e instanceof Error ? e.message : "编组执行失败" },
       { status: Number((e as any)?.status) || 400 }
     );
   }

app/api/canvas/local-edit/route.ts

@@ -976,8 +976,7 @@ export async function POST(request: NextRequest) {
     const annotatedFilename = `canvas-local-edit-${Date.now()}-${Math.random().toString(36).slice(2, 8)}.png`;
     const annotatedUpload = await uploadFile(
       annotatedFilename,
-      toArrayBuffer(annotatedBuffer),
-      { preferQiniuForm: true }
+      toArrayBuffer(annotatedBuffer)
     );
     const prompt = buildLocalEditPrompt(regions);
     const manualRegionReferenceImageUrls = regions.flatMap((region) =>

app/api/canvas/text-detect/route.ts

@@ -1,11 +1,7 @@
 import { NextResponse } from "next/server";
 import { z } from "zod";
-import { and, eq, inArray } from "drizzle-orm";
 import { auth } from "@/app/(auth)/auth";
 import { callQwen3Vl } from "@/lib/ai/qwen3-vl";
-import { executeConfiguredVip98kTask, getVip98kRuntimeProviders } from "@/lib/ai/vip98k-runtime";
-import { db } from "@/lib/db";
-import { aiModel } from "@/lib/db/schema";
 import { createLogger } from "@/lib/observability/logger";
 import sharp from "sharp";
 
@@ -94,39 +90,6 @@ function fallbackItemsFromRaw(raw: string): OcrItem[] {
   }));
 }
 
-async function detectTextWithVip98k(imageUrl: string): Promise<OcrItem[] | null> {
-  const providers = await getVip98kRuntimeProviders();
-  if (!providers.length) return null;
-
-  const model = await db.query.aiModel.findFirst({
-    columns: { providerId: true },
-    where: and(
-      inArray(aiModel.providerId, providers.map(({ id }) => id)),
-      eq(aiModel.modelId, "ocr"),
-      eq(aiModel.isEnabled, true),
-    ),
-  });
-  if (!model) return null;
-
-  const result = await executeConfiguredVip98kTask({
-    modelId: "ocr",
-    kind: "image-tool",
-    imageUrls: [imageUrl],
-    preferredProviderId: model.providerId,
-  });
-  const textUrl = result.outputUrls[0];
-  if (!textUrl) throw new Error("98K 文字识别未返回文本文件");
-
-  const response = await fetch(textUrl, { signal: AbortSignal.timeout(15_000) });
-  const type = response.headers.get("content-type") || "";
-  if (!response.ok || !/^(?:text\/plain|application\/octet-stream)(?:;|$)/i.test(type)) {
-    await response.body?.cancel();
-    throw new Error(`无法读取 98K 文字识别结果（HTTP ${response.status}）`);
-  }
-  return (await response.text()).split(/\r\n?|\n/).map((line) => line.trim())
-    .filter(Boolean).slice(0, 50).map((text, index) => ({ id: String(index + 1), text }));
-}
-
 function shouldUseDataUrlFallback(error: unknown) {
   const message =
     error instanceof Error ? error.message.toLowerCase() : String(error || "").toLowerCase();
@@ -184,11 +147,6 @@ export async function POST(request: Request) {
       return NextResponse.json({ success: false, error: "仅支持 URL 图片，不允许 base64 传输" }, { status: 400 });
     }
 
-    const detected = await detectTextWithVip98k(imageUrl);
-    if (detected !== null) {
-      return NextResponse.json({ success: true, data: { items: detected, model: "ocr" } });
-    }
-
     logger.debug("model_selected", { model: "qwen3-vl" });
     const prompt = [
       "你是图片文字识别助手。",
@@ -233,9 +191,15 @@ export async function POST(request: Request) {
     }
 
     const parsedJson = parseJsonText(text || "");
-    const items = Array.isArray(parsedJson?.items)
-      ? sanitizeItems(parsedJson.items)
-      : fallbackItemsFromRaw(text);
+    let items: OcrItem[] = [];
+
+    if (parsedJson && Array.isArray(parsedJson.items)) {
+      items = sanitizeItems(parsedJson.items);
+    }
+
+    if (items.length === 0 && text) {
+      items = fallbackItemsFromRaw(text);
+    }
 
     return NextResponse.json({
       success: true,
@@ -249,7 +213,7 @@ export async function POST(request: Request) {
     return NextResponse.json(
       {
         success: false,
-        error: "图片文字识别暂不可用，请稍后重试",
+        error: error instanceof Error ? error.message : "文字识别失败",
       },
       { status: 500 },
     );

app/api/canvas/video-agent/route.ts

@@ -1,78 +0,0 @@
-import { NextResponse } from "next/server";
-import { z } from "zod";
-import { auth } from "@/app/(auth)/auth";
-import { getChatById, getMessagesByChatId } from "@/lib/db/queries";
-import {
-  readOwnedVideoCanvas,
-  saveVideoAgentCanvas,
-} from "@/lib/ai/canvas-agent-runtime/video-store";
-import { AgentRunError } from "@/lib/ai/canvas-agent-runtime/store";
-import { publicAgentError } from "@/lib/ai/canvas-agent-runtime/protocol";
-
-export const dynamic = "force-dynamic";
-export async function GET(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const projectId = z.string().uuid().parse(new URL(request.url).searchParams.get("projectId"));
-    await readOwnedVideoCanvas(session.user.id, projectId);
-    // One stable conversation per video workspace survives browser reloads.
-    const chat = await getChatById({ id: projectId });
-    if (chat && chat.userId !== session.user.id) throw new AgentRunError("对话不存在", 404);
-    const messages = chat ? (await getMessagesByChatId({ id: projectId })).slice(-40) : [];
-    return NextResponse.json(
-      { messages: messages.map(({ id, role, parts }) => ({ id, role, parts })) },
-      { headers: { "Cache-Control": "private, no-store" } },
-    );
-  } catch (error) {
-    return NextResponse.json(
-      { error: publicAgentError(error) },
-      {
-        status:
-          error instanceof AgentRunError ? error.status : error instanceof z.ZodError ? 400 : 503,
-      },
-    );
-  }
-}
-
-const saveSchema = z.object({
-  projectId: z.string().uuid(),
-  baseRevision: z.string().datetime(),
-  canvasData: z.object({
-    nodes: z.array(z.record(z.unknown())).max(2000),
-    edges: z
-      .array(
-        z.object({
-          id: z.string(),
-          source: z.string(),
-          target: z.string(),
-          type: z.string().optional(),
-        }),
-      )
-      .max(4000),
-    selectedNodeIds: z.array(z.string()).max(20),
-    viewport: z.object({
-      x: z.number().finite(),
-      y: z.number().finite(),
-      zoom: z.number().positive(),
-    }),
-    tool: z.literal("select"),
-  }),
-});
-export async function POST(request: Request) {
-  const session = await auth();
-  if (!session?.user?.id) return NextResponse.json({ error: "未登录" }, { status: 401 });
-  try {
-    const body = saveSchema.parse(await request.json());
-    await saveVideoAgentCanvas(session.user.id, body.projectId, body.baseRevision, body.canvasData);
-    return NextResponse.json({ success: true });
-  } catch (error) {
-    return NextResponse.json(
-      { error: publicAgentError(error) },
-      {
-        status:
-          error instanceof AgentRunError ? error.status : error instanceof z.ZodError ? 400 : 503,
-      },
-    );
-  }
-}

app/api/featured/route.ts

@@ -1,8 +1,7 @@
 import { NextRequest } from "next/server";
 import { db } from "@/lib/db";
 import { generatedImage, user, aiModel } from "@/lib/db/schema";
-import { and, eq, desc, sql } from "drizzle-orm";
-import { isRetiredStorageUrl, RETIRED_STORAGE_URL_PATTERN } from "@/lib/storage/retired-storage";
+import { eq, desc, sql } from "drizzle-orm";
 import { cachedPublicJson } from "@/lib/public-api/performance";
 
 const FEATURED_TIMEOUT_MS = 1800;
@@ -58,17 +57,13 @@ export async function GET(request: NextRequest) {
           userName: user.name,
           userEmail: user.email,
           userDepartment: user.department,
-          modelName: sql<string | null>`(select ${aiModel.displayName} from ${aiModel}
-            where ${aiModel.modelId} = ${generatedImage.modelId}
-            order by ${aiModel.isEnabled} desc, ${aiModel.createdAt} desc, ${aiModel.id} asc limit 1)`,
+          modelName: aiModel.displayName,
           totalCount: sql<number>`count(*) over()::int`,
         })
         .from(generatedImage)
         .leftJoin(user, eq(generatedImage.userId, user.id))
-        .where(and(
-          eq(generatedImage.isFeatured, true),
-          sql`${generatedImage.originalUrl} !~* ${RETIRED_STORAGE_URL_PATTERN}`,
-        ))
+        .leftJoin(aiModel, eq(generatedImage.modelId, aiModel.modelId))
+        .where(eq(generatedImage.isFeatured, true))
         .orderBy(desc(generatedImage.featuredAt))
         .limit(pageSize)
         .offset(offset);
@@ -79,7 +74,7 @@ export async function GET(request: NextRequest) {
       return {
         images: featuredImages.map((img) => ({
           id: img.id,
-          thumbnailUrl: isRetiredStorageUrl(img.thumbnailUrl) ? img.originalUrl : img.thumbnailUrl,
+          thumbnailUrl: img.thumbnailUrl,
           originalUrl: img.originalUrl,
           imageSize: img.imageSize,
           prompt: img.prompt,

app/api/flow-board/_utils.ts

@@ -1,8 +1,4 @@
-import type {
-  FlowBoardDraft,
-  FlowBoardSheetSnapshotData,
-  FlowBoardSnapshotData,
-} from "@/lib/db/schema";
+import type { FlowBoardDraft, FlowBoardSnapshotData } from "@/lib/db/schema";
 
 export function isRecord(value: unknown): value is Record<string, unknown> {
   return typeof value === "object" && value !== null && !Array.isArray(value);
@@ -12,73 +8,6 @@ function normalizeRecord(value: unknown): Record<string, unknown> | null {
   return isRecord(value) ? value : null;
 }
 
-const DEFAULT_FLOW_BOARD_CANVAS = {
-  backgroundColor: "#f7f8fb",
-  gridColor: "#d8dde8",
-  gridEnabled: false,
-  gridSize: 24,
-};
-
-function normalizeCanvasColor(value: unknown, fallback: string) {
-  return typeof value === "string" && /^#[0-9a-f]{6}$/i.test(value)
-    ? value.toLowerCase()
-    : fallback;
-}
-
-function normalizeFlowBoardCanvas(value: unknown): Record<string, unknown> {
-  const canvas = isRecord(value) ? value : {};
-  const requestedGridSize =
-    typeof canvas.gridSize === "number" && Number.isFinite(canvas.gridSize)
-      ? Math.round(canvas.gridSize)
-      : DEFAULT_FLOW_BOARD_CANVAS.gridSize;
-
-  return {
-    backgroundColor: normalizeCanvasColor(
-      canvas.backgroundColor,
-      DEFAULT_FLOW_BOARD_CANVAS.backgroundColor
-    ),
-    gridColor: normalizeCanvasColor(
-      canvas.gridColor,
-      DEFAULT_FLOW_BOARD_CANVAS.gridColor
-    ),
-    gridEnabled:
-      typeof canvas.gridEnabled === "boolean"
-        ? canvas.gridEnabled
-        : DEFAULT_FLOW_BOARD_CANVAS.gridEnabled,
-    gridSize: Math.min(64, Math.max(8, requestedGridSize)),
-  };
-}
-
-function normalizeSheetId(value: unknown, index: number) {
-  const id = typeof value === "string" ? value.trim().slice(0, 128) : "";
-  return id || `sheet-${index + 1}`;
-}
-
-function normalizeSheetTitle(value: unknown, index: number) {
-  const title = typeof value === "string" ? value.trim().slice(0, 128) : "";
-  return title || `画布 ${index + 1}`;
-}
-
-function normalizeFlowBoardSheet(
-  value: unknown,
-  index: number
-): FlowBoardSheetSnapshotData | null {
-  if (!isRecord(value)) {
-    return null;
-  }
-
-  return {
-    id: normalizeSheetId(value.id, index),
-    title: normalizeSheetTitle(value.title, index),
-    children: Array.isArray(value.children)
-      ? value.children.filter(isRecord)
-      : [],
-    viewport: normalizeRecord(value.viewport),
-    theme: normalizeRecord(value.theme),
-    canvas: normalizeFlowBoardCanvas(value.canvas),
-  };
-}
-
 export function normalizeFlowBoardTitle(value: unknown) {
   const title = String(value || "").trim();
   return title.slice(0, 256) || "未命名流程白板";
@@ -88,67 +17,15 @@ export function normalizeFlowBoardSnapshot(
   value: unknown
 ): FlowBoardSnapshotData {
   const raw = isRecord(value) ? value : {};
-  const legacyChildren = Array.isArray(raw.children)
-    ? raw.children.filter(isRecord)
-    : [];
-  const normalizedSheets = Array.isArray(raw.sheets)
-    ? raw.sheets
-        .map(normalizeFlowBoardSheet)
-        .filter(
-          (sheet): sheet is FlowBoardSheetSnapshotData => Boolean(sheet)
-        )
-    : [];
-  const sheets =
-    normalizedSheets.length > 0
-      ? normalizedSheets
-      : [
-          {
-            id: "sheet-1",
-            title: "画布 1",
-            children: legacyChildren,
-            viewport: normalizeRecord(raw.viewport),
-            theme: normalizeRecord(raw.theme),
-            canvas: normalizeFlowBoardCanvas(raw.canvas),
-          },
-        ];
-  const requestedActiveSheetId =
-    typeof raw.activeSheetId === "string" ? raw.activeSheetId.trim() : "";
-  const activeSheet =
-    sheets.find((sheet) => sheet.id === requestedActiveSheetId) || sheets[0];
-  const activeChildren = Array.isArray(raw.children)
-    ? legacyChildren
-    : activeSheet.children;
-  const activeViewport = isRecord(raw.viewport)
-    ? raw.viewport
-    : activeSheet.viewport;
-  const activeTheme = isRecord(raw.theme) ? raw.theme : activeSheet.theme;
-  const activeCanvas = isRecord(raw.canvas)
-    ? normalizeFlowBoardCanvas(raw.canvas)
-    : normalizeFlowBoardCanvas(activeSheet.canvas);
-  const nextSheets = sheets.map((sheet) =>
-    sheet.id === activeSheet.id
-      ? {
-          ...sheet,
-          children: activeChildren,
-          viewport: activeViewport,
-          theme: activeTheme,
-          canvas: activeCanvas,
-        }
-      : sheet
-  );
   const updatedAt =
     typeof raw.updatedAt === "string" && raw.updatedAt.trim()
       ? raw.updatedAt
       : new Date().toISOString();
 
   return {
-    version: 2,
-    activeSheetId: activeSheet.id,
-    sheets: nextSheets,
-    children: activeChildren,
-    viewport: activeViewport,
-    theme: activeTheme,
-    canvas: activeCanvas,
+    children: Array.isArray(raw.children) ? raw.children.filter(isRecord) : [],
+    viewport: normalizeRecord(raw.viewport),
+    theme: normalizeRecord(raw.theme),
     updatedAt,
   };
 }

app/api/generated-image-preview/[key]/route.ts

@@ -1,34 +0,0 @@
-import { NextRequest, NextResponse } from "next/server";
-import { eq } from "drizzle-orm";
-import { db } from "@/lib/db";
-import { imageArchiveTask } from "@/lib/db/schema";
-
-// The SHA-256 URL is a capability, like the provider's signed image URL. It must be
-// readable by image nodes and reference-image providers without a session cookie.
-export async function GET(request: NextRequest, { params }: { params: Promise<{ key: string }> }) {
-  const { key } = await params;
-  if (!/^[a-f0-9]{64}$/.test(key)) return new NextResponse(null, { status: 404 });
-  const configured =
-    process.env.NEXT_PUBLIC_APP_URL || process.env.AUTH_URL || process.env.NEXTAUTH_URL;
-  const origin = configured
-    ? new URL(configured).origin
-    : `http://localhost:${process.env.PORT || "3000"}`;
-  const sourceUrl = `${origin}/api/generated-image-preview/${key}`;
-  const [task] = await db
-    .select({ targetUrl: imageArchiveTask.targetUrl, metadata: imageArchiveTask.metadata })
-    .from(imageArchiveTask)
-    .where(eq(imageArchiveTask.sourceUrl, sourceUrl))
-    .limit(1);
-  if (task?.targetUrl) return NextResponse.redirect(task.targetUrl, 307);
-  const inline = (task?.metadata as { inlineSource?: string } | null)?.inlineSource;
-  const match = inline?.match(/^data:(image\/[a-z0-9.+-]+);base64,([a-z0-9+/=]+)$/i);
-  if (!match) return new NextResponse(null, { status: 404 });
-  return new NextResponse(Buffer.from(match[2], "base64"), {
-    headers: {
-      "Content-Type": match[1],
-      "Cache-Control": "private, no-store",
-      "X-Content-Type-Options": "nosniff",
-      "Content-Security-Policy": "default-src 'none'; sandbox",
-    },
-  });
-}

app/api/image-proxy/route.ts

@@ -1,12 +1,7 @@
 import crypto from "node:crypto";
-import { isRetiredStorageUrl, normalizeLegacyAliyunStorageUrl, RETIRED_STORAGE_MESSAGE } from "@/lib/storage/retired-storage";
 import { NextRequest, NextResponse } from "next/server";
-import { formatDownloadFailure, getDownloadFailure } from "@/lib/canvas/download-error";
-import { createLogger } from "@/lib/observability/logger";
-import { buildImageProxyUrl, isAlibabaModelImageUrl } from "@/lib/image-delivery";
 
 export const runtime = "nodejs";
-const logger = createLogger("image.download");
 
 const DEFAULT_QUALITY = 82;
 const MAX_WIDTH = 4096;
@@ -14,7 +9,6 @@ const MIN_WIDTH = 64;
 const MIN_QUALITY = 40;
 const MAX_QUALITY = 100;
 const FETCH_TIMEOUT_MS = 15000;
-const SMALL_PREVIEW_FETCH_TIMEOUT_MS = 45000;
 const DEFAULT_MEMORY_CACHE_MAX_BYTES = 64 * 1024 * 1024;
 const DEFAULT_MEMORY_CACHE_MAX_ITEMS = 256;
 
@@ -236,7 +230,6 @@ function resolveDirectImageTarget(
   requestedQuality: number | null,
   requestedFormat: string | null
 ): URL | null {
-  if (isAlibabaModelImageUrl(target.toString())) return null;
   if (!isBrowserImageRequest(request)) {
     return null;
   }
@@ -265,19 +258,7 @@ function redirectToDirectImage(target: URL): NextResponse {
 
 export async function GET(request: NextRequest) {
   const { searchParams } = request.nextUrl;
-  const requestId = crypto.randomUUID();
-  const downloadFailure = (error: unknown) => {
-    const failure = getDownloadFailure(error);
-    logger.warn("original_download_failed", error, { requestId, code: failure.code, status: failure.status });
-    return NextResponse.json({ error: formatDownloadFailure(failure, requestId), failure, requestId }, {
-      status: failure.status, headers: { "Cache-Control": "no-store" },
-    });
-  };
   const rawUrl = (searchParams.get("url") || "").trim();
-  if (isRetiredStorageUrl(rawUrl)) {
-    if (searchParams.get("original") === "1") return downloadFailure(RETIRED_STORAGE_MESSAGE);
-    return NextResponse.json({ error: RETIRED_STORAGE_MESSAGE, code: "storage_retired" }, { status: 410 });
-  }
   if (!rawUrl) {
     return NextResponse.json({ error: "Missing url parameter" }, { status: 400 });
   }
@@ -293,24 +274,6 @@ export async function GET(request: NextRequest) {
     return NextResponse.json({ error: "Only http/https is supported" }, { status: 400 });
   }
 
-  if (normalizeLegacyAliyunStorageUrl(target.toString())) {
-    try {
-      if (searchParams.get("original") === "1") {
-        const { buildImageProxyUrl } = await import("@/lib/image-delivery");
-        buildImageProxyUrl(target.toString(), { delivery: "original" });
-      }
-      const { resolveLegacyAliyunStorageUrl } = await import("@/lib/storage/image-archive-db");
-      target = new URL(await resolveLegacyAliyunStorageUrl(target.toString()));
-    } catch (error) {
-      if (searchParams.get("original") === "1") return downloadFailure(error);
-      const failure = getDownloadFailure(error);
-      return NextResponse.json({ error: formatDownloadFailure(failure, requestId), failure, requestId,
-        code: failure.code === "STORAGE_RETIRED" ? "storage_retired" : failure.code }, {
-        status: failure.status, headers: { "Cache-Control": "no-store" },
-      });
-    }
-  }
-
   if (isBlockedHost(target.hostname)) {
     return NextResponse.json({ error: "Blocked target host" }, { status: 403 });
   }
@@ -322,47 +285,8 @@ export async function GET(request: NextRequest) {
   const directQuality = requestedQuality ? clamp(requestedQuality, MIN_QUALITY, MAX_QUALITY) : null;
   const requestedFormat = searchParams.get("f");
   const forceProxy = searchParams.get("proxy") === "1";
-  const original = searchParams.get("original") === "1";
 
-  if (original && (requestedWidth || requestedQuality || requestedFormat)) {
-    return NextResponse.json(
-      { error: "Original images cannot be transformed" },
-      { status: 400 }
-    );
-  }
-
-  if (!original && isAlibabaModelImageUrl(target.toString())) {
-    try {
-      const { getArchivedImageUrlMappings } = await import("@/lib/storage/image-archive-db");
-      const mappings = await getArchivedImageUrlMappings([target.toString()]);
-      const archived = mappings[target.toString()];
-      if (archived) {
-        const preview = buildImageProxyUrl(archived, {
-          width: width || undefined,
-          quality,
-          format: ["webp", "avif", "jpeg", "png"].includes(requestedFormat || "") ? requestedFormat as OutputFormat : undefined,
-        });
-        if (/^https?:\/\//i.test(preview)) return redirectToDirectImage(new URL(preview));
-        target = new URL(archived);
-      }
-    } catch (error) {
-      logger.warn("preview_archive_lookup_failed", error, { requestId });
-    }
-  }
-
-  if (original && searchParams.get("download") === "resolve") {
-    try {
-      const { buildImageProxyUrl } = await import("@/lib/image-delivery");
-      buildImageProxyUrl(target.toString(), { delivery: "original" });
-      const { resolveOriginalCdnDownload } = await import("@/lib/storage/original-image-download");
-      const direct = await resolveOriginalCdnDownload(target.toString(), searchParams.get("name") || "", request.signal);
-      return NextResponse.json(direct || { delivery: "proxy" }, { headers: { "Cache-Control": "no-store" } });
-    } catch (error) {
-      return downloadFailure(error);
-    }
-  }
-
-  if (!forceProxy && !original) {
+  if (!forceProxy) {
     const directImageTarget = resolveDirectImageTarget(
       request,
       target,
@@ -375,12 +299,10 @@ export async function GET(request: NextRequest) {
     }
   }
 
-  const cacheKey = original
-    ? `${target.toString()}|original-v1`
-    : `${target.toString()}|${width || "auto"}|${quality}|${requestedFormat || "auto"}`;
+  const cacheKey = `${target.toString()}|${width || "auto"}|${quality}|${requestedFormat || "auto"}`;
   const etag = buildEtag(cacheKey);
   const ifNoneMatch = request.headers.get("if-none-match");
-  if (!original && ifNoneMatch && ifNoneMatch === etag) {
+  if (ifNoneMatch && ifNoneMatch === etag) {
     return new NextResponse(null, {
       status: 304,
       headers: {
@@ -390,7 +312,7 @@ export async function GET(request: NextRequest) {
     });
   }
 
-  const cached = original ? null : getCachedImageResponse(cacheKey);
+  const cached = getCachedImageResponse(cacheKey);
   if (cached) {
     return buildImageResponse(cached.body, {
       contentType: cached.contentType,
@@ -400,82 +322,32 @@ export async function GET(request: NextRequest) {
     });
   }
 
-  const fetchSignal = AbortSignal.any([
-    request.signal,
-    AbortSignal.timeout(original ? 60_000 : isAlibabaModelImageUrl(target.toString()) || width && width <= 256 ? SMALL_PREVIEW_FETCH_TIMEOUT_MS : FETCH_TIMEOUT_MS),
-  ]);
-  const upstreamFailure = (error: unknown) => {
-    if (request.signal.aborted) return new NextResponse(null, { status: 499 });
-    if (original) return downloadFailure(error);
-    const timedOut = (error instanceof Error && error.name === "TimeoutError") || fetchSignal.reason?.name === "TimeoutError";
-    return NextResponse.json(
-      { error: timedOut ? "读取源图片超时，请重试" : "源图片传输中断，请重试" },
-      { status: timedOut ? 504 : 502 },
-    );
-  };
-  let contentType: string;
-  let originalBuffer: Buffer;
-  if (!original && isAlibabaModelImageUrl(target.toString())) {
-    try {
-      const { fetchImageBytes } = await import("@/lib/storage/image-byte-cache");
-      const data = await fetchImageBytes(target.toString(), { timeoutMs: SMALL_PREVIEW_FETCH_TIMEOUT_MS });
-      originalBuffer = data.buffer;
-      contentType = data.contentType;
-      if (request.signal.aborted) return new NextResponse(null, { status: 499 });
-      if (!contentType.toLowerCase().startsWith("image/")) {
-        return NextResponse.json({ error: "Upstream is not an image" }, { status: 400 });
-      }
-    } catch (error) {
-      return upstreamFailure(error);
-    }
-  } else {
-    let upstreamResponse: Response;
-    try {
-      upstreamResponse = await fetch(target.toString(), {
-        signal: fetchSignal,
-        headers: {
-          Accept: original ? "*/*" : "image/avif,image/webp,image/apng,image/*,*/*;q=0.8",
-        },
-      });
-    } catch (error) {
-      return upstreamFailure(error);
-    }
-
-    if (!upstreamResponse.ok) {
-      if (original) return downloadFailure(`HTTP ${upstreamResponse.status}`);
-      return NextResponse.json(
-        { error: `Upstream responded with ${upstreamResponse.status}` },
-        { status: 502 }
-      );
-    }
-    contentType = upstreamResponse.headers.get("content-type") || "application/octet-stream";
-    if (!contentType.toLowerCase().startsWith("image/")) {
-      if (original) return downloadFailure("Source is not an image");
-      return NextResponse.json({ error: "Upstream is not an image" }, { status: 400 });
-    }
-    if (original) {
-      if (upstreamResponse.status !== 200 || !upstreamResponse.body) {
-        await upstreamResponse.body?.cancel();
-        return downloadFailure("源图片传输中断，请重试");
-      }
-      const headers = new Headers({
-        "Content-Type": contentType,
-        "Content-Disposition": "attachment",
-        "Cache-Control": "private, no-store",
-        "X-Content-Type-Options": "nosniff",
-        "Content-Security-Policy": "default-src 'none'; sandbox",
-      });
-      const length = upstreamResponse.headers.get("content-length");
-      const encoding = upstreamResponse.headers.get("content-encoding");
-      if (length && (!encoding || encoding.toLowerCase() === "identity")) headers.set("Content-Length", length);
-      return new NextResponse(upstreamResponse.body, { headers });
-    }
-    try {
-      originalBuffer = Buffer.from(await upstreamResponse.arrayBuffer());
-    } catch (error) {
-      return upstreamFailure(error);
-    }
+  let upstreamResponse: Response;
+  try {
+    upstreamResponse = await fetch(target.toString(), {
+      signal: AbortSignal.timeout(FETCH_TIMEOUT_MS),
+      headers: {
+        Accept: "image/avif,image/webp,image/apng,image/*,*/*;q=0.8",
+      },
+    });
+  } catch (error) {
+    console.error("[ImageProxy] Upstream fetch failed:", error);
+    return NextResponse.json({ error: "Failed to fetch upstream image" }, { status: 502 });
   }
+
+  if (!upstreamResponse.ok) {
+    return NextResponse.json(
+      { error: `Upstream responded with ${upstreamResponse.status}` },
+      { status: 502 }
+    );
+  }
+
+  const contentType = upstreamResponse.headers.get("content-type") || "application/octet-stream";
+  if (!contentType.toLowerCase().startsWith("image/")) {
+    return NextResponse.json({ error: "Upstream is not an image" }, { status: 400 });
+  }
+
+  const originalBuffer = Buffer.from(await upstreamResponse.arrayBuffer());
   const isSvg = contentType.toLowerCase().includes("image/svg");
   const isGif = contentType.toLowerCase().includes("image/gif");
 

app/api/scene-fusion/route.ts

@@ -6,7 +6,6 @@
  */
 
 import { NextResponse } from "next/server";
-import { preprocessProductImageWithRmbg } from "@/lib/scene-fusion/preprocess-product";
 import { z } from "zod";
 import { auth } from "@/app/(auth)/auth";
 import { db } from "@/lib/db";
@@ -70,6 +69,7 @@ const SCENE_FUSION_REQUEST_STAGGER_MS = 350;
 const SCENE_FUSION_AGENT_TIMEOUT_MS = 20000;
 const SCENE_FUSION_AGENT_MAX_WORKERS = 3;
 const SCENE_FUSION_PROCESS_MAX_WORKERS = 4;
+const SCENE_FUSION_PRE_RMBG_TIMEOUT_MS = 60_000;
 const SCENE_FUSION_ECHO_HASH_TIMEOUT_MS = 20_000;
 const SCENE_FUSION_ECHO_HASH_THRESHOLD = 8;
 const SCENE_FUSION_REVIEW_TIMEOUT_MS = 25_000;
@@ -236,6 +236,41 @@ function isSceneFusionReviewRejectError(message: string): boolean {
   );
 }
 
+function buildPreRmbgCandidateUrls(request: Request): string[] {
+  const urls: string[] = [];
+  const requestUrl = new URL(request.url);
+  const requestHost = requestUrl.hostname.toLowerCase();
+  const requestProtocol = requestUrl.protocol.replace(":", "");
+  if (!(requestProtocol === "https" && (requestHost === "localhost" || requestHost === "127.0.0.1"))) {
+    urls.push(new URL("/api/rmbg", request.url).toString());
+  }
+
+  const host = request.headers.get("host")?.trim();
+  const protoHint = request.headers
+    .get("x-forwarded-proto")
+    ?.split(",")[0]
+    ?.trim()
+    .toLowerCase();
+  const protocol = protoHint === "https" || protoHint === "http" ? protoHint : requestUrl.protocol.replace(":", "");
+
+  if (host) {
+    const normalizedHost = host.split(":")[0]?.toLowerCase() || "";
+    const isLocalHost = normalizedHost === "localhost" || normalizedHost === "127.0.0.1";
+    if (!(protocol === "https" && isLocalHost)) {
+      urls.push(`${protocol}://${host}/api/rmbg`);
+    }
+    if (isLocalHost) {
+      urls.push(`http://${host}/api/rmbg`);
+    }
+  }
+
+  const localPort = requestUrl.port || process.env.PORT || "3125";
+  urls.push(`http://127.0.0.1:${localPort}/api/rmbg`);
+  urls.push(`http://localhost:${localPort}/api/rmbg`);
+
+  return Array.from(new Set(urls));
+}
+
 function normalizeUrlForCompare(input: string): string {
   try {
     const parsed = new URL(input);
@@ -953,6 +988,102 @@ async function getSceneFusionConfig() {
   };
 }
 
+async function preprocessProductImageWithRmbg(
+  request: Request,
+  requestId: string,
+  productImageUrl: string,
+  preRmbgEnabled: boolean
+): Promise<{
+  productImageUrl: string;
+  usedPreRmbg: boolean;
+  provider?: string;
+  reason?: string;
+}> {
+  if (!preRmbgEnabled) {
+    return {
+      productImageUrl,
+      usedPreRmbg: false,
+      reason: "disabled_by_config",
+    };
+  }
+
+  const cookie = request.headers.get("cookie");
+  if (!cookie) {
+    return {
+      productImageUrl,
+      usedPreRmbg: false,
+      reason: "missing_cookie",
+    };
+  }
+
+  const candidateUrls = buildPreRmbgCandidateUrls(request);
+  let lastReason = "no_candidate_url";
+
+  logger.info("pre_rmbg_started", {
+    requestId,
+    candidateCount: candidateUrls.length,
+  });
+
+  for (const rmbgUrl of candidateUrls) {
+    const controller = new AbortController();
+    const timeoutId = setTimeout(() => controller.abort(), SCENE_FUSION_PRE_RMBG_TIMEOUT_MS);
+    try {
+      const response = await fetch(rmbgUrl, {
+        method: "POST",
+        headers: {
+          "Content-Type": "application/json",
+          cookie,
+        },
+        body: JSON.stringify({
+          imageUrl: productImageUrl,
+          prompt: "场景裂变预处理-抠图",
+          skipGallerySave: true,
+        }),
+        signal: controller.signal,
+      });
+
+      const payload = await response.json().catch(() => null) as Record<string, unknown> | null;
+
+      if (!response.ok) {
+        lastReason = `request_failed_${response.status}`;
+        logger.warn("pre_rmbg_candidate_failed", {
+          requestId,
+          status: response.status,
+          detail: payload?.detail || payload?.error || "unknown",
+        });
+        continue;
+      }
+
+      const cleanedUrl = String(payload?.original_url || payload?.thumbnail_url || "").trim();
+      if (!cleanedUrl || cleanedUrl === productImageUrl) {
+        lastReason = cleanedUrl ? "same_as_source" : "empty_result";
+        logger.warn("pre_rmbg_candidate_invalid", {
+          requestId,
+          reason: lastReason,
+        });
+        continue;
+      }
+
+      return {
+        productImageUrl: cleanedUrl,
+        usedPreRmbg: true,
+        provider: String(payload?.provider || "unknown"),
+      };
+    } catch (error) {
+      lastReason = error instanceof Error ? error.message : "exception";
+      logger.warn("pre_rmbg_candidate_exception", error, { requestId });
+    } finally {
+      clearTimeout(timeoutId);
+    }
+  }
+
+  return {
+    productImageUrl,
+    usedPreRmbg: false,
+    reason: lastReason,
+  };
+}
+
 /**
  * 创建缩略图
  */
@@ -2305,13 +2436,12 @@ export async function POST(request: Request) {
       productImageUrl = await uploadBase64ToS3(productImage, "scene-fusion-product");
     }
     const shouldForcePreRmbg = resolvedSceneMode === "random-bg";
-    const preprocessedProduct = await preprocessProductImageWithRmbg({
+    const preprocessedProduct = await preprocessProductImageWithRmbg(
       request,
       requestId,
-      userId: session.user.id,
       productImageUrl,
-      preRmbgEnabled: shouldForcePreRmbg ? true : config.preRmbgEnabled,
-    });
+      shouldForcePreRmbg ? true : config.preRmbgEnabled
+    );
     const fusionProductImageUrl = preprocessedProduct.productImageUrl;
     logger.info("pre_rmbg_resolved", {
       requestId,

app/api/site-settings/route.ts

@@ -1,5 +1,4 @@
 import { NextRequest, NextResponse } from "next/server";
-import { resolveSiteBranding } from "@/lib/site-branding";
 import { createHash } from "node:crypto";
 import { z } from "zod";
 import { db } from "@/lib/db";
@@ -10,8 +9,7 @@ import {
   systemSettingSnapshot,
   systemSettings,
 } from "@/lib/db/schema";
-import { and, eq, inArray, sql } from "drizzle-orm";
-import { omitAgentWorkflowPrompts } from "@/lib/agents/workflow-loading";
+import { and, eq, inArray } from "drizzle-orm";
 import { auth } from "@/app/(auth)/auth";
 import { isAgentWorkflowAdminType, isSiteAdminType } from "@/lib/middleware/admin";
 import {
@@ -154,7 +152,7 @@ import {
 } from "@/lib/ai-wash/config";
 import { STYLE_PRO_CONFIG_KEY, normalizeStyleProConfig } from "@/lib/style-pro/config";
 import { withTimeout } from "@/lib/public-api/performance";
-import type { AgentCategoryTreeConfig, AgentWorkflowUiConfig } from "@/types/agent";
+import type { AgentCategoryTreeConfig } from "@/types/agent";
 
 // Historically stored as "home_surprise_categories" but used for the featured gallery categories.
 const HOME_SURPRISE_CATEGORIES_KEY = "home_surprise_categories";
@@ -554,9 +552,6 @@ function normalizeAgentCategoryTreeConfig(value: unknown): AgentCategoryTreeConf
 type PublicSiteSettingsScope =
   | "agent-brand-model"
   | "agent-canvas"
-  | "agent-canvas-base"
-  | "agent-workflow-templates"
-  | "agent-entry"
   | "agent-presets"
   | "auth"
   | "branding"
@@ -568,9 +563,6 @@ type PublicSiteSettingsScope =
 const PUBLIC_SITE_SETTINGS_SCOPES = new Set<string>([
   "agent-brand-model",
   "agent-canvas",
-  "agent-canvas-base",
-  "agent-workflow-templates",
-  "agent-entry",
   "agent-presets",
   "auth",
   "branding",
@@ -614,60 +606,22 @@ const HOME_SITE_SETTINGS_FALLBACK: Record<string, unknown> = {
   lovartHomeSidebarConfig: normalizeLovartHomeSidebarConfig(undefined),
 };
 
-const AGENT_CANVAS_SETTING_KEYS = [
-  REALTIME_CANVAS_CONFIG_KEY,
-  REALTIME_CANVAS_MODE_ICON_CONFIG_KEY,
-  CANVAS_TOOLBAR_CONFIG_SETTING_KEY,
-  LAYER_SPLIT_CONFIG_KEY,
-  ANGLE_EDIT_CONFIG_KEY,
-  CANVAS_AGENT_MODE_ENABLED_KEY,
-  ...CANVAS_AGENT_FEATURE_SETTING_KEYS,
-  VIDEO_CANVAS_ENABLED_KEY,
-  VIDEO_CANVAS_SIDEBAR_ENABLED_KEY,
-  ENHANCE_PRO_KREA_SETTING_KEY,
-  AI_WASH_CONFIG_KEY,
-  STYLE_PRO_CONFIG_KEY,
-  AGENT_WORKFLOW_UI_CONFIG_KEY,
-  AGENT_WORKFLOW_SHOWCASE_CONFIG_KEY,
-];
-
-async function getAgentCanvasSettingsEtag(scope: string) {
-  const [settings, rows, providers] = await Promise.all([
-    db.select({ id: siteSettings.id, updatedAt: siteSettings.updatedAt })
-      .from(siteSettings).limit(1),
-    db.select({ key: systemSettings.key, updatedAt: systemSettings.updatedAt })
-      .from(systemSettings)
-      .where(inArray(systemSettings.key, AGENT_CANVAS_SETTING_KEYS)),
-    db.select({ id: aiProvider.id, updatedAt: aiProvider.updatedAt, enabled: aiProvider.isEnabled })
-      .from(aiProvider)
-      .where(inArray(aiProvider.type, ["tripo-3d", "worldlabs-3d"])),
-  ]);
-  const versions = [
-    ...settings.map((row) => `${row.id}:${row.updatedAt.getTime()}`),
-    ...rows.map((row) => `${row.key}:${row.updatedAt.getTime()}`),
-    ...providers.map((row) => `${row.id}:${row.updatedAt.getTime()}:${row.enabled}`),
-  ].sort();
-  return `W/"${scope}/${versions.join(",")}"`;
-}
-
 function createScopedSiteSettingsResponse(
   scope: PublicSiteSettingsScope,
   data: Record<string, unknown>,
   cacheStatus: "HIT" | "MISS" | "STALE" | "FALLBACK" = "MISS",
   cacheKey: string = scope,
-  options: { fallback?: boolean; startedAt?: number; etag?: string } = {}
+  options: { fallback?: boolean; startedAt?: number } = {}
 ) {
   if (cacheStatus === "MISS") {
     setScopedSiteSettingsCache(
       cacheKey,
       data,
-      PUBLIC_SITE_SETTINGS_CACHE_TTL_MS,
-      options.etag
+      PUBLIC_SITE_SETTINGS_CACHE_TTL_MS
     );
   }
 
   const response = NextResponse.json(data);
-  if (options.etag) response.headers.set("ETag", options.etag);
   // Lightweight public settings change rarely; keep them browser-local briefly
   // so page opens do not repeatedly wait on the large full settings endpoint.
   response.headers.set(
@@ -687,7 +641,7 @@ function createScopedSiteSettingsResponse(
   return response;
 }
 
-async function readScopedSiteSettings(keys: string[], omitWorkflowSteps = false) {
+async function readScopedSiteSettings(keys: string[]) {
   const [settings, settingRows] = await Promise.all([
     db
       .select()
@@ -695,14 +649,8 @@ async function readScopedSiteSettings(keys: string[], omitWorkflowSteps = false)
       .limit(1)
       .then((rows) => rows[0]),
     keys.length > 0
-      ? (omitWorkflowSteps
-          ? db.select({
-              key: systemSettings.key,
-              value: sql<unknown>`case when ${systemSettings.key} = ${AGENT_WORKFLOW_UI_CONFIG_KEY}
-                and jsonb_typeof(${systemSettings.value}) = 'object'
-                then ${systemSettings.value} - 'steps' else ${systemSettings.value} end`,
-            })
-          : db.select())
+      ? db
+          .select()
           .from(systemSettings)
           .where(inArray(systemSettings.key, keys))
       : Promise.resolve([]),
@@ -715,12 +663,12 @@ async function readScopedSiteSettings(keys: string[], omitWorkflowSteps = false)
 }
 
 function createBrandingSettings(settings: Record<string, unknown> | undefined) {
-  return resolveSiteBranding({
+  return {
     siteName: String(settings?.siteName || "𝗕𝘂𝗬𝗶"),
-    siteLogo: String(settings?.siteLogo || ""),
-    siteLogoDark: String(settings?.siteLogoDark || ""),
-    favicon: String(settings?.favicon || ""),
-  });
+    siteLogo: settings?.siteLogo || null,
+    siteLogoDark: settings?.siteLogoDark || null,
+    favicon: settings?.favicon || null,
+  };
 }
 
 async function getScopedPublicSiteSettings(
@@ -728,7 +676,6 @@ async function getScopedPublicSiteSettings(
   options: {
     brandName?: string;
     cacheKey?: string;
-    etag?: string;
   } = {}
 ) {
   if (scope === "auth") {
@@ -790,17 +737,23 @@ async function getScopedPublicSiteSettings(
     });
   }
 
-  if (scope === "agent-workflow-templates") {
-    const [setting] = await db.select({ value: systemSettings.value })
-      .from(systemSettings).where(eq(systemSettings.key, AGENT_WORKFLOW_UI_CONFIG_KEY)).limit(1);
-    const config = normalizeAgentWorkflowUiConfig(setting?.value);
-    return createScopedSiteSettingsResponse(scope, {
-      steps: omitAgentWorkflowPrompts(config.steps),
-    }, "MISS", options.cacheKey || scope, { etag: options.etag });
-  }
-
-  if (scope === "agent-canvas" || scope === "agent-canvas-base" || scope === "agent-entry") {
-    const { settings, valueByKey } = await readScopedSiteSettings(AGENT_CANVAS_SETTING_KEYS, scope !== "agent-canvas");
+  if (scope === "agent-canvas") {
+    const { settings, valueByKey } = await readScopedSiteSettings([
+      REALTIME_CANVAS_CONFIG_KEY,
+      REALTIME_CANVAS_MODE_ICON_CONFIG_KEY,
+      CANVAS_TOOLBAR_CONFIG_SETTING_KEY,
+      LAYER_SPLIT_CONFIG_KEY,
+      ANGLE_EDIT_CONFIG_KEY,
+      CANVAS_AGENT_MODE_ENABLED_KEY,
+      ...CANVAS_AGENT_FEATURE_SETTING_KEYS,
+      VIDEO_CANVAS_ENABLED_KEY,
+      VIDEO_CANVAS_SIDEBAR_ENABLED_KEY,
+      ENHANCE_PRO_KREA_SETTING_KEY,
+      AI_WASH_CONFIG_KEY,
+      STYLE_PRO_CONFIG_KEY,
+      AGENT_WORKFLOW_UI_CONFIG_KEY,
+      AGENT_WORKFLOW_SHOWCASE_CONFIG_KEY,
+    ]);
     const canvasFeatureAvailability = await readCanvasFeatureAvailability(
       valueByKey
     );
@@ -808,8 +761,6 @@ async function getScopedPublicSiteSettings(
     const videoCanvasSidebarEnabled = normalizeVideoCanvasSidebarEnabled(
       valueByKey.get(VIDEO_CANVAS_SIDEBAR_ENABLED_KEY)
     );
-    const rawUiConfig = valueByKey.get(AGENT_WORKFLOW_UI_CONFIG_KEY) as
-      Partial<AgentWorkflowUiConfig> | undefined;
     return createScopedSiteSettingsResponse(scope, {
       ...createBrandingSettings(typedSettings),
       agentEnabled: typedSettings?.agentEnabled ?? true,
@@ -845,20 +796,12 @@ async function getScopedPublicSiteSettings(
       tripo3dEnabled: canvasFeatureAvailability.tripo3dEnabled,
       worldlabs3dEnabled: canvasFeatureAvailability.worldlabs3dEnabled,
       agentWorkflowUiConfig: normalizeAgentWorkflowUiConfig(
-        scope === "agent-entry"
-          ? {
-              steps: [],
-              pageFeatureSettings: rawUiConfig?.pageFeatureSettings,
-              businessModeSettings: rawUiConfig?.businessModeSettings,
-            }
-          : scope === "agent-canvas-base"
-            ? { ...rawUiConfig, steps: [] }
-            : rawUiConfig
+        valueByKey.get(AGENT_WORKFLOW_UI_CONFIG_KEY)
       ),
       agentWorkflowShowcaseConfig: normalizeAgentWorkflowShowcaseConfig(
         valueByKey.get(AGENT_WORKFLOW_SHOWCASE_CONFIG_KEY)
       ),
-    }, "MISS", options.cacheKey || scope, { etag: options.etag });
+    });
   }
 
   if (scope === "branding") {
@@ -1112,24 +1055,13 @@ export async function GET(request: NextRequest) {
       const cacheKey = brandName.trim()
         ? `${scopedScope}:${brandName.trim().toLowerCase()}`
         : scopedScope;
-      const etag = scopedScope === "agent-canvas" || scopedScope === "agent-entry" ||
-        scopedScope === "agent-canvas-base" || scopedScope === "agent-workflow-templates"
-        ? await getAgentCanvasSettingsEtag(scopedScope)
-        : undefined;
-      if (etag && request.headers.get("If-None-Match") === etag) {
-        return new NextResponse(null, {
-          status: 304,
-          headers: { ETag: etag, "Cache-Control": "private, no-cache" },
-        });
-      }
       const cached = getScopedSiteSettingsCache(cacheKey);
-      if (cached && cached.expiresAt > Date.now() && (!etag || cached.etag === etag)) {
+      if (cached && cached.expiresAt > Date.now()) {
         return createScopedSiteSettingsResponse(
           scopedScope,
           cached.data,
           "HIT",
-          cacheKey,
-          { etag }
+          cacheKey
         );
       }
       if (cached && scopedScope !== "home") {
@@ -1140,7 +1072,6 @@ export async function GET(request: NextRequest) {
         const responsePromise = getScopedPublicSiteSettings(scopedScope, {
           brandName,
           cacheKey,
-          etag,
         });
         return scopedScope === "home"
           ? await withTimeout(responsePromise, 1600, "site-settings:home")
@@ -1610,7 +1541,7 @@ export async function GET(request: NextRequest) {
     };
     
     const response = NextResponse.json({
-        ...resolveSiteBranding(baseSettings),
+        ...baseSettings,
         lovartPromoText:
           baseSettings.lovartPromoText ||
           "现在升级，立享 Kling 3.0 与 Nano Banana Pro，最高 5 折优惠",

app/api/tvstar/plugin/download/route.ts

@@ -1,35 +0,0 @@
-import { readFile } from "node:fs/promises";
-import path from "node:path";
-import JSZip from "jszip";
-import { NextResponse } from "next/server";
-import { auth } from "@/app/(auth)/auth";
-
-export const runtime = "nodejs";
-
-const packageFiles = [
-  "package.json", "package-lock.json", "api-client.mjs", "cli.mjs", "mcp-server.mjs",
-  "yedir-canvas/SKILL.md", "yedir-canvas/agents/openai.yaml",
-  "yedir-canvas/references/operation-protocol.md",
-];
-
-export async function GET() {
-  const session = await auth();
-  if (!session?.user?.id || session.user.type === "guest") {
-    return NextResponse.json({ error: "请先登录正式账号" }, { status: 401 });
-  }
-  const zip = new JSZip();
-  const base = path.join(process.cwd(), "integrations", "openclaw");
-  try {
-    await Promise.all(packageFiles.map(async file => {
-      zip.file(`tvstar-mcp/${file}`, await readFile(path.join(base, file)));
-    }));
-    const archive = await zip.generateAsync({ type: "nodebuffer", compression: "DEFLATE" });
-    return new NextResponse(archive, { headers: {
-      "Content-Type": "application/zip",
-      "Content-Disposition": 'attachment; filename="tvstar-mcp.zip"',
-      "Cache-Control": "private, no-store",
-    } });
-  } catch {
-    return NextResponse.json({ error: "插件安装包暂不可用" }, { status: 503 });
-  }
-}

app/api/watermark-remove/route.ts

@@ -6,7 +6,6 @@ import { eq } from "drizzle-orm";
 import { uploadFile } from "@/lib/storage/service";
 import {
   createMediaAssetRelation,
-  getDefaultStorageConfig,
   getPointsSystemConfig,
   getMediaAssetsByUserAndUrls,
   upsertMediaAsset,
@@ -22,27 +21,6 @@ export const maxDuration = 600;
 const WATERMARK_SYNC_WAIT_TIMEOUT_MS = 20_000;
 const WATERMARK_POLL_INTERVAL_MS = 1200;
 
-async function resolveStoredQiniuImageUrl(source: string): Promise<string | null> {
-  const config = await getDefaultStorageConfig().catch(() => null);
-  if (config?.type !== "qiniu-kodo" || !config.isEnabled || !config.publicUrl) return null;
-
-  try {
-    const base = new URL(config.publicUrl);
-    const url = new URL(source);
-    const prefix = base.pathname.replace(/\/$/, "") + "/";
-    if (base.protocol !== "https:" || url.origin !== base.origin ||
-        url.username || url.password || url.search || url.hash ||
-        !url.pathname.startsWith(prefix)) return null;
-
-    const objectKey = url.pathname.slice(prefix.length);
-    return /^uploads\/(?:direct\/[0-9a-f-]{36}\/)?[\w.-]+$/i.test(objectKey)
-      ? url.toString()
-      : null;
-  } catch {
-    return null;
-  }
-}
-
 // 获取去水印API配置
 async function getWatermarkRemoveConfig() {
   try {
@@ -153,16 +131,13 @@ async function persistWatermarkResult(params: {
   processing_time?: number;
 }> {
   try {
-    let resultUrl = await resolveStoredQiniuImageUrl(params.processedImageUrl);
-    if (!resultUrl) {
-      const imageResponse = await fetch(params.processedImageUrl);
-      if (!imageResponse.ok) {
-        throw new Error("下载处理后的图片失败");
-      }
-      const imageBuffer = await imageResponse.arrayBuffer();
-      const filename = `watermark-removed-${Date.now()}.png`;
-      resultUrl = (await uploadFile(filename, imageBuffer)).url;
+    const imageResponse = await fetch(params.processedImageUrl);
+    if (!imageResponse.ok) {
+      throw new Error("下载处理后的图片失败");
     }
+    const imageBuffer = await imageResponse.arrayBuffer();
+    const filename = `watermark-removed-${Date.now()}.png`;
+    const uploadResult = await uploadFile(filename, imageBuffer);
 
     let saved = false;
     let saveError: unknown = null;
@@ -175,8 +150,8 @@ async function persistWatermarkResult(params: {
       try {
         ([savedImage] = await db.insert(generatedImage).values({
           userId: params.userId,
-          thumbnailUrl: resultUrl,
-          originalUrl: resultUrl,
+          thumbnailUrl: uploadResult.url,
+          originalUrl: uploadResult.url,
           imageSize: "2K",
           prompt: "去水印处理",
           modelId: "watermark-remove",
@@ -209,9 +184,9 @@ async function persistWatermarkResult(params: {
           mediaType: "image",
           sourceType: "edited",
           status: "ready",
-          originalUrl: resultUrl,
-          previewUrl: resultUrl,
-          thumbnailUrl: resultUrl,
+          originalUrl: uploadResult.url,
+          previewUrl: uploadResult.url,
+          thumbnailUrl: uploadResult.url,
           displayName: "去水印处理",
           prompt: "去水印处理",
           modelId: "watermark-remove",
@@ -242,8 +217,8 @@ async function persistWatermarkResult(params: {
 
     return {
       success: true,
-      original_url: resultUrl,
-      thumbnail_url: resultUrl,
+      original_url: uploadResult.url,
+      thumbnail_url: uploadResult.url,
       processing_time:
         typeof params.startedAt === "number" ? (Date.now() - params.startedAt) / 1000 : undefined,
     };
@@ -387,7 +362,7 @@ export async function POST(request: NextRequest) {
     const body = await request.json();
     const { image_url } = body;
 
-    if (typeof image_url !== "string" || !image_url) {
+    if (!image_url) {
       return NextResponse.json(
         { error: "请提供图片URL" },
         { status: 400 }
@@ -438,24 +413,24 @@ export async function POST(request: NextRequest) {
         );
       }
     } 
-    // 七牛上的公开图片可以直接交给去水印服务读取。
+    // 如果是 HTTP/HTTPS URL，下载后重新上传确保公网可访问
     else if (image_url.startsWith("http://") || image_url.startsWith("https://")) {
-      const storedImageUrl = await resolveStoredQiniuImageUrl(image_url);
-      publicImageUrl = storedImageUrl || image_url;
-      if (!storedImageUrl) {
-        try {
-          console.log("[WatermarkRemove] 下载原图并上传到S3...");
-          const imageResponse = await fetch(image_url);
-          if (!imageResponse.ok) {
-            throw new Error("下载原图失败");
-          }
-          const imageBuffer = await imageResponse.arrayBuffer();
-          const filename = `watermark-input-${Date.now()}.jpg`;
-          publicImageUrl = (await uploadFile(filename, imageBuffer)).url;
-          console.log("[WatermarkRemove] 图片已上传到S3:", publicImageUrl);
-        } catch (downloadError) {
-          console.error("[WatermarkRemove] 下载/上传原图失败，使用原始URL:", downloadError);
+      try {
+        console.log("[WatermarkRemove] 下载原图并上传到S3...");
+        const imageResponse = await fetch(image_url);
+        if (!imageResponse.ok) {
+          throw new Error("下载原图失败");
         }
+        const imageBuffer = await imageResponse.arrayBuffer();
+        const filename = `watermark-input-${Date.now()}.jpg`;
+        const uploadResult = await uploadFile(filename, imageBuffer);
+        publicImageUrl = uploadResult.url;
+        console.log("[WatermarkRemove] 图片已上传到S3:", publicImageUrl);
+      } catch (downloadError) {
+        console.error("[WatermarkRemove] 下载/上传原图失败:", downloadError);
+        // 如果下载失败，尝试使用原始URL
+        console.log("[WatermarkRemove] 尝试使用原始URL");
+        publicImageUrl = image_url;
       }
     } else {
       return NextResponse.json(

app/canvas/[id]/style-pro/page.tsx

@@ -48,13 +48,8 @@ export default function CanvasStyleProPage() {
       const canvasData = result.data.canvasData;
       const latestState = useCanvasStore.getState();
       setProject(result.data.id, result.data.title);
-      if (
-        latestState.projectId !== id ||
-        (latestState.nodes.length === 0 && latestState.edges.length === 0)
-      ) {
+      if (latestState.nodes.length === 0 && latestState.edges.length === 0) {
         loadCanvas(canvasData);
-        const revision = String(result.data.updatedAt || "");
-        useCanvasStore.getState().setCanvasRevision(revision, revision);
         return;
       }
 

app/dev/flow-board-preview/page.tsx

@@ -1,17 +0,0 @@
-import { notFound } from "next/navigation";
-import { FlowBoardClient } from "@/components/flow-board/flow-board-client";
-
-export default function FlowBoardPreviewPage() {
-  if (process.env.NODE_ENV === "production") {
-    notFound();
-  }
-
-  return (
-    <FlowBoardClient
-      previewMode
-      siteLogo={null}
-      siteLogoDark={null}
-      siteName="SnapGen"
-    />
-  );
-}

app/globals.css

@@ -519,301 +519,3 @@
     padding: 0 12px 12px;
   }
 }
-
-/* Lovart surface typography and controls, scoped to the home and image canvas. */
-.lovart-home-surface,
-.lovart-canvas-surface {
-  font-family: Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
-  -webkit-font-smoothing: antialiased;
-}
-
-.lovart-suggestion {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  flex-shrink: 0;
-  gap: 8px;
-  height: 32px;
-  padding: 0 14px;
-  border: 1px solid #e5e5e5;
-  border-radius: 999px;
-  background: white;
-  color: #333;
-  font-size: 13px;
-  white-space: nowrap;
-  transition: background-color 150ms, border-color 150ms;
-}
-.lovart-suggestion:hover { background: #f7f7f7; border-color: #d5d5d5; }
-.lovart-suggestion:focus-visible,
-.lovart-start-action:focus-visible { outline: 2px solid #8c8c8c; outline-offset: 3px; }
-
-.lovart-start-action {
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  flex-shrink: 0;
-  gap: 9px;
-  min-width: 172px;
-  height: 40px;
-  padding: 0 16px;
-  border: 1px solid #e5e5e5;
-  border-radius: 999px;
-  background: white;
-  color: #333;
-  font-size: 14px;
-  font-weight: 400;
-  box-shadow: 0 1px 2px rgb(0 0 0 / 4%);
-  transition: background-color 150ms, border-color 150ms;
-}
-.lovart-start-action:hover { background: #f7f7f7; border-color: #d4d4d4; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-header { border-bottom: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-composer { padding: 0 8px 8px; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-composer > [data-canvas-chat-input-anchor] {
-  min-height: 120px;
-  border-color: #e5e5e5;
-  box-shadow: 0 1px 3px rgb(0 0 0 / 5%);
-}
-/* The promo backplate continues underneath the composer's rounded corners. */
-.lovart-chat-promo-connected { padding: 0 8px; }
-.lovart-chat-promo-surface { padding-bottom: 24px; border-radius: 24px 24px 0 0; background: #ebebeb; }
-.lovart-chat-promo-row { display: flex; align-items: center; gap: 8px; height: 36px; padding: 0 10px 0 16px; }
-.lovart-chat-promo-message { display: flex; align-items: center; gap: 8px; min-width: 0; flex: 1; padding: 0; border: 0; background: transparent; color: #202020; font-size: 14px; font-weight: 400; line-height: 20px; text-align: left; cursor: pointer; }
-.lovart-chat-promo-message:disabled { cursor: default; opacity: 1; }
-.lovart-chat-promo-message > span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
-.lovart-chat-promo-badge { flex-shrink: 0; }
-.lovart-chat-promo-close { display: flex; align-items: center; justify-content: center; flex-shrink: 0; width: 28px; height: 28px; border: 0; border-radius: 50%; background: transparent; color: #262626; cursor: pointer; }
-.lovart-chat-promo-close:hover { background: rgb(0 0 0 / 5%); }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-promo-connected + .lovart-chat-composer { position: relative; z-index: 1; margin-top: -24px; background: transparent; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-composer > [data-canvas-chat-input-anchor][data-canvas-composer-mode="image"] { min-height: 184px; border-radius: 24px; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-upload { margin: 8px 8px 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-tile { flex-direction: column; gap: 8px; width: 56px; height: 68px; border: 0; border-radius: 18px; background: #f5f5f5; color: #aaa; font-size: 12px; font-weight: 400; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-tile:hover { background: #ececec; color: #777; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-tile > svg { width: 14px; height: 14px; stroke-width: 1.5; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-text-region { padding: 12px 16px 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] [role="textbox"] { min-height: 40px; font-size: 14px; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] [role="textbox"]:empty::before { color: #b0b0b0; }
-.dark .lovart-chat-promo-surface { background: #27272a; }
-.dark .lovart-chat-promo-message, .dark .lovart-chat-promo-close { color: #eee; }
-.dark .lovart-chat-promo-close:hover { background: rgb(255 255 255 / 10%); }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-tile { background: #27272a; color: #a1a1aa; }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] .lovart-reference-tile:hover { background: #3f3f46; color: #eee; }
-.dark .lovart-suggestion,
-.dark .lovart-start-action { border-color: rgb(255 255 255 / 12%); background: #18181b; color: #eee; }
-.dark .lovart-suggestion:hover,
-.dark .lovart-start-action:hover { background: #27272a; border-color: rgb(255 255 255 / 22%); }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-header { border-color: rgb(255 255 255 / 10%); }
-.dark [data-canvas-right-panel="true"] > .border-l { border-left-color: #27272a; }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] .lovart-chat-composer > [data-canvas-chat-input-anchor] { border-color: rgb(255 255 255 / 12%); }
-@media (max-width: 640px) {
-  .lovart-home-surface main { padding-top: calc(72px + var(--home-banner-offset, 0px)); }
-  .lovart-hero { margin-top: 16px; }
-  .lovart-home-composer { border-radius: 20px; }
-  .lovart-suggestion { padding: 0 11px; font-size: 12px; }
-  .lovart-start-action { min-width: 160px; }
-  .lovart-chat-welcome h1 { font-size: 15px; }
-}
-@media (prefers-reduced-motion: reduce) {
-  .lovart-home-surface *, .lovart-canvas-surface * { scroll-behavior: auto !important; }
-}
-
-.lovart-home-surface :is(button, input, textarea, select),
-.lovart-canvas-surface :is(button, input, textarea, select) { font-family: inherit; }
-@media (max-width: 640px) {
-  .lovart-canvas-surface[data-canvas-panel-open="true"] :is([data-canvas-topbar], [data-canvas-floating-toolbar], [data-canvas-compact-controls]) { display: none; }
-}
-
-/* Reference icon sizing is independent of the application's root rem scale. */
-.lovart-suggestion { gap: 8px; padding: 0 12px; }
-.lovart-start-action { min-width: 172.71875px; gap: 8px; padding: 0 12px; }
-.lovart-canvas-surface [data-canvas-floating-toolbar] button { min-width: 32px; height: 32px; border-radius: 8px; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-mode-selector { width: 90px; height: 32px; padding: 0 8px; background: transparent; font-size: 14px; font-weight: 400; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-mode-selector > span { font-size: 13px; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-mode-selector:hover,
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-image-params:hover,
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-model-selector:hover { background: rgb(0 0 0 / 4%); }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-image-params { width: 105.3828125px; min-width: 105.3828125px; height: 32px; padding: 0 4px 0 12px; background: transparent; font-size: 13px; gap: 4px; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-model-selector { flex: 0 0 121px; width: 121px; height: 32px; padding: 0 4px 0 8px; gap: 0; border: 0; background: transparent; box-shadow: none; font-size: 13px; font-weight: 400; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-model-selector > [data-reference-icon]:first-child { margin-right: 8px; }
-.lovart-canvas-surface [data-lovart-chat="true"] .lovart-model-selector > span:not([data-reference-icon]) { max-width: 65px; }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] :is(.lovart-model-selector, .lovart-image-params) { color: #eee; }
-.dark .lovart-canvas-surface [data-lovart-chat="true"] :is(.lovart-model-selector, .lovart-image-params, .lovart-composer-mode-selector):hover { background: rgb(255 255 255 / 8%); }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-footer { padding: 0 8px 8px; gap: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-footer > div:first-child { flex: 0 0 90px; padding-right: 0; overflow: visible; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-footer > div:last-child { flex: 1 1 0; min-width: 0; gap: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-composer-mode="image"] .lovart-composer-send { min-width: 32px; width: auto; height: 32px; padding: 0 8px; gap: 2px; font-size: 13px; font-weight: 400; }
-
-/* Adapt to the resizable chat panel, independently of the browser width. */
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] { container: canvas-composer / inline-size; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-composer-footer { gap: 4px; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-composer-footer > div:first-child { flex: 0 0 auto; overflow: visible; padding-right: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-composer-footer > div:last-child { flex: 0 1 auto; min-width: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-composer-mode-selector { width: auto; max-width: none; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-image-params { width: auto; min-width: 0; }
-.lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-image-params-label { overflow: visible; text-overflow: clip; white-space: nowrap; }
-.lovart-image-params-icon { display: none; }
-@container canvas-composer (max-width: 480px) {
-  .lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-composer-mode-selector { width: 32px; min-width: 32px; padding: 0; }
-  .lovart-composer-mode-selector .lovart-composer-mode-label,
-  .lovart-composer-mode-selector [data-reference-icon="chevron-down"] { display: none; }
-  .lovart-composer-mode-selector > span > :first-child { margin-right: 0; }
-}
-@container canvas-composer (max-width: 360px) {
-  .lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-model-selector { flex: 0 0 32px; width: 32px; padding: 0; justify-content: center; }
-  .lovart-model-selector > span:not([data-reference-icon]),
-  .lovart-model-selector > [data-reference-icon="chevron-down"] { display: none; }
-  .lovart-canvas-surface [data-lovart-chat="true"] .lovart-model-selector > [data-reference-icon]:first-child { margin-right: 0; }
-}
-@container canvas-composer (max-width: 480px) {
-  .lovart-canvas-surface [data-lovart-chat="true"] [data-canvas-responsive-composer="true"] .lovart-image-params { width: 32px; min-width: 32px; padding: 0; justify-content: center; }
-  .lovart-image-params .lovart-image-params-icon { display: block; }
-  .lovart-image-params .lovart-image-params-label,
-  .lovart-image-params > [data-reference-icon="chevron-down"] { display: none; }
-}
-
-/* The existing image toolbar is scaled to 80%; these dimensions render at
-   the reference's 44px bar, 32px buttons, and 20px icons. */
-.lovart-image-action-bar {
-  height: 55px;
-  gap: 5px;
-  padding: 0 7.5px;
-  border: 1.25px solid rgba(0, 0, 0, 0.07);
-  border-radius: 17.5px;
-  background: #fff !important;
-  color: #000;
-  box-shadow: 0 1.25px 2.5px rgba(0, 0, 0, 0.04);
-  backdrop-filter: none;
-}
-.lovart-image-action-bar::before { display: none; }
-.lovart-image-action-bar > button {
-  width: 40px;
-  min-width: 40px;
-  height: 40px;
-  margin: 0;
-  gap: 0;
-  padding: 0;
-  border-radius: 10px;
-  background: transparent;
-  color: #000;
-  font-size: 0;
-  font-weight: 400;
-  box-shadow: none;
-}
-.lovart-image-action-bar > button:hover,
-.lovart-image-action-bar > button[data-state="open"],
-.lovart-image-action-bar > button[data-reference-active="true"] {
-  background: rgba(0, 0, 0, 0.04);
-  color: #000;
-}
-.lovart-image-action-bar > button:disabled {
-  background: transparent;
-  color: rgba(0, 0, 0, 0.3);
-}
-.lovart-image-action-bar > button > svg,
-.lovart-image-action-bar > button > [data-reference-icon],
-.lovart-image-action-bar > button > span[aria-hidden="true"],
-.lovart-image-action-bar > button > img {
-  width: 25px;
-  height: 25px;
-  margin: 0;
-  flex-shrink: 0;
-}
-.lovart-image-action-bar > button > img { filter: brightness(0); }
-.lovart-image-action-bar > div.h-px,
-.lovart-image-action-bar > div.w-px {
-  width: 1.25px;
-  height: 55px;
-  margin: 0 2.5px;
-  background: rgba(0, 0, 0, 0.07);
-}
-.lovart-image-action-menu [role="menuitem"] > svg,
-.lovart-image-action-menu [role="menuitem"] > [data-reference-icon] {
-  width: 18px;
-  height: 18px;
-}
-.dark .lovart-image-action-bar {
-  border-color: rgba(255, 255, 255, 0.1);
-  background: #18191c !important;
-  color: #fff;
-}
-.dark .lovart-image-action-bar > button { color: #fff; }
-.dark .lovart-image-action-bar > button:hover,
-.dark .lovart-image-action-bar > button[data-state="open"],
-.dark .lovart-image-action-bar > button[data-reference-active="true"] {
-  background: rgba(255, 255, 255, 0.08);
-  color: #fff;
-}
-.dark .lovart-image-action-bar > button:disabled { color: rgba(255, 255, 255, 0.3); }
-.dark .lovart-image-action-bar > button > img { filter: brightness(0) invert(1); }
-.dark .lovart-image-action-bar > div.w-px { background: rgba(255, 255, 255, 0.1); }
-
-.lovart-image-action-bar[data-show-tool-names="true"] > button[data-tool-key] { width: auto; gap: 7.5px; padding: 0 12.5px; font-size: 16.25px; }
-.lovart-image-tool-label { white-space: nowrap; }
-.lovart-image-tool-tooltip { z-index: 10030; border: 0; border-radius: 6px; background: #1b1b1b; padding: 6px 9px; color: #fff; font-size: 13px; line-height: 18px; box-shadow: 0 4px 10px #00000012; --tw-ring-shadow: 0 0 transparent; }
-.lovart-image-custom-more { min-width: 172px; padding: 6px 12px; border: 1px solid #e8e8e8; border-radius: 12px; background: #fff; }
-.lovart-image-custom-more [role="menuitem"] { min-height: 32px; gap: 10px; padding: 4px 0; font-size: 14px; font-weight: 400; }
-.lovart-image-custom-more .lovart-customize-entry { justify-content: center; gap: 5px; }
-.lovart-toolbar-customizer-overlay { z-index: 10010; background: #0006; }
-.lovart-toolbar-customizer { z-index: 10020; display: flex; flex-direction: column; width: min(720px, calc(100vw - 32px)); max-width: 720px; max-height: calc(100dvh - 48px); gap: 0; padding: 20px 24px 24px; border: 1px solid #e5e5e5; border-radius: 16px; background: #fff; color: #242424; box-shadow: 0 8px 24px #00000012; }
-.lovart-customizer-header { display: flex; flex-shrink: 0; justify-content: space-between; align-items: flex-start; gap: 16px; }
-.lovart-customizer-header h2 { margin: 0; font-size: 18px; line-height: 24px; font-weight: 600; }
-.lovart-customizer-header p { margin-top: 2px; color: inherit; font-size: 14px; line-height: 22px; }
-.lovart-customizer-header-actions { display: flex; gap: 4px; }
-.lovart-customizer-header-actions button { display: flex; width: 28px; height: 28px; align-items: center; justify-content: center; border-radius: 7px; }
-.lovart-customizer-header-actions button:last-child { background: #f1f1f1; }
-.lovart-customizer-header-actions button:hover { background: #e9e9e9; }
-.lovart-customizer-body { min-height: 0; overflow-y: auto; margin: 24px 0 20px; }
-.lovart-customizer-preview { display: flex; height: 180px; align-items: center; overflow: hidden; padding: 16px; border-radius: 10px; background: #e5edef url("/icons/lovart/toolbar-preview.png") center / cover; }
-.lovart-customizer-preview-bar { display: flex; align-items: center; flex: 1; min-width: 0; gap: 4px; padding: 5px 8px; border: 1px solid #e5e5e5; border-radius: 14px; background: #fff; overflow-x: auto; scrollbar-width: thin; }
-.lovart-preview-fixed,.lovart-preview-chip { display: flex; align-items: center; flex-shrink: 0; height: 32px; gap: 8px; padding: 0 10px; font-size: 13px; white-space: nowrap; }
-.lovart-preview-chip { position: relative; margin-top: 5px; margin-bottom: 5px; border-radius: 8px; background: #f4f4f4; cursor: grab; }
-.lovart-preview-chip:active { cursor: grabbing; }
-.lovart-preview-chip > button:last-child { position: absolute; top: -5px; right: -3px; display: flex; width: 16px; height: 16px; align-items: center; justify-content: center; border: 1px solid #e6e6e6; border-radius: 50%; background: #fff; color: #888; }
-.lovart-customizer-tools { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 8px; margin-top: 24px; }
-.lovart-customizer-tools > button { display: flex; align-items: center; gap: 10px; height: 36px; min-width: 0; padding: 0 12px; border: 1px solid #e2e2e2; border-radius: 8px; background: #fff; font-size: 14px; text-align: left; }
-.lovart-customizer-tools > button > span:not([aria-hidden]) { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
-.lovart-customizer-tools > button > svg:last-child { flex-shrink: 0; }
-.lovart-customizer-tools > button:hover { background: #f7f7f7; }
-.lovart-customizer-footer { display: flex; flex-shrink: 0; align-items: center; justify-content: space-between; gap: 16px; }
-.lovart-customizer-footer > label,.lovart-customizer-footer > div { display: flex; align-items: center; gap: 8px; font-size: 14px; }
-.lovart-customizer-switch { width: 32px; height: 18px; padding: 2px; border-radius: 20px; background: #d5d5d5; }
-.lovart-customizer-switch > span { display: block; width: 14px; height: 14px; border-radius: 50%; background: #fff; transition: transform .15s; }
-.lovart-customizer-switch[aria-checked="true"] { background: #2c2c2c; }
-.lovart-customizer-switch[aria-checked="true"] > span { transform: translateX(14px); }
-.lovart-customizer-footer > div > button { width: 80px; height: 36px; border: 1px solid #e3e3e3; border-radius: 8px; font-size: 14px; }
-.lovart-customizer-footer .lovart-customizer-save { border-color: #2c2c2c; background: #2c2c2c; color: #fff; }
-.lovart-customizer-footer > div > button:hover { opacity: .8; }
-.lovart-toolbar-customizer button:focus-visible,.lovart-preview-chip:focus-visible { outline: 2px solid #397dff; outline-offset: 2px; }
-.dark .lovart-toolbar-customizer,.dark .lovart-image-custom-more { background: #202124; border-color: #3d3e40; color: #f5f5f5; }
-.dark .lovart-customizer-preview-bar,.dark .lovart-customizer-tools > button { background: #26272a; border-color: #46474a; }
-.dark .lovart-preview-chip,.dark .lovart-customizer-header-actions button:last-child { background: #35363a; }
-.dark .lovart-preview-chip > button:last-child { background: #26272a; border-color: #46474a; color: #ccc; }
-.dark .lovart-customizer-tools > button:hover { background: #35363a; }
-@media(max-width:600px) { .lovart-toolbar-customizer { padding: 18px; } .lovart-customizer-tools { grid-template-columns: repeat(2,minmax(0,1fr)); } .lovart-customizer-preview { height: 140px; } }
-
-.lovart-preview-handle { display: flex; align-items: center; gap: 8px; white-space: nowrap; cursor: grab; }
-
-.lovart-image-tool-tooltip { display: flex; align-items: center; gap: 8px; }
-.lovart-image-tool-cost { margin-left: auto; padding: 0; background: transparent; color: #999; font-size: 12px; font-weight: 400; box-shadow: none; }
-.lovart-image-tool-cost > svg { width: 12px; height: 12px; }
-
-/* Preserve the canvas's own skills as the primary welcome content. */
-.canvas-welcome-action {
-  display: inline-flex;
-  min-height: 36px;
-  min-width: 0;
-  align-items: center;
-  justify-content: center;
-  gap: 6px;
-  padding: 6px 8px;
-  border: 1px solid #e5e5e5;
-  border-radius: 999px;
-  background: white;
-  color: #333;
-  font-size: 12px;
-  line-height: 16px;
-  transition: background-color 150ms, border-color 150ms;
-}
-.canvas-welcome-action:hover { background: #f7f7f7; border-color: #d4d4d4; }
-.canvas-welcome-action:focus-visible { outline: 2px solid #8c8c8c; outline-offset: 3px; }
-.dark .canvas-welcome-action { border-color: rgb(255 255 255 / 12%); background: #18181b; color: #eee; }
-.dark .canvas-welcome-action:hover { background: #27272a; border-color: rgb(255 255 255 / 22%); }

app/layout.tsx

@@ -3,8 +3,6 @@ import { Toaster } from "sonner";
 import { ThemeProvider } from "@/components/theme-provider";
 import { FaviconUpdater } from "@/components/favicon-updater";
 import { ImageDeliveryOptimizer } from "@/components/image-delivery-optimizer";
-import { AppUpdateNotice } from "@/components/app-update-notice";
-import { PAGE_DOWNLOAD_ACTIVE_ATTRIBUTE } from "@/lib/client/page-refresh";
 import { getSiteSettings } from "@/lib/db/queries";
 
 import "./globals.css";
@@ -96,33 +94,18 @@ const CHUNK_ERROR_RECOVERY_SCRIPT = `\
     }
   }
   
-  // Keep one attempt per route for the browser session. A cooldown alone can
-  // turn a recurring editor exception into an endless reload cycle.
-  var RECOVERY_KEY = 'chunk-reload-attempted-v3:' + window.location.pathname;
-  var lastReloadAt = Number(safeGetSessionStorage(RECOVERY_KEY) || '0') || 0;
-  var recoveryNoticeShown = false;
-
-  function isFlowBoardEditing() {
-    var path = window.location.pathname;
-    return path === '/flow-board' || path.indexOf('/flow-board/') === 0;
-  }
-
-  function showManualRecoveryNotice() {
-    if (recoveryNoticeShown) return;
-    recoveryNoticeShown = true;
-    function show() {
-      if (!document.body || !isFlowBoardEditing()) return;
-      var notice = document.createElement('div');
-      notice.setAttribute('role', 'alert');
-      notice.setAttribute('data-runtime-recovery-notice', 'true');
-      notice.style.cssText = 'position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:2147483647;max-width:calc(100vw - 32px);padding:12px 16px;border:1px solid var(--border,#e4e4e7);border-radius:12px;background:var(--background,#fff);color:var(--foreground,#27272a);box-shadow:0 4px 20px #0002;font:14px/1.5 system-ui;';
-      notice.textContent = '部分页面资源加载失败，请先保存白板后手动刷新页面。';
-      document.body.appendChild(notice);
+  function safeRemoveSessionStorage(key) {
+    try {
+      sessionStorage.removeItem(key);
+      return true;
+    } catch (e) {
+      return false;
     }
-    if (document.body) show();
-    else window.addEventListener('DOMContentLoaded', show, { once: true });
   }
   
+  var RECOVERY_KEY = 'chunk-reload-attempted-v2';
+  var lastReloadAt = Number(safeGetSessionStorage(RECOVERY_KEY) || '0') || 0;
+  
   function shouldAutoRecover(message) {
     if (!message) return false;
     var normalized = String(message).toLowerCase();
@@ -134,30 +117,20 @@ const CHUNK_ERROR_RECOVERY_SCRIPT = `\
       normalized.indexOf('error loading dynamically imported module') !== -1 ||
       normalized.indexOf('importing a module script failed') !== -1 ||
       normalized.indexOf('module script load failed') !== -1 ||
-      normalized.indexOf('failed to find server action') !== -1
+      normalized.indexOf('/_next/static/chunks/') !== -1 ||
+      normalized.indexOf('failed to find server action') !== -1 ||
+      normalized.indexOf('server components render') !== -1 ||
+      normalized.indexOf('application error: a client-side exception') !== -1
     );
   }
   
   function triggerAutoRecover(reason) {
-    if (isFlowBoardEditing()) {
-      showManualRecoveryNotice();
-      return;
-    }
-    if (lastReloadAt || document.documentElement.hasAttribute('${PAGE_DOWNLOAD_ACTIVE_ATTRIBUTE}')) return;
     var now = Date.now();
-    // If storage is blocked, a reload cannot remember its attempt and must not run.
-    if (!safeSetSessionStorage(RECOVERY_KEY, String(now))) return;
+    if (lastReloadAt && now - lastReloadAt < 30000) return;
     lastReloadAt = now;
-    console.warn('[RuntimeRecover] 检测到页面资源加载失败，尝试恢复一次...', reason || '');
+    console.warn('[RuntimeRecover] 检测到前端运行时异常，自动刷新页面...', reason || '');
+    safeSetSessionStorage(RECOVERY_KEY, String(now));
     setTimeout(function() {
-      if (isFlowBoardEditing()) {
-        showManualRecoveryNotice();
-        return;
-      }
-      if (document.documentElement.hasAttribute('${PAGE_DOWNLOAD_ACTIVE_ATTRIBUTE}')) {
-        if (safeSetSessionStorage(RECOVERY_KEY, '0')) lastReloadAt = 0;
-        return;
-      }
       window.location.reload();
     }, 800);
   }
@@ -165,6 +138,7 @@ const CHUNK_ERROR_RECOVERY_SCRIPT = `\
   window.addEventListener('error', function(event) {
     var message = '';
     if (event && event.message) message += event.message;
+    if (event && event.filename) message += ' ' + event.filename;
     if (event && event.error && event.error.message) {
       message += ' ' + event.error.message;
     }
@@ -183,6 +157,12 @@ const CHUNK_ERROR_RECOVERY_SCRIPT = `\
     }
   });
   
+  // 页面稳定一段时间后清除标记，避免旧资源异常无限刷新。
+  window.addEventListener('load', function() {
+    setTimeout(function() {
+      safeRemoveSessionStorage(RECOVERY_KEY);
+    }, 120000);
+  });
 })();`;
 
 export default function RootLayout({
@@ -221,7 +201,6 @@ export default function RootLayout({
           enableSystem
         >
           <Toaster position="top-center" />
-          <AppUpdateNotice />
           <SessionProvider>{children}</SessionProvider>
         </ThemeProvider>
       </body>

app/tvstar/plugin/page.tsx

@@ -1,83 +0,0 @@
-"use client";
-
-import { useCallback, useEffect, useState } from "react";
-import { toast } from "sonner";
-
-type KeyItem = { id: string; name: string; tokenPrefix: string; scopes: string[]; revokedAt: string | null; expiresAt: string | null };
-
-export default function TVstarPluginPage() {
-  const [keys, setKeys] = useState<KeyItem[]>([]);
-  const [createdToken, setCreatedToken] = useState("");
-  const [busy, setBusy] = useState(false);
-  const [origin, setOrigin] = useState("https://ai.yydd.ai");
-  useEffect(() => { setOrigin(window.location.origin); }, []);
-  const loadKeys = useCallback(async () => {
-    const response = await fetch("/api/user/access-keys", { cache: "no-store" });
-    const data = await response.json();
-    if (!response.ok || !data.success) throw new Error(data.error || "读取密钥失败");
-    setKeys(Array.isArray(data.data) ? data.data : []);
-  }, []);
-  useEffect(() => { void loadKeys().catch(error => toast.error(error.message)); }, [loadKeys]);
-
-  const createKey = async () => {
-    setBusy(true);
-    try {
-      const response = await fetch("/api/user/access-keys", { method: "POST", headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ name: "TVstar MCP", scopes: ["canvas:read", "canvas:write"], expiresInDays: 90 }) });
-      const data = await response.json();
-      if (!response.ok || !data.success || !data.data?.token) throw new Error(data.error || "创建密钥失败");
-      setCreatedToken(data.data.token);
-      await loadKeys();
-      toast.success("密钥已创建；请立即复制，关闭后不会再次显示");
-    } catch (error) { toast.error(error instanceof Error ? error.message : "创建密钥失败"); }
-    finally { setBusy(false); }
-  };
-  const revokeKey = async (id: string) => {
-    if (!window.confirm("撤销后使用此密钥的 Agent 将失去画布访问权限，确定继续吗？")) return;
-    setBusy(true);
-    try {
-      const response = await fetch(`/api/user/access-keys/${id}`, { method: "DELETE" });
-      const data = await response.json();
-      if (!response.ok || !data.success) throw new Error(data.error || "撤销失败");
-      setCreatedToken("");
-      await loadKeys();
-      toast.success("密钥已撤销");
-    } catch (error) { toast.error(error instanceof Error ? error.message : "撤销失败"); }
-    finally { setBusy(false); }
-  };
-
-  const example = JSON.stringify({ mcpServers: { tvstar: { command: "node", args: ["/替换为解压目录/tvstar-mcp/mcp-server.mjs"],
-    env: { YEDIR_BASE_URL: origin, YEDIR_ACCESS_TOKEN: "粘贴新创建的 Access Key" } } } }, null, 2);
-
-  return <main className="min-h-screen bg-[#151515] px-4 py-10 text-white">
-    <div className="mx-auto max-w-4xl">
-      <p className="text-sm text-cyan-300">TVstar Plugin</p>
-      <h1 className="mt-2 text-3xl font-semibold">让 Agent 操作视频画布</h1>
-      <p className="mt-3 text-sm leading-7 text-white/60">当前插件提供画布列表、读取和有版本保护的节点操作。视频生成与合成仍由 TVstar 画布内的任务系统执行，MCP 暂未提供直接发起生成的工具。</p>
-      <div className="mt-8 grid gap-4 md:grid-cols-2">
-        <section className="rounded-2xl border border-white/10 bg-[#222] p-5">
-          <h2 className="font-medium">1. 下载并安装</h2>
-          <p className="mt-2 text-sm text-white/50">需要 Node.js 20 或更新版本。解压后在 tvstar-mcp 目录运行：</p>
-          <a className="mt-4 inline-block rounded-lg bg-white px-4 py-2 text-sm font-medium text-black" href="/api/tvstar/plugin/download">下载 TVstar MCP 安装包</a>
-          <pre className="mt-4 overflow-x-auto rounded-lg bg-black/40 p-3 text-xs">cd tvstar-mcp{"\n"}npm ci</pre>
-        </section>
-        <section className="rounded-2xl border border-white/10 bg-[#222] p-5">
-          <h2 className="font-medium">2. 创建画布 Access Key</h2>
-          <p className="mt-2 text-sm text-white/50">读取和修改画布需要对应权限。密钥只在创建时显示一次。</p>
-          <button className="mt-4 rounded-lg bg-white px-4 py-2 text-sm font-medium text-black disabled:opacity-50" disabled={busy} onClick={() => void createKey()}>{busy ? "处理中…" : "创建 Access Key"}</button>
-          {createdToken ? <div className="mt-3 break-all rounded-lg border border-amber-300/30 bg-amber-300/5 p-3 text-xs text-amber-100"><p>{createdToken}</p><button className="mt-2 underline" onClick={() => void navigator.clipboard.writeText(createdToken).then(() => toast.success("已复制"))}>复制密钥</button></div> : null}
-        </section>
-      </div>
-      <section className="mt-4 rounded-2xl border border-white/10 bg-[#222] p-5">
-        <h2 className="font-medium">3. 配置支持 STDIO MCP 的 Agent</h2>
-        <p className="mt-2 text-sm text-white/50">将安装包的绝对路径和密钥填入客户端配置。不同 Agent 的配置文件位置和外层字段可能不同，请以所用客户端的说明为准。</p>
-        <pre className="mt-4 overflow-x-auto rounded-lg bg-black/40 p-4 text-xs leading-6 text-cyan-100">{example}</pre>
-        <button className="mt-3 text-sm text-cyan-300 underline" onClick={() => void navigator.clipboard.writeText(example).then(() => toast.success("配置示例已复制"))}>复制配置示例</button>
-      </section>
-      <section className="mt-4 rounded-2xl border border-white/10 bg-[#222] p-5">
-        <h2 className="font-medium">已创建的 Access Key</h2>
-        <div className="mt-3 space-y-2">{keys.length ? keys.map(key => <div className="flex items-center justify-between gap-4 rounded-lg bg-black/20 p-3 text-sm" key={key.id}><span className="min-w-0 truncate">{key.name} · {key.tokenPrefix} · {key.revokedAt ? "已撤销" : "有效"}</span>{!key.revokedAt ? <button className="shrink-0 text-rose-300 disabled:opacity-40" disabled={busy} onClick={() => void revokeKey(key.id)}>撤销</button> : null}</div>) : <p className="text-sm text-white/40">暂无密钥</p>}</div>
-      </section>
-    </div>
-  </main>;
-}

app/tvstar/share/[token]/page.tsx

@@ -1,41 +0,0 @@
-import { eq } from "drizzle-orm";
-import { notFound } from "next/navigation";
-import { db } from "@/lib/db";
-import { tvstarSession } from "@/lib/db/schema";
-
-export const dynamic = "force-dynamic";
-
-type SharedSnapshot = {
-  title: string;
-  goal: string;
-  createdAt: number;
-  messages: { role: "user" | "assistant"; content: string; createdAt: number }[];
-  plan: { summary: string; deliverables: string[] } | null;
-  shots: { shot: string; duration: string; sceneDescription: string }[];
-};
-
-export default async function TVstarSharedConversation({ params }: { params: Promise<{ token: string }> }) {
-  const { token } = await params;
-  if (!/^[A-Za-z0-9_-]{32}$/.test(token || "")) notFound();
-  const row = (await db.select({ snapshot: tvstarSession.sharedSnapshot }).from(tvstarSession)
-    .where(eq(tvstarSession.shareToken, token)).limit(1))[0];
-  if (!row?.snapshot) notFound();
-  const shared = row.snapshot as SharedSnapshot;
-  return <main className="min-h-screen bg-[#141414] px-4 py-12 text-white">
-    <article className="mx-auto max-w-2xl rounded-2xl border border-white/10 bg-[#1d1d1d] p-6 shadow-2xl">
-      <p className="text-xs tracking-widest text-cyan-300">TVstar · 只读分享</p>
-      <h1 className="mt-3 text-2xl font-semibold">{shared.title}</h1>
-      <p className="mt-2 text-sm text-white/50">{new Date(shared.createdAt).toLocaleString("zh-CN")}</p>
-      <p className="mt-6 whitespace-pre-wrap border-l-2 border-cyan-400 pl-4 text-sm text-white/70">{shared.goal}</p>
-      <section aria-label="分享的对话" className="mt-8 space-y-3">
-        {(shared.messages || []).map((message, index) => <div className={`rounded-xl p-4 text-sm leading-6 ${message.role === "user" ? "ml-8 bg-[#303846]" : "mr-8 bg-[#282828]"}`} key={`${message.createdAt}-${index}`}>
-          <p className="mb-1 text-xs text-white/40">{message.role === "user" ? "用户" : "TVstar"}</p>
-          <p className="whitespace-pre-wrap">{message.content}</p>
-        </div>)}
-      </section>
-      {shared.plan ? <section className="mt-8 border-t border-white/10 pt-5"><h2 className="text-lg">创作规划</h2><p className="mt-2 whitespace-pre-wrap text-sm text-white/70">{shared.plan.summary}</p></section> : null}
-      {shared.shots?.length ? <section className="mt-8 border-t border-white/10 pt-5"><h2 className="text-lg">分镜</h2><ol className="mt-3 space-y-3">{shared.shots.map((shot, index) => <li className="rounded-lg bg-white/5 p-3 text-sm" key={`${shot.shot}-${index}`}><strong>{shot.shot} · {shot.duration}</strong><p className="mt-1 whitespace-pre-wrap text-white/65">{shot.sceneDescription}</p></li>)}</ol></section> : null}
-      <p className="mt-8 border-t border-white/10 pt-5 text-xs text-white/40">此页面是分享时的对话快照，无法编辑画布；对话正文中的文字和链接会原样显示。</p>
-    </article>
-  </main>;
-}

auto-deploy.sh

@@ -1,6 +1,303 @@
-#!/usr/bin/env bash
-set -euo pipefail
-printf '%s\n' 'Legacy deployment entry point disabled: it targets an obsolete host/runtime.' >&2
-printf '%s\n' 'Use: python scripts/production48.py status' >&2
-printf '%s\n' 'Then follow docs/production-48.md for build, stage, activate and rollback.' >&2
-exit 2
+#!/bin/bash
+
+# 自动部署脚本 - 包含密码
+# 使用方法: ./auto-deploy.sh
+
+set -e
+
+# 服务器配置
+SERVER="156.225.27.52"
+PORT="5204"
+USER="root"
+PASSWORD="${DEPLOY_SSH_PASSWORD:?set DEPLOY_SSH_PASSWORD}"
+REMOTE_DIR="/var/www/ai-chatbot"
+
+# 颜色输出
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo -e "${GREEN}开始自动部署到服务器...${NC}"
+
+# 检查是否安装了 sshpass
+if ! command -v sshpass &> /dev/null; then
+    echo -e "${YELLOW}安装 sshpass...${NC}"
+    if [[ "$OSTYPE" == "darwin"* ]]; then
+        # macOS
+        if ! command -v brew &> /dev/null; then
+            echo -e "${RED}请先安装 Homebrew: /bin/bash -c \"\$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)\"${NC}"
+            exit 1
+        fi
+        brew install hudochenkov/sshpass/sshpass
+    else
+        # Linux
+        sudo apt-get update && sudo apt-get install -y sshpass
+    fi
+fi
+
+# SSH 连接函数
+ssh_cmd() {
+    sshpass -p "$PASSWORD" ssh -o StrictHostKeyChecking=no -p $PORT $USER@$SERVER "$1"
+}
+
+scp_cmd() {
+    sshpass -p "$PASSWORD" scp -o StrictHostKeyChecking=no -P $PORT "$1" $USER@$SERVER:"$2"
+}
+
+scp_dir() {
+    sshpass -p "$PASSWORD" scp -o StrictHostKeyChecking=no -P $PORT -r "$1" $USER@$SERVER:"$2"
+}
+
+echo -e "${GREEN}步骤 1: 检查服务器连接...${NC}"
+ssh_cmd "echo '连接成功' && uname -a"
+
+echo -e "${GREEN}步骤 2: 检查并安装必要软件...${NC}"
+ssh_cmd "
+    # 检查 Node.js
+    if ! command -v node &> /dev/null; then
+        echo '安装 Node.js...'
+        curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.0/install.sh | bash
+        export NVM_DIR=\"\$HOME/.nvm\"
+        [ -s \"\$NVM_DIR/nvm.sh\" ] && . \"\$NVM_DIR/nvm.sh\"
+        nvm install 20
+        nvm use 20
+        nvm alias default 20
+    fi
+    
+    # 检查 pnpm
+    if ! command -v pnpm &> /dev/null; then
+        echo '安装 pnpm...'
+        npm install -g pnpm
+    fi
+    
+    # 检查 PM2
+    if ! command -v pm2 &> /dev/null; then
+        echo '安装 PM2...'
+        npm install -g pm2
+    fi
+    
+    # 检查 PostgreSQL
+    if ! command -v psql &> /dev/null; then
+        echo '安装 PostgreSQL...'
+        apt-get update -y
+        apt-get install -y postgresql postgresql-contrib
+        systemctl start postgresql
+        systemctl enable postgresql
+    fi
+    
+    # 检查 Nginx
+    if ! command -v nginx &> /dev/null; then
+        echo '安装 Nginx...'
+        apt-get install -y nginx
+        systemctl start nginx
+        systemctl enable nginx
+    fi
+    
+    # 创建项目目录
+    mkdir -p $REMOTE_DIR
+    mkdir -p /var/log/pm2
+    mkdir -p /root/backups/ai-chatbot
+"
+
+echo -e "${GREEN}步骤 3: 配置数据库...${NC}"
+ssh_cmd "
+    # 检查并创建/更新数据库用户
+    echo '配置数据库用户...'
+    sudo -u postgres psql << 'PSQL'
+-- 删除已存在的用户（如果存在）
+DROP USER IF EXISTS chatbot_user;
+
+-- 创建新用户
+CREATE USER chatbot_user WITH PASSWORD 'ChatBot@2024!Secure';
+
+-- 检查数据库是否存在
+SELECT 1 FROM pg_database WHERE datname='ai_chatbot'\\gexec
+
+-- 如果不存在则创建
+DO \\$\\$
+BEGIN
+    IF NOT EXISTS (SELECT FROM pg_database WHERE datname = 'ai_chatbot') THEN
+        CREATE DATABASE ai_chatbot;
+    END IF;
+END
+\\$\\$;
+
+-- 授予权限
+GRANT ALL PRIVILEGES ON DATABASE ai_chatbot TO chatbot_user;
+
+-- 连接到数据库并授予schema权限
+\\c ai_chatbot
+GRANT ALL ON SCHEMA public TO chatbot_user;
+ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT ALL ON TABLES TO chatbot_user;
+ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT ALL ON SEQUENCES TO chatbot_user;
+
+\\q
+PSQL
+    echo '数据库配置完成'
+"
+
+echo -e "${GREEN}步骤 4: 上传项目文件...${NC}"
+# 创建临时部署包
+echo "准备部署文件..."
+tar --exclude='node_modules' \
+    --exclude='.next' \
+    --exclude='.git' \
+    --exclude='.env.local' \
+    --exclude='*.log' \
+    --exclude='deploy.tar.gz' \
+    -czf /tmp/deploy.tar.gz .
+
+# 上传部署包
+scp_cmd "/tmp/deploy.tar.gz" "/tmp/"
+
+# 在服务器上解压
+ssh_cmd "
+    cd $REMOTE_DIR
+    tar -xzf /tmp/deploy.tar.gz
+    rm /tmp/deploy.tar.gz
+
+    if [ -f \"$REMOTE_DIR/scripts/security/install-security-stack.sh\" ]; then
+        echo '安装 security-stack...'
+        bash \"$REMOTE_DIR/scripts/security/install-security-stack.sh\" || echo 'security-stack 安装失败，继续部署'
+    elif [ -f \"$REMOTE_DIR/scripts/security/install-perf-guard.sh\" ]; then
+        echo '安装 perf-guard...'
+        bash \"$REMOTE_DIR/scripts/security/install-perf-guard.sh\" || echo 'perf-guard 安装失败，继续部署'
+    fi
+"
+
+echo -e "${GREEN}步骤 5: 配置环境变量...${NC}"
+ssh_cmd "
+    cd $REMOTE_DIR
+    
+    # 生成 AUTH_SECRET
+    AUTH_SECRET=\$(openssl rand -base64 32)
+    
+    # 创建 .env.local 文件
+    cat > .env.local << EOF
+POSTGRES_URL=postgresql://chatbot_user:ChatBot@2024!Secure@localhost:5432/ai_chatbot
+AUTH_SECRET=\$AUTH_SECRET
+AUTH_URL=http://$SERVER
+NODE_ENV=production
+EOF
+    
+    echo '环境变量文件已创建'
+"
+
+echo -e "${GREEN}步骤 6: 安装依赖和构建...${NC}"
+ssh_cmd "
+    cd $REMOTE_DIR
+    export NVM_DIR=\"\$HOME/.nvm\"
+    [ -s \"\$NVM_DIR/nvm.sh\" ] && . \"\$NVM_DIR/nvm.sh\"
+    
+    echo '安装依赖...'
+    pnpm install --production=false
+    
+    echo '运行数据库迁移...'
+    pnpm db:migrate || echo '迁移可能已存在，继续...'
+    
+    echo '构建项目...'
+    pnpm build
+"
+
+echo -e "${GREEN}步骤 7: 配置 PM2...${NC}"
+# 上传 PM2 配置文件
+scp_cmd "ecosystem.config.js" "$REMOTE_DIR/"
+
+ssh_cmd "
+    cd $REMOTE_DIR
+    export NVM_DIR=\"\$HOME/.nvm\"
+    [ -s \"\$NVM_DIR/nvm.sh\" ] && . \"\$NVM_DIR/nvm.sh\"
+    
+    # 停止旧进程（如果存在）
+    pm2 delete ai-chatbot 2>/dev/null || true
+    
+    # 启动应用
+    pm2 start ecosystem.config.js
+    pm2 save
+    
+    # 设置开机自启
+    pm2 startup systemd -u root --hp /root 2>/dev/null || echo 'PM2 startup 已配置'
+"
+
+echo -e "${GREEN}步骤 8: 配置 Nginx...${NC}"
+ssh_cmd "
+    # 创建 Nginx 配置
+    cat > /etc/nginx/sites-available/ai-chatbot << 'NGINX'
+server {
+    listen 80;
+    server_name $SERVER;
+
+    location / {
+        proxy_pass http://localhost:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade \$http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host \$host;
+        proxy_set_header X-Real-IP \$remote_addr;
+        proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto \$scheme;
+        proxy_cache_bypass \$http_upgrade;
+        proxy_read_timeout 300s;
+        proxy_connect_timeout 75s;
+    }
+}
+NGINX
+
+    # 启用站点
+    ln -sf /etc/nginx/sites-available/ai-chatbot /etc/nginx/sites-enabled/
+    
+    # 删除默认配置（如果存在）
+    rm -f /etc/nginx/sites-enabled/default
+    
+    # 测试配置
+    nginx -t
+    
+    # 重启 Nginx
+    systemctl restart nginx
+"
+
+echo -e "${GREEN}步骤 9: 配置防火墙...${NC}"
+ssh_cmd "
+    ufw --force enable
+    ufw allow 80/tcp
+    ufw allow 443/tcp
+    ufw allow 5204/tcp
+    ufw allow 3000/tcp
+"
+
+echo -e "${GREEN}步骤 10: 检查部署状态...${NC}"
+ssh_cmd "
+    echo '=== PM2 状态 ==='
+    pm2 status
+    
+    echo ''
+    echo '=== 应用日志（最后20行）==='
+    pm2 logs ai-chatbot --lines 20 --nostream
+    
+    echo ''
+    echo '=== Nginx 状态 ==='
+    systemctl status nginx --no-pager -l
+    
+    echo ''
+    echo '=== 端口监听 ==='
+    netstat -tulpn | grep -E ':(80|3000|5432)' || ss -tulpn | grep -E ':(80|3000|5432)'
+"
+
+# 清理本地临时文件
+rm -f /tmp/deploy.tar.gz
+
+echo -e "${GREEN}========================================${NC}"
+echo -e "${GREEN}部署完成！${NC}"
+echo -e "${GREEN}========================================${NC}"
+echo -e "${YELLOW}访问地址: http://$SERVER${NC}"
+echo -e "${YELLOW}管理员设置: http://$SERVER/admin/settings${NC}"
+echo -e "${YELLOW}查看日志: ssh -p $PORT $USER@$SERVER 'pm2 logs ai-chatbot'${NC}"
+echo -e "${YELLOW}查看状态: ssh -p $PORT $USER@$SERVER 'pm2 status'${NC}"
+echo ""
+echo -e "${YELLOW}数据库信息:${NC}"
+echo -e "  数据库名: ai_chatbot"
+echo -e "  用户名: chatbot_user"
+echo -e "  密码: ChatBot@2024!Secure"
+echo ""
+echo -e "${YELLOW}注意: 请尽快修改数据库密码和服务器密码！${NC}"

components/admin/admin-surface.tsx

@@ -1,30 +0,0 @@
-"use client";
-import { useEffect, useRef, type ReactNode } from "react";
-
-export function AdminSurface({ children }: { children: ReactNode }) {
-  const ref = useRef<HTMLDivElement>(null);
-  useEffect(() => {
-    if (window.matchMedia("(prefers-reduced-motion: reduce)").matches) return;
-    let context: { revert: () => void } | undefined;
-    let disposed = false;
-    import("gsap").then(({ gsap }) => {
-      if (disposed) return;
-      context = gsap.context(() => {
-        gsap.fromTo(
-          ref.current,
-          { y: 6, opacity: 0.85 },
-          { y: 0, opacity: 1, duration: 0.25, ease: "power3.out", clearProps: "transform,opacity" },
-        );
-      }, ref);
-    });
-    return () => {
-      disposed = true;
-      context?.revert();
-    };
-  }, []);
-  return (
-    <div ref={ref} className="space-y-6">
-      {children}
-    </div>
-  );
-}

components/admin/media-records-panel.tsx

@@ -1,603 +0,0 @@
-"use client";
-import { useEffect, useState } from "react";
-import useSWR from "swr";
-import {
-  RefreshCw,
-  Search,
-  ChevronLeft,
-  ChevronRight,
-  ExternalLink,
-  Download,
-  Star,
-} from "lucide-react";
-import { Button } from "@/components/ui/button";
-import { Input } from "@/components/ui/input";
-import { Dialog, DialogContent, DialogHeader, DialogTitle } from "@/components/ui/dialog";
-import { toast } from "sonner";
-import { MediaThumbnail } from "./media-thumbnail";
-import { AdminSurface } from "./admin-surface";
-import { formatRecordTime } from "@/lib/admin/record-time";
-import { buildImageProxyUrl } from "@/lib/image-delivery";
-
-export type MediaRecord = {
-  id: string;
-  recordType: "image" | "video";
-  userName: string | null;
-  userEmail: string | null;
-  userDepartment: string | null;
-  createdAt: string;
-  modelId: string | null;
-  chatId: string | null;
-  thumbnailUrl: string;
-  originalUrl: string;
-  videoUrl?: string | null;
-  prompt: string | null;
-  imageSize: string | null;
-  isFeatured: boolean;
-  featuredCategory: string | null;
-  featuredAt?: string | null;
-};
-type MediaResponse = {
-  images: MediaRecord[];
-  pagination: {
-    total: number;
-    totalPages: number;
-    totalImages: number;
-    totalVideos: number;
-    page: number;
-  };
-};
-export async function adminFetcher(url: string) {
-  const response = await fetch(url);
-  const data = await response.json();
-  if (!response.ok) throw new Error(data.error || data.message || "加载失败，请重试");
-  return data;
-}
-const selectClass =
-  "h-10 rounded-md border bg-background px-3 text-sm focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring";
-function recentDate() {
-  const d = new Date();
-  d.setDate(d.getDate() - 6);
-  return new Intl.DateTimeFormat("en-CA", { timeZone: "Asia/Shanghai" }).format(d);
-}
-
-export function MediaRecordsPanel({ categories }: { categories: string[] }) {
-  const [view, setView] = useState("assets");
-  const [search, setSearch] = useState("");
-  const [filters, setFilters] = useState({
-    search: "",
-    type: "all",
-    startDate: recentDate(),
-    endDate: "",
-    model: "",
-    featured: "false",
-    status: "all",
-  });
-  const [page, setPage] = useState(1);
-  const [selected, setSelected] = useState<MediaRecord | null>(null);
-  const [saving, setSaving] = useState(false);
-  const [originalFailed, setOriginalFailed] = useState(false);
-  const update = (changes: Partial<typeof filters>) => {
-    setFilters((f) => ({ ...f, ...changes }));
-    setPage(1);
-  };
-  useEffect(() => {
-    const timer = setTimeout(() => {
-      setFilters((f) => (f.search === search ? f : { ...f, search }));
-      setPage(1);
-    }, 350);
-    return () => clearTimeout(timer);
-  }, [search]);
-  const { data: options } = useSWR<{
-    models: Array<{ id: string; modelId: string; displayName: string; providerName: string }>;
-  }>("/api/admin/ai-models?view=options", adminFetcher, { revalidateOnFocus: false });
-  const modelNames = new Map<string, string>();
-  for (const model of options?.models || [])
-    if (!modelNames.has(model.modelId)) modelNames.set(model.modelId, model.displayName);
-  const recordModelNames = new Map(modelNames);
-  for (const model of options?.models || []) recordModelNames.set(model.id, model.displayName);
-  const openDetails = (item: MediaRecord) => {
-    setSelected(item);
-    setOriginalFailed(false);
-  };
-  const query = new URLSearchParams({ ...filters, page: String(page), pageSize: "40" });
-  const { data, error, isLoading, isValidating, mutate } = useSWR<MediaResponse>(
-    view === "assets" ? `/api/admin/images?${query}` : null,
-    adminFetcher,
-    { keepPreviousData: true, revalidateOnFocus: false },
-  );
-  const tasks = useSWR<{
-    tasks: Array<{
-      id: string;
-      userName: string;
-      status: string;
-      createdAt: string;
-      error: string | null;
-      model: string | null;
-      elapsedMs: number | null;
-    }>;
-    total: number;
-  }>(view === "tasks" ? `/api/admin/media-tasks?${query}` : null, adminFetcher, {
-    keepPreviousData: true,
-    revalidateOnFocus: false,
-  });
-  const busy = view === "assets" ? isValidating : tasks.isValidating;
-  const failure = view === "assets" ? error : tasks.error;
-  const loading = view === "assets" ? isLoading : tasks.isLoading;
-  const total = view === "assets" ? data?.pagination.total : tasks.data?.total;
-  const pages = Math.max(1, Math.ceil((total || 0) / 40));
-  async function save(changes: Partial<MediaRecord>) {
-    if (!selected || saving) return;
-    setSaving(true);
-    try {
-      const response = await fetch("/api/admin/images", {
-        method: "PATCH",
-        headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ imageId: selected.id, ...changes }),
-      });
-      if (!response.ok) throw new Error("保存失败，请重试");
-      setSelected({ ...selected, ...changes });
-      toast.success("已保存");
-      await mutate();
-    } catch (e) {
-      toast.error(e instanceof Error ? e.message : "保存失败");
-    } finally {
-      setSaving(false);
-    }
-  }
-  return (
-    <AdminSurface>
-      <div className="flex flex-wrap items-start justify-between gap-4">
-        <div>
-          <h2 className="text-2xl font-semibold tracking-tight">生成记录</h2>
-          <p className="mt-2 text-sm text-muted-foreground">
-            查看图片与视频产物，追踪画布任务。时间统一按北京时间展示。
-          </p>
-        </div>
-        <Button
-          variant="outline"
-          disabled={busy}
-          onClick={() => (view === "assets" ? mutate() : tasks.mutate())}
-        >
-          <RefreshCw className={`mr-2 size-4 ${busy ? "motion-safe:animate-spin" : ""}`} />
-          刷新
-        </Button>
-      </div>
-      <div className="flex gap-2" role="tablist" aria-label="记录视图">
-        {[
-          ["assets", "产物记录"],
-          ["tasks", "画布任务"],
-        ].map(([key, label]) => (
-          <Button
-            key={key}
-            role="tab"
-            aria-selected={view === key}
-            variant={view === key ? "default" : "ghost"}
-            onClick={() => {
-              setView(key);
-              setPage(1);
-            }}
-          >
-            {label}
-          </Button>
-        ))}
-      </div>
-      <div className="flex flex-wrap items-end gap-3 rounded-xl border bg-background p-4">
-        <label className="min-w-48 flex-1 text-xs font-medium">
-          用户
-          <div className="relative mt-2">
-            <Search className="absolute left-3 top-3 size-4 text-muted-foreground" />
-            <Input
-              className="h-10 pl-9"
-              placeholder="搜索姓名或邮箱"
-              value={search}
-              onChange={(e) => setSearch(e.target.value)}
-            />
-          </div>
-        </label>
-        {view === "assets" ? (
-          <label className="text-xs font-medium">
-            类型
-            <select
-              aria-label="产物类型"
-              className={`${selectClass} mt-2 block`}
-              value={filters.type}
-              onChange={(e) => update({ type: e.target.value })}
-            >
-              <option value="all">图片与视频</option>
-              <option value="image">只看图片</option>
-              <option value="video">只看视频</option>
-            </select>
-          </label>
-        ) : (
-          <label className="text-xs font-medium">
-            任务状态
-            <select
-              aria-label="任务状态"
-              className={`${selectClass} mt-2 block`}
-              value={filters.status}
-              onChange={(e) => update({ status: e.target.value })}
-            >
-              <option value="all">全部状态</option>
-              <option value="failed">失败</option>
-              <option value="running">运行中</option>
-              <option value="pending">排队中</option>
-              <option value="succeeded">成功</option>
-            </select>
-          </label>
-        )}
-        <label className="text-xs font-medium">
-          开始日期
-          <Input
-            aria-label="开始日期"
-            className="mt-2 h-10 w-40"
-            type="date"
-            value={filters.startDate}
-            onChange={(e) => update({ startDate: e.target.value })}
-          />
-        </label>
-        <label className="text-xs font-medium">
-          结束日期
-          <Input
-            aria-label="结束日期"
-            className="mt-2 h-10 w-40"
-            type="date"
-            value={filters.endDate}
-            onChange={(e) => update({ endDate: e.target.value })}
-          />
-        </label>
-        <Button
-          variant="ghost"
-          onClick={() => {
-            setSearch("");
-            update({
-              search: "",
-              startDate: "",
-              endDate: "",
-              model: "",
-              featured: "false",
-              type: "all",
-              status: "all",
-            });
-          }}
-        >
-          全部时间 / 重置
-        </Button>
-        {view === "assets" && (
-          <div className="flex w-full flex-wrap items-center gap-3">
-            <select
-              aria-label="记录模型"
-              className={`${selectClass} max-w-full sm:max-w-96`}
-              value={filters.model}
-              onChange={(e) => update({ model: e.target.value })}
-            >
-              <option value="">全部模型</option>
-              {Array.from(modelNames, ([id, name]) => (
-                <option key={id} value={id}>
-                  {name} · {id}
-                </option>
-              ))}
-            </select>
-            <label className="flex items-center gap-2 text-sm">
-              <input
-                type="checkbox"
-                checked={filters.featured === "true"}
-                onChange={(e) => update({ featured: String(e.target.checked) })}
-              />
-              只看精选
-            </label>
-          </div>
-        )}
-      </div>
-      <div
-        aria-live="polite"
-        className="flex items-center justify-between text-sm text-muted-foreground"
-      >
-        <span>
-          {total === undefined ? "正在读取记录…" : `共 ${total.toLocaleString()} 条记录`}
-          {view === "assets" && data
-            ? ` · 图片 ${data.pagination.totalImages.toLocaleString()} · 视频 ${data.pagination.totalVideos.toLocaleString()}`
-            : ""}
-        </span>
-        {busy && !loading && <span>正在更新…</span>}
-      </div>
-      <div className="flex items-center justify-between gap-3 text-sm text-muted-foreground">
-        <span>
-          第 {page} / {pages} 页 · 每页 40 条
-        </span>
-        <div className="flex gap-2">
-          <Button
-            variant="outline"
-            size="sm"
-            disabled={busy || page === 1}
-            onClick={() => setPage((p) => p - 1)}
-          >
-            上一页
-          </Button>
-          <Button
-            variant="outline"
-            size="sm"
-            disabled={busy || page >= pages}
-            onClick={() => setPage((p) => p + 1)}
-          >
-            下一页
-          </Button>
-        </div>
-      </div>
-      {failure ? (
-        <div role="alert" className="rounded-xl border border-destructive/30 p-6 text-sm">
-          <p>{failure.message}</p>
-          <Button
-            className="mt-3"
-            variant="outline"
-            onClick={() => (view === "assets" ? mutate() : tasks.mutate())}
-          >
-            重试加载
-          </Button>
-        </div>
-      ) : loading ? (
-        <div role="status" className="space-y-3 rounded-xl border p-6">
-          {[0, 1, 2, 3].map((x) => (
-            <div key={x} className="h-16 rounded-lg bg-muted motion-safe:animate-pulse" />
-          ))}
-          <span className="sr-only">正在加载记录</span>
-        </div>
-      ) : total === 0 ? (
-        <div className="rounded-xl border border-dashed p-12 text-center text-sm text-muted-foreground">
-          没有符合条件的记录，请调整筛选条件。
-        </div>
-      ) : (
-        <div className="overflow-x-auto rounded-xl border bg-background" aria-busy={busy}>
-          {view === "assets" ? (
-            <table className="w-full min-w-[720px] text-left text-sm">
-              <thead className="bg-muted/50 text-xs text-muted-foreground">
-                <tr>
-                  {["产物", "用户", "生成时间", "模型 / 尺寸", "精选", ""].map((v, i) => (
-                    <th key={i} className="px-4 py-3 font-medium">
-                      {v}
-                    </th>
-                  ))}
-                </tr>
-              </thead>
-              <tbody className="divide-y">
-                {data?.images.map((item) => (
-                  <tr key={item.id} className="hover:bg-muted/30">
-                    <td className="p-4">
-                      <div>
-                        <MediaThumbnail
-                          url={item.thumbnailUrl}
-                          video={item.recordType === "video"}
-                          onOpen={() => openDetails(item)}
-                        />
-                      </div>
-                    </td>
-                    <td className="px-4 py-3">
-                      <div className="font-medium">{item.userName || item.userEmail}</div>
-                      <div className="mt-1 text-xs text-muted-foreground">
-                        {item.userDepartment || "未设置部门"}
-                      </div>
-                    </td>
-                    <td className="whitespace-nowrap px-4 py-3 tabular-nums">
-                      {formatRecordTime(item.createdAt)}
-                    </td>
-                    <td className="max-w-64 px-4 py-3">
-                      <div className="truncate" title={item.modelId || ""}>
-                        {recordModelNames.get(item.modelId || "") || item.modelId || "未记录模型"}
-                      </div>
-                      <div className="mt-1 text-xs text-muted-foreground">
-                        {item.recordType === "video" ? "视频" : "图片"} ·{" "}
-                        {item.imageSize || "未知尺寸"}
-                      </div>
-                    </td>
-                    <td className="px-4 py-3">
-                      {item.isFeatured ? (
-                        <span className="inline-flex items-center gap-1 text-amber-700 dark:text-amber-300">
-                          <Star className="size-3" />
-                          {item.featuredCategory || "精选"}
-                        </span>
-                      ) : (
-                        "—"
-                      )}
-                    </td>
-                    <td className="px-4 py-3">
-                      <Button variant="ghost" size="sm" onClick={() => openDetails(item)}>
-                        详情
-                      </Button>
-                    </td>
-                  </tr>
-                ))}
-              </tbody>
-            </table>
-          ) : (
-            <table className="w-full min-w-[720px] text-left text-sm">
-              <thead className="bg-muted/50">
-                <tr>
-                  {["用户 / 时间", "状态", "模型", "耗时", "失败原因 / 任务编号"].map((x) => (
-                    <th key={x} className="px-4 py-3 font-medium">
-                      {x}
-                    </th>
-                  ))}
-                </tr>
-              </thead>
-              <tbody className="divide-y">
-                {tasks.data?.tasks.map((task) => (
-                  <tr key={task.id}>
-                    <td className="px-4 py-4">
-                      {task.userName}
-                      <div className="mt-1 text-xs text-muted-foreground">
-                        {formatRecordTime(task.createdAt)}
-                      </div>
-                    </td>
-                    <td className="px-4 py-4">
-                      {{ failed: "失败", running: "运行中", succeeded: "成功", pending: "排队中" }[
-                        task.status
-                      ] || task.status}
-                    </td>
-                    <td className="max-w-48 break-words px-4 py-4">{task.model || "自动选择"}</td>
-                    <td className="px-4 py-4 tabular-nums">
-                      {task.elapsedMs === null ? "—" : `${Math.round(task.elapsedMs / 1000)} 秒`}
-                    </td>
-                    <td className="max-w-xl break-words px-4 py-4">
-                      <p className={task.error ? "text-destructive" : "text-muted-foreground"}>
-                        {task.error || "—"}
-                      </p>
-                      <code className="mt-2 block text-xs text-muted-foreground">{task.id}</code>
-                    </td>
-                  </tr>
-                ))}
-              </tbody>
-            </table>
-          )}
-        </div>
-      )}
-      <div className="flex flex-wrap items-center justify-between gap-3">
-        <span className="text-sm text-muted-foreground">
-          每页 40 条 · 第 {page} / {pages} 页
-        </span>
-        <div className="flex items-center gap-2">
-          <Button variant="outline" disabled={busy || page === 1} onClick={() => setPage(1)}>
-            首页
-          </Button>
-          <Button
-            aria-label="上一页"
-            variant="outline"
-            disabled={busy || page === 1}
-            onClick={() => setPage((p) => p - 1)}
-          >
-            <ChevronLeft className="size-4" />
-          </Button>
-          <Button
-            aria-label="下一页"
-            variant="outline"
-            disabled={busy || page >= pages}
-            onClick={() => setPage((p) => p + 1)}
-          >
-            <ChevronRight className="size-4" />
-          </Button>
-          <Button variant="outline" disabled={busy || page >= pages} onClick={() => setPage(pages)}>
-            末页
-          </Button>
-        </div>
-      </div>
-      <Dialog
-        open={!!selected}
-        onOpenChange={(open) => {
-          if (!open) setSelected(null);
-        }}
-      >
-        <DialogContent className="max-h-[90vh] max-w-4xl overflow-y-auto bg-background">
-          <DialogHeader>
-            <DialogTitle>{selected?.recordType === "video" ? "视频详情" : "图片详情"}</DialogTitle>
-          </DialogHeader>
-          {selected && (
-            <div className="space-y-6">
-              <div className="flex min-h-40 justify-center rounded-xl bg-muted">
-                {selected.recordType === "video" ? (
-                  <video
-                    src={selected.videoUrl || selected.originalUrl}
-                    controls
-                    preload="none"
-                    className="max-h-[45vh] w-full"
-                  />
-                ) : originalFailed ? (
-                  <div role="alert" className="p-8 text-sm">
-                    原图无法加载，源文件可能已过期或存储不可达。
-                    <Button
-                      className="ml-3"
-                      variant="outline"
-                      onClick={() => setOriginalFailed(false)}
-                    >
-                      重试
-                    </Button>
-                  </div>
-                ) : (
-                  <img
-                    src={selected.originalUrl}
-                    alt="生成原图"
-                    className="max-h-[45vh] object-contain"
-                    onError={() => setOriginalFailed(true)}
-                  />
-                )}
-              </div>
-              <dl className="grid gap-4 text-sm sm:grid-cols-2">
-                {[
-                  ["用户", selected.userName || selected.userEmail],
-                  ["部门", selected.userDepartment],
-                  ["生成时间", formatRecordTime(selected.createdAt)],
-                  ["尺寸", selected.imageSize],
-                  ["模型", recordModelNames.get(selected.modelId || "") || selected.modelId],
-                  ["精选时间", selected.featuredAt ? formatRecordTime(selected.featuredAt) : "—"],
-                ].map(([k, v]) => (
-                  <div key={k}>
-                    <dt className="text-xs text-muted-foreground">{k}</dt>
-                    <dd className="mt-1 break-words">{v || "未记录"}</dd>
-                  </div>
-                ))}
-              </dl>
-              <div>
-                <h3 className="text-sm font-medium">提示词</h3>
-                <p className="mt-2 whitespace-pre-wrap break-words text-sm text-muted-foreground">
-                  {selected.prompt || "未记录提示词"}
-                </p>
-              </div>
-              <div className="flex flex-wrap gap-3">
-                <Button variant="outline" asChild>
-                  <a href={selected.originalUrl} target="_blank" rel="noreferrer">
-                    <ExternalLink className="mr-2 size-4" />
-                    打开原文件
-                  </a>
-                </Button>
-                {selected.recordType === "image" && (
-                  <Button variant="outline" asChild>
-                    <a
-                      href={buildImageProxyUrl(selected.originalUrl, { delivery: "original" })}
-                      download
-                    >
-                      <Download className="mr-2 size-4" />
-                      下载原图
-                    </a>
-                  </Button>
-                )}
-              </div>
-              {selected.recordType === "image" && (
-                <div className="flex flex-wrap items-center gap-3 rounded-xl border p-4">
-                  <select
-                    aria-label="精选分类"
-                    className={selectClass}
-                    value={selected.featuredCategory || ""}
-                    onChange={(e) =>
-                      setSelected({ ...selected, featuredCategory: e.target.value || null })
-                    }
-                  >
-                    <option value="">未分类</option>
-                    {[...new Set([...categories, selected.featuredCategory].filter(Boolean))].map(
-                      (c) => (
-                        <option key={c} value={c!}>
-                          {c}
-                        </option>
-                      ),
-                    )}
-                  </select>
-                  <Button
-                    variant="outline"
-                    disabled={saving}
-                    onClick={() => save({ featuredCategory: selected.featuredCategory })}
-                  >
-                    保存分类
-                  </Button>
-                  <Button
-                    disabled={saving}
-                    onClick={() => save({ isFeatured: !selected.isFeatured })}
-                  >
-                    <Star className="mr-2 size-4" />
-                    {selected.isFeatured ? "取消精选" : "设为精选"}
-                  </Button>
-                </div>
-              )}
-            </div>
-          )}
-        </DialogContent>
-      </Dialog>
-    </AdminSurface>
-  );
-}

components/admin/media-thumbnail.tsx

@@ -1,150 +0,0 @@
-"use client";
-
-import { useEffect, useRef, useState } from "react";
-import { ImageOff, Video, RotateCw } from "lucide-react";
-import { buildImageProxyUrl } from "@/lib/image-delivery";
-import { isRetiredStorageUrl } from "@/lib/storage/retired-storage";
-
-import { queuePreview } from "@/lib/admin/preview-queue";
-
-export function MediaThumbnail({
-  url,
-  video = false,
-  onOpen,
-}: {
-  url: string;
-  video?: boolean;
-  onOpen?: () => void;
-}) {
-  const container = useRef<HTMLDivElement>(null);
-  const [state, setState] = useState<"waiting" | "loading" | "ready" | "error">("waiting");
-  const [attempt, setAttempt] = useState(0);
-  const [source, setSource] = useState("");
-  const [failure, setFailure] = useState("");
-  const retired = isRetiredStorageUrl(url);
-  useEffect(() => {
-    setState("waiting");
-    setSource("");
-    setFailure("");
-    if (video || retired || !url || !container.current) return;
-    let dispose: (() => void) | undefined;
-    let abort = () => {};
-    let objectUrl = "";
-    let alive = true;
-    const observer = new IntersectionObserver(
-      ([entry]) => {
-        if (!entry.isIntersecting || dispose) return;
-        observer.disconnect();
-        dispose = queuePreview((release) => {
-          const controller = new AbortController();
-          const timeout = setTimeout(() => controller.abort(), 48000);
-          setState("loading");
-          // Fetch is abortable, so leaving a page also stops in-flight previews.
-          const parsed = new URL(url, window.location.origin);
-          const target =
-            parsed.hostname === "scqnycdn.jiansun.vip" && !parsed.search
-              ? `${url}?imageView2/2/w/192/q/72/format/webp`
-              : buildImageProxyUrl(url, {
-                  width: 192,
-                  quality: 72,
-                  format: "webp",
-                  delivery: "proxy",
-                });
-          fetch(target, { signal: controller.signal })
-            .then(async (response) => {
-              if (!response.ok) {
-                const detail = await response.json().catch(() => null);
-                throw new Error(`${detail?.error || "预览请求失败"}（HTTP ${response.status}）`);
-              }
-              const blob = await response.blob();
-              if (!blob.type.startsWith("image/")) throw new Error("Not an image");
-              if (alive) {
-                objectUrl = URL.createObjectURL(blob);
-                setSource(objectUrl);
-                setState("ready");
-              }
-            })
-            .catch((error) => {
-              if (alive) {
-                setFailure(
-                  error.name === "AbortError" ? "预览加载超时" : error.message || "预览加载失败",
-                );
-                setState("error");
-              }
-            })
-            .finally(() => {
-              clearTimeout(timeout);
-              release();
-            });
-          abort = () => {
-            controller.abort();
-            clearTimeout(timeout);
-          };
-        });
-      },
-      { rootMargin: "80px" },
-    );
-    observer.observe(container.current);
-    return () => {
-      alive = false;
-      observer.disconnect();
-      abort();
-      dispose?.();
-      if (objectUrl) URL.revokeObjectURL(objectUrl);
-    };
-  }, [url, video, retired, attempt]);
-  return (
-    <div
-      ref={container}
-      className="relative flex h-16 w-20 shrink-0 items-center justify-center overflow-hidden rounded-lg bg-muted"
-      data-preview-state={state}
-    >
-      {video ? (
-        <button
-          type="button"
-          aria-label="查看视频详情"
-          className="flex h-full w-full items-center justify-center"
-          onClick={onOpen}
-        >
-          <Video className="size-5 text-muted-foreground" aria-label="视频，点击查看后播放" />
-        </button>
-      ) : retired ? (
-        <span className="text-center text-xs text-muted-foreground">
-          旧存储
-          <br />
-          已停用
-        </span>
-      ) : source && state === "ready" ? (
-        <button type="button" aria-label="查看图片详情" className="h-full w-full" onClick={onOpen}>
-          <img
-            src={source}
-            alt="生成结果预览"
-            className="h-full w-full object-contain"
-            onError={() => {
-              setFailure("图片内容无法解码");
-              setState("error");
-            }}
-          />
-        </button>
-      ) : state === "error" ? (
-        <button
-          type="button"
-          className="flex h-full w-full flex-col items-center justify-center gap-1 text-xs text-muted-foreground hover:text-foreground"
-          title={`${failure}，点击重试`}
-          onClick={(e) => {
-            e.stopPropagation();
-            setAttempt((x) => x + 1);
-          }}
-        >
-          <ImageOff className="size-4" />
-          加载失败
-        </button>
-      ) : (
-        <RotateCw
-          className={`size-4 text-muted-foreground ${state === "loading" ? "motion-safe:animate-spin" : ""}`}
-          aria-label={state === "loading" ? "正在加载预览" : "等待进入可见区域"}
-        />
-      )}
-    </div>
-  );
-}

components/admin/model-health-panel.tsx

@@ -1,191 +0,0 @@
-"use client";
-import { useState } from "react";
-import useSWR from "swr";
-import { Button } from "@/components/ui/button";
-import { Input } from "@/components/ui/input";
-import { adminFetcher } from "./media-records-panel";
-import { formatRecordTime } from "@/lib/admin/record-time";
-type Event = {
-  id: string;
-  modelDisplayName: string;
-  modelRuntimeId: string;
-  providerName: string;
-  eventType: string;
-  createdAt: string;
-  errorMessage: string;
-  elapsedMs: number | null;
-  consecutiveFailures: number;
-  autoDisabled: boolean;
-};
-export function ModelHealthPanel({
-  providers,
-  models,
-  initialModelId = "",
-}: {
-  initialModelId?: string;
-  providers: Array<{ id: string; name: string }>;
-  models: Array<{ id: string; displayName: string; providerId: string }>;
-}) {
-  const [filters, setFilters] = useState({
-    providerId: "",
-    modelId: initialModelId,
-    eventType: "",
-    startDate: "",
-    endDate: "",
-  });
-  const [page, setPage] = useState(1);
-  const query = new URLSearchParams({ ...filters, page: String(page), limit: "20" });
-  const { data, error, isLoading, isValidating, mutate } = useSWR<{
-    events: Event[];
-    hasMore: boolean;
-  }>(`/api/admin/ai-model-health?${query}`, adminFetcher, {
-    keepPreviousData: true,
-    revalidateOnFocus: false,
-  });
-  const update = (change: Partial<typeof filters>) => {
-    setFilters((f) => ({ ...f, ...change }));
-    setPage(1);
-  };
-  return (
-    <div className="space-y-4">
-      <div>
-        <h3 className="text-lg font-semibold">运行健康</h3>
-        <p className="mt-2 text-sm text-muted-foreground">
-          按上游和模型追踪故障，查看完整原因与发生时间。
-        </p>
-      </div>
-      <div className="flex flex-wrap gap-3">
-        {[
-          ["providerId", "全部上游", providers.map((p) => [p.id, p.name])],
-          [
-            "modelId",
-            "全部模型",
-            models
-              .filter((m) => !filters.providerId || m.providerId === filters.providerId)
-              .map((m) => [m.id, m.displayName]),
-          ],
-          [
-            "eventType",
-            "全部错误",
-            [
-              ["quota", "额度 / 余额"],
-              ["timeout", "超时"],
-              ["unavailable", "不可用"],
-              ["invalid_model", "模型不可用"],
-              ["download_error", "结果下载失败"],
-              ["error", "其他错误"],
-              ["success", "成功"],
-            ],
-          ],
-        ].map(([key, label, options]) => (
-          <select
-            key={key as string}
-            aria-label={label as string}
-            className="h-10 max-w-64 rounded-md border bg-background px-3 text-sm"
-            value={filters[key as keyof typeof filters]}
-            onChange={(e) =>
-              update({
-                [key as string]: e.target.value,
-                ...(key === "providerId" ? { modelId: "" } : {}),
-              })
-            }
-          >
-            <option value="">{label as string}</option>
-            {(options as string[][]).map(([value, text]) => (
-              <option key={value} value={value}>
-                {text}
-              </option>
-            ))}
-          </select>
-        ))}
-        <Input
-          aria-label="故障开始日期"
-          className="h-10 w-40"
-          type="date"
-          value={filters.startDate}
-          onChange={(e) => update({ startDate: e.target.value })}
-        />
-        <Input
-          aria-label="故障结束日期"
-          className="h-10 w-40"
-          type="date"
-          value={filters.endDate}
-          onChange={(e) => update({ endDate: e.target.value })}
-        />
-        <Button variant="outline" disabled={isValidating} onClick={() => mutate()}>
-          刷新日志
-        </Button>
-      </div>
-      {error ? (
-        <p role="alert" className="p-6 text-sm text-destructive">
-          日志加载失败，请点击刷新重试。
-        </p>
-      ) : isLoading ? (
-        <p role="status" className="p-6 text-sm">
-          正在加载故障日志…
-        </p>
-      ) : (
-        <div className="divide-y rounded-xl border">
-          {data?.events.map((event) => (
-            <div key={event.id} className="p-4">
-              <div className="flex flex-wrap items-center gap-3 text-sm">
-                <strong className="font-semibold">
-                  {event.modelDisplayName || event.modelRuntimeId || "已删除模型"}
-                </strong>
-                <span className="text-muted-foreground">{event.providerName || "未知上游"}</span>
-                <span className="rounded bg-muted px-2 py-1 text-xs">
-                  {{
-                    quota: "额度 / 余额",
-                    timeout: "超时",
-                    unavailable: "不可用",
-                    error: "服务错误",
-                    invalid_model: "模型不可用",
-                    download_error: "结果下载失败",
-                    success: "成功",
-                  }[event.eventType] || event.eventType}
-                </span>
-                <time className="ml-auto text-xs tabular-nums text-muted-foreground">
-                  {formatRecordTime(event.createdAt)}
-                </time>
-              </div>
-              <p className="mt-3 whitespace-pre-wrap break-words text-sm">
-                {event.errorMessage || "未记录详细原因"}
-              </p>
-              <div className="mt-2 flex gap-4 text-xs text-muted-foreground">
-                <span>连续失败 {event.consecutiveFailures} 次</span>
-                {event.elapsedMs !== null && (
-                  <span>耗时 {Math.round(event.elapsedMs / 1000)} 秒</span>
-                )}
-                {event.autoDisabled && <span>已自动停用</span>}
-              </div>
-            </div>
-          ))}
-          {!data?.events.length && (
-            <p className="p-12 text-center text-sm text-muted-foreground">该范围内没有故障记录。</p>
-          )}
-        </div>
-      )}
-      <div className="flex items-center justify-between">
-        <span className="text-sm text-muted-foreground">
-          第 {page} 页{isValidating && " · 正在更新…"}
-        </span>
-        <div className="flex gap-2">
-          <Button
-            variant="outline"
-            disabled={page === 1 || isValidating}
-            onClick={() => setPage((p) => p - 1)}
-          >
-            上一页
-          </Button>
-          <Button
-            variant="outline"
-            disabled={!data?.hasMore || isValidating}
-            onClick={() => setPage((p) => p + 1)}
-          >
-            下一页
-          </Button>
-        </div>
-      </div>
-    </div>
-  );
-}

components/admin/model-management-list.tsx

@@ -1,326 +0,0 @@
-"use client";
-import { useMemo, useState } from "react";
-import { Search, RefreshCw, ChevronLeft, ChevronRight } from "lucide-react";
-import { Button } from "@/components/ui/button";
-import { Input } from "@/components/ui/input";
-import type { AiModel } from "@/lib/db/schema";
-import {
-  is3DModelDescriptor,
-  isVideoModelDescriptor,
-  isImageGenerationModelDescriptor,
-} from "@/lib/ai/model-classification";
-
-type Model = AiModel & { isAgentModel?: boolean; isMultimodal?: boolean };
-type Provider = { id: string; name: string; type: string; isEnabled: boolean };
-const selectClass = "h-10 rounded-md border bg-background px-3 text-sm";
-export function ModelManagementList({
-  models,
-  providers,
-  error,
-  loading,
-  onEdit,
-  onDelete,
-  onRestore,
-  onRefresh,
-  onHealth,
-}: {
-  models: Model[];
-  providers: Provider[];
-  error?: Error;
-  loading: boolean;
-  onEdit: (model: Model) => Promise<void>;
-  onDelete: (id: string) => void;
-  onRestore: (model: Model) => void;
-  onRefresh: () => void;
-  onHealth?: (id: string) => void;
-}) {
-  const [search, setSearch] = useState("");
-  const [provider, setProvider] = useState("");
-  const [status, setStatus] = useState("enabled");
-  const [kind, setKind] = useState("");
-  const [page, setPage] = useState(1);
-  const [opening, setOpening] = useState<string | null>(null);
-  const rows = useMemo(
-    () =>
-      models
-        .map((model) => {
-          const upstream = providers.find((p) => p.id === model.providerId);
-          const descriptor = { ...model, providerType: upstream?.type };
-          const type = is3DModelDescriptor(descriptor)
-            ? "3d"
-            : isVideoModelDescriptor(descriptor)
-              ? "video"
-              : isImageGenerationModelDescriptor(descriptor)
-                ? "image"
-                : "chat";
-          return { model, upstream, type };
-        })
-        .filter(({ model, upstream, type }) => {
-          const text =
-            `${model.displayName} ${model.modelId} ${upstream?.name || ""}`.toLowerCase();
-          return (
-            text.includes(search.trim().toLowerCase()) &&
-            (!provider || model.providerId === provider) &&
-            (!kind || kind === type) &&
-            (status === "all" ||
-              (status === "enabled" && model.isEnabled) ||
-              (status === "disabled" && !model.isEnabled) ||
-              (status === "unhealthy" && model.healthStatus !== "healthy") ||
-              (status === "visible" && !model.isHidden))
-          );
-        }),
-    [models, providers, search, provider, status, kind],
-  );
-  const pages = Math.max(1, Math.ceil(rows.length / 25));
-  const currentPage = Math.min(page, pages);
-  const change = (fn: () => void) => {
-    fn();
-    setPage(1);
-  };
-  return (
-    <div className="space-y-4">
-      <div className="flex flex-wrap gap-3">
-        <div className="relative min-w-56 flex-1">
-          <Search className="absolute left-3 top-3 size-4 text-muted-foreground" />
-          <Input
-            className="h-10 pl-9"
-            aria-label="搜索模型"
-            placeholder="搜索模型名称、ID 或上游"
-            value={search}
-            onChange={(e) => change(() => setSearch(e.target.value))}
-          />
-        </div>
-        <select
-          aria-label="模型上游"
-          className={selectClass}
-          value={provider}
-          onChange={(e) => change(() => setProvider(e.target.value))}
-        >
-          <option value="">全部上游</option>
-          {providers.map((p) => (
-            <option key={p.id} value={p.id}>
-              {p.name}
-            </option>
-          ))}
-        </select>
-        <select
-          aria-label="模型类型"
-          className={selectClass}
-          value={kind}
-          onChange={(e) => change(() => setKind(e.target.value))}
-        >
-          <option value="">全部类型</option>
-          <option value="image">生图</option>
-          <option value="video">视频</option>
-          <option value="chat">对话</option>
-          <option value="3d">3D / CAD</option>
-        </select>
-        <select
-          aria-label="模型状态"
-          className={selectClass}
-          value={status}
-          onChange={(e) => change(() => setStatus(e.target.value))}
-        >
-          <option value="enabled">已启用</option>
-          <option value="all">全部模型</option>
-          <option value="disabled">已停用</option>
-          <option value="unhealthy">运行异常</option>
-          <option value="visible">前台可见</option>
-        </select>
-        <Button variant="outline" onClick={onRefresh} aria-label="刷新模型">
-          <RefreshCw className="size-4" />
-        </Button>
-      </div>
-      <p className="text-sm text-muted-foreground">
-        {loading
-          ? "正在加载模型…"
-          : `筛选结果 ${rows.length} 个 · 已启用 ${models.filter((m) => m.isEnabled).length} 个 · 全部 ${models.length} 个`}
-      </p>
-      <div className="flex items-center justify-end gap-2 text-sm text-muted-foreground">
-        <span>
-          第 {currentPage} / {pages} 页
-        </span>
-        <Button
-          variant="outline"
-          size="sm"
-          disabled={currentPage === 1}
-          onClick={() => setPage(currentPage - 1)}
-        >
-          上一页
-        </Button>
-        <Button
-          variant="outline"
-          size="sm"
-          disabled={currentPage === pages}
-          onClick={() => setPage(currentPage + 1)}
-        >
-          下一页
-        </Button>
-      </div>
-      {error ? (
-        <div role="alert" className="rounded-xl border p-6 text-sm">
-          模型加载失败。
-          <Button variant="outline" onClick={onRefresh}>
-            重试
-          </Button>
-        </div>
-      ) : loading ? (
-        <div role="status" className="h-48 rounded-xl bg-muted motion-safe:animate-pulse" />
-      ) : (
-        <div className="overflow-x-auto rounded-xl border">
-          <table className="w-full min-w-[850px] text-left text-sm">
-            <thead className="bg-muted/50 text-xs text-muted-foreground">
-              <tr>
-                {["模型", "上游 / 类型", "启用", "前台展示", "运行健康", "操作"].map((x) => (
-                  <th key={x} className="px-4 py-3 font-medium">
-                    {x}
-                  </th>
-                ))}
-              </tr>
-            </thead>
-            <tbody className="divide-y">
-              {rows
-                .slice((currentPage - 1) * 25, currentPage * 25)
-                .map(({ model, upstream, type }) => (
-                  <tr key={model.id} className="hover:bg-muted/30">
-                    <td className="max-w-64 px-4 py-4">
-                      <div className="font-medium">{model.displayName}</div>
-                      <div
-                        className="mt-1 truncate text-xs text-muted-foreground"
-                        title={model.modelId}
-                      >
-                        {model.modelId}
-                      </div>
-                      <div className="mt-2 flex flex-wrap gap-2 text-xs text-muted-foreground">
-                        {model.isDefault && <span>默认模型</span>}
-                        {model.isDefaultTextEditModel && <span>文字编辑默认</span>}
-                        {model.isAgentModel && <span>Agent</span>}
-                        {model.isMultimodal && <span>多模态</span>}
-                        {model.isSubModel && <span>子模型</span>}
-                      </div>
-                    </td>
-                    <td className="px-4 py-4">
-                      {upstream?.name || "未知上游"}
-                      <div className="mt-1 text-xs text-muted-foreground">
-                        {{ image: "生图", video: "视频", chat: "对话", "3d": "3D / CAD" }[type]}
-                        {upstream && !upstream.isEnabled ? " · 上游已停用" : ""}
-                      </div>
-                    </td>
-                    <td className="whitespace-nowrap px-4 py-4">
-                      <span
-                        className={`rounded-md px-2 py-1 text-xs ${model.isEnabled ? "bg-emerald-100 text-emerald-800 dark:bg-emerald-950 dark:text-emerald-200" : "bg-muted text-muted-foreground"}`}
-                      >
-                        {model.isEnabled ? "已启用" : "已停用"}
-                      </span>
-                    </td>
-                    <td className="px-4 py-4">
-                      {model.isHidden || model.isSubModel ? "隐藏" : "可见"}
-                    </td>
-                    <td className="max-w-72 px-4 py-4">
-                      <span
-                        className={
-                          model.healthStatus !== "healthy"
-                            ? "text-amber-700 dark:text-amber-300"
-                            : "text-muted-foreground"
-                        }
-                      >
-                        {model.healthStatus === "auto_disabled"
-                          ? "自动停用"
-                          : model.healthStatus === "degraded"
-                            ? "观察中"
-                            : "正常"}
-                      </span>
-                      {model.healthConsecutiveFailures > 0 && (
-                        <span className="ml-2 text-xs text-muted-foreground">
-                          连续失败 {model.healthConsecutiveFailures} 次
-                        </span>
-                      )}
-                      {model.healthLastError && (
-                        <details className="mt-2 text-xs">
-                          <summary className="cursor-pointer text-muted-foreground">
-                            查看最近原因
-                          </summary>
-                          <p className="mt-2 whitespace-pre-wrap break-words">
-                            {model.healthLastError}
-                          </p>
-                        </details>
-                      )}
-                      <button
-                        type="button"
-                        className="mt-2 block text-xs underline underline-offset-4"
-                        onClick={() => onHealth?.(model.id)}
-                      >
-                        故障记录
-                      </button>
-                      <div className="mt-2 text-xs text-muted-foreground">
-                        {model.excludeFromHealthBan && "不自动封禁 "}
-                        {model.excludeFromFailover && "不参与迁移"}
-                      </div>
-                    </td>
-                    <td className="px-4 py-4">
-                      <div className="flex gap-1">
-                        <Button
-                          variant="outline"
-                          size="sm"
-                          disabled={opening !== null}
-                          onClick={async () => {
-                            setOpening(model.id);
-                            try {
-                              await onEdit(model);
-                            } finally {
-                              setOpening(null);
-                            }
-                          }}
-                        >
-                          {opening === model.id ? "加载中…" : "编辑"}
-                        </Button>
-                        {model.healthStatus === "auto_disabled" && (
-                          <Button variant="outline" size="sm" onClick={() => onRestore(model)}>
-                            恢复
-                          </Button>
-                        )}
-                        <Button
-                          variant="ghost"
-                          size="sm"
-                          className="text-destructive"
-                          onClick={() => onDelete(model.id)}
-                        >
-                          删除
-                        </Button>
-                      </div>
-                    </td>
-                  </tr>
-                ))}
-            </tbody>
-          </table>
-          {rows.length === 0 && (
-            <p className="p-12 text-center text-sm text-muted-foreground">没有符合条件的模型。</p>
-          )}
-        </div>
-      )}
-      <div className="flex items-center justify-between text-sm text-muted-foreground">
-        <span>
-          每页 25 个 · 第 {currentPage} / {pages} 页
-        </span>
-        <div className="flex gap-2">
-          <Button
-            aria-label="上一页模型"
-            variant="outline"
-            disabled={currentPage === 1}
-            onClick={() => setPage(currentPage - 1)}
-          >
-            <ChevronLeft className="size-4" />
-          </Button>
-          <Button
-            aria-label="下一页模型"
-            variant="outline"
-            disabled={currentPage === pages}
-            onClick={() => setPage(currentPage + 1)}
-          >
-            <ChevronRight className="size-4" />
-          </Button>
-        </div>
-      </div>
-    </div>
-  );
-}

components/agents/AgentGenerationWorkspace.tsx

@@ -1,5 +1,4 @@
 "use client";
-import { downloadOriginalImage, getCanvasImageDownloadErrorMessage } from "@/lib/client/canvas-image-download";
 
 import { useChat } from "@ai-sdk/react";
 import { DefaultChatTransport } from "ai";
@@ -576,11 +575,31 @@ export function AgentGenerationWorkspace({
       toast.error("图片地址无效");
       return;
     }
+
+    const filename = buildDownloadFilename(raw);
     try {
-      await downloadOriginalImage({ url: raw, name: buildDownloadFilename(raw) });
-      toast.success("原图已开始下载");
-    } catch (error) {
-      toast.error(getCanvasImageDownloadErrorMessage(error));
+      const response = await fetch(raw);
+      if (!response.ok) {
+        throw new Error(`download failed: ${response.status}`);
+      }
+      const blob = await response.blob();
+      const blobUrl = window.URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.href = blobUrl;
+      link.download = filename;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.URL.revokeObjectURL(blobUrl);
+    } catch {
+      const link = document.createElement("a");
+      link.href = raw;
+      link.target = "_blank";
+      link.rel = "noopener noreferrer";
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      toast.message("已打开原图，可右键另存为");
     }
   }, []);
 

components/agents/AgentGenerationWorkspaceDarkV2.tsx

@@ -1,11 +1,7 @@
 "use client";
-import { downloadOriginalImage, getCanvasImageDownloadErrorMessage } from "@/lib/client/canvas-image-download";
 
 import { useChat } from "@ai-sdk/react";
-import { BEFORE_PAGE_REFRESH, type PageRefreshRequest } from "@/lib/client/page-refresh";
 import { appendGenerationMessage, mergeGenerationHistory, parseAppendedGenerationMessage, recoverReplacementRun } from "@/lib/agents/replacement-run-recovery";
-import { getSceneRunResult } from "@/lib/agents/scene-run-recovery";
-import type { DetailReplacementBatchCard } from "@/lib/agents/detail-replacement-batch";
 import { DefaultChatTransport } from "ai";
 import {
   Fragment,
@@ -159,7 +155,6 @@ import type {
 } from "@/types/agent";
 import {
   createEmptyAgentModeWorkspaceState,
-  MAX_DETAIL_REPLACEMENT_REFERENCES,
 } from "@/lib/agents/mode-workspace-state";
 import {
   createEmptyAgentGenerationProjectWorkspaceState,
@@ -177,7 +172,6 @@ export interface AgentGenerationWorkspaceDarkV2Props {
   workflowFeatureSettings?: AgentWorkflowPageFeatureSettings | null;
   workflowPromptOptimizationEnabled?: boolean;
   getLatestWorkflowContext?: () => AgentWorkflowComposerContext | null;
-  getWorkflowPromptStatus?: () => "ready" | "loading" | "error";
   onBack?: () => void;
   brandStorePanel?: ReactNode;
   materialSelectionPanel?: ReactNode;
@@ -214,7 +208,6 @@ export interface AgentGenerationWorkspaceDarkV2Props {
 interface AgentWorkflowModelOption {
   id: string;
   displayName: string;
-  providerName?: string;
   providerType: string;
   supportsImageGen?: boolean;
   isMultimodal?: boolean;
@@ -2571,23 +2564,10 @@ interface LocalGenerationPendingState {
   expectedCount: number;
   userTurnCountAtStart: number;
   requestMessageId?: string | null;
-  backendTaskId?: string | null;
   timestamp: number;
   requestedCardIds?: string[] | null;
 }
 
-type DetailReplacementBatchTaskView = {
-  id: string;
-  status: "pending" | "running" | "succeeded" | "failed";
-  error: string | null;
-  attempts: number;
-  cards: DetailReplacementBatchCard[];
-  currentCardId: string | null;
-  requestedCardIds: string[];
-  createdAt: string;
-  queueStatus?: { queuePosition?: number } | null;
-};
-
 const AGENT_PENDING_GENERATION_STORAGE_KEY = "ai-chatbot-agent-pending-generations";
 const AGENT_PENDING_GENERATION_EXPIRY_MS = 30 * 60 * 1000;
 const AGENT_SCENE_PENDING_FAILURE_GRACE_MS = 3 * 60 * 1000;
@@ -2639,15 +2619,12 @@ function getStoredAgentPendingGenerations(): LocalGenerationPendingState[] {
         expectedCount: Number(record.expectedCount),
         userTurnCountAtStart: Number(record.userTurnCountAtStart),
         requestMessageId: typeof record.requestMessageId === "string" ? record.requestMessageId : null,
-        backendTaskId: typeof record.backendTaskId === "string" ? record.backendTaskId : null,
         timestamp: Number(record.timestamp),
         requestedCardIds: Array.isArray(record.requestedCardIds)
           ? record.requestedCardIds
               .map((entry) => String(entry || "").trim())
               .filter(Boolean)
-              .slice(0, record.modeType === "detail_replacement"
-                ? MAX_DETAIL_REPLACEMENT_REFERENCES
-                : MAX_AGENT_MODE_REFERENCE_COUNT)
+              .slice(0, MAX_AGENT_MODE_REFERENCE_COUNT)
           : null,
       } satisfies LocalGenerationPendingState;
     });
@@ -2674,6 +2651,16 @@ function saveStoredAgentPendingGenerations(items: LocalGenerationPendingState[])
   }
 }
 
+const DETAIL_RESULT_PROCESSING_STAGES = [
+  "解码图像",
+  "定位选区",
+  "分离主体",
+  "重绘背景",
+  "融合边缘",
+  "检查细节",
+  "输出结果",
+];
+
 function DetailResultProcessingScanOverlay({
   imageUrl,
   label,
@@ -2681,6 +2668,29 @@ function DetailResultProcessingScanOverlay({
   imageUrl?: string;
   label: string;
 }) {
+  const [progress, setProgress] = useState(6);
+
+  useEffect(() => {
+    const startedAt = Date.now();
+    const durationMs = 240_000;
+    const timer = window.setInterval(() => {
+      const elapsed = Date.now() - startedAt;
+      const linear = Math.min(1, elapsed / durationMs);
+      const eased = 1 - Math.pow(1 - linear, 1.8);
+      const drift = Math.sin(elapsed / 3200) * 1.2;
+      const next = Math.max(6, Math.min(96, Math.round(eased * 96 + drift)));
+      setProgress((current) => Math.max(current, next));
+    }, 720);
+
+    return () => window.clearInterval(timer);
+  }, [imageUrl, label]);
+
+  const stageIndex = Math.min(
+    DETAIL_RESULT_PROCESSING_STAGES.length - 1,
+    Math.floor((progress / 100) * DETAIL_RESULT_PROCESSING_STAGES.length)
+  );
+  const stageName = DETAIL_RESULT_PROCESSING_STAGES[stageIndex] || "处理中";
+
   return (
     <div className="absolute inset-0 z-30 overflow-hidden rounded-[inherit] bg-[#07090f]">
       <style>{`
@@ -2794,6 +2804,26 @@ function DetailResultProcessingScanOverlay({
           style={{ animation: "detailResultScanPulseRing 1.8s ease-out infinite" }}
         />
         <span>{label}</span>
+        <span className="min-w-[34px] text-right tabular-nums text-slate-300">{progress}%</span>
+      </div>
+      <div
+        className="absolute bottom-3 left-3 z-[70] isolate inline-flex items-center gap-2 rounded-full border border-white/14 bg-[#080b12]/95 px-2.5 py-1.5 text-[11px] font-semibold leading-none text-slate-100 shadow-[0_12px_28px_rgba(0,0,0,0.32)]"
+        style={{
+          WebkitFontSmoothing: "antialiased",
+          textShadow: "0 1px 1px rgba(0,0,0,0.72)",
+        }}
+      >
+        <span className="tabular-nums text-sky-300">{String(stageIndex + 1).padStart(2, "0")}</span>
+        <span>{stageName}</span>
+      </div>
+      <div className="absolute inset-x-0 bottom-0 z-[60] h-0.5 bg-white/5">
+        <div
+          className="h-full rounded-r-full shadow-[0_0_8px_rgba(125,211,252,0.6)] transition-[width] duration-300 ease-linear"
+          style={{
+            background: "linear-gradient(90deg, #7dd3fc, #a78bfa)",
+            width: `${progress}%`,
+          }}
+        />
       </div>
     </div>
   );
@@ -3090,7 +3120,6 @@ export function AgentGenerationWorkspaceDarkV2({
   workflowFeatureSettings = null,
   workflowPromptOptimizationEnabled = true,
   getLatestWorkflowContext,
-  getWorkflowPromptStatus,
   onBack,
   brandStorePanel,
   materialSelectionPanel,
@@ -3137,8 +3166,6 @@ export function AgentGenerationWorkspaceDarkV2({
   const lastSyncedDetailModelSlotKeyRef = useRef<string | null>(null);
   const detailGenerationCancelRef = useRef(false);
   const workspaceStateSignatureRef = useRef<string>("");
-  const detailBatchSubmittingRef = useRef(false);
-  const reportedDetailBatchFailureRef = useRef<string | null>(null);
   const generationRequestSnapshotRef = useRef<{
     hiddenPrompt: string | null;
     replacementExecutionCardIds: string[] | null;
@@ -3388,13 +3415,12 @@ export function AgentGenerationWorkspaceDarkV2({
     }
   );
 
-  const { data: modelsData, error: modelsError, mutate: refreshModels } = useSWR<{
+  const { data: modelsData } = useSWR<{
     models: AgentWorkflowModelOption[];
     defaultModelId?: string | null;
     agentWorkflowConfiguredDefaultModelId?: string | null;
     agentWorkflowDefaultModelId?: string | null;
     agentWorkflowConfiguredModels?: AgentWorkflowModelOption[];
-    detailReplacementModel?: AgentWorkflowModelOption | null;
     agentModel?: any;
   }>("/api/models", fetcher);
 
@@ -3440,6 +3466,17 @@ export function AgentGenerationWorkspaceDarkV2({
   const activeBusinessModeDefaultModelId = !requiresPresetSelection
     ? String(activeBusinessMode?.defaultModelId || "").trim() || null
     : null;
+  const lockedWorkflowModelId =
+    activeBusinessModeDefaultModelId ||
+    selectedAgentPreset?.defaultModelId ||
+    modelsData?.agentWorkflowConfiguredDefaultModelId ||
+    modelsData?.agentWorkflowDefaultModelId ||
+    null;
+  const isWorkflowModelLocked = Boolean(lockedWorkflowModelId);
+  const effectiveDefaultModelId =
+    lockedWorkflowModelId ||
+    modelsData?.defaultModelId ||
+    null;
   const presetDrivenResultModeType: AgentGenerationResultModeType =
     selectedAgentPreset?.type === "image" && presetModeConfig.modeType === "detail_replacement"
       ? detailReplacementMethod === "ai_detail_generate"
@@ -3455,19 +3492,6 @@ export function AgentGenerationWorkspaceDarkV2({
   const currentResultModeType: AgentGenerationResultModeType = requiresPresetSelection
     ? presetDrivenResultModeType
     : businessModeResultModeType;
-  const detailReplacementModel = currentResultModeType === "detail_replacement"
-    ? modelsData?.detailReplacementModel
-    : null;
-  const isDetailReplacementModelLoading = currentResultModeType === "detail_replacement" && !modelsData;
-  const lockedWorkflowModelId =
-    detailReplacementModel?.id ||
-    activeBusinessModeDefaultModelId ||
-    selectedAgentPreset?.defaultModelId ||
-    modelsData?.agentWorkflowConfiguredDefaultModelId ||
-    modelsData?.agentWorkflowDefaultModelId ||
-    null;
-  const isWorkflowModelLocked = Boolean(lockedWorkflowModelId);
-  const effectiveDefaultModelId = lockedWorkflowModelId || modelsData?.defaultModelId || null;
   const isSceneGenerationPreset = currentResultModeType === "scene_generation";
   const isDetailReplacementPreset =
     currentResultModeType === "detail_replacement" ||
@@ -3476,75 +3500,6 @@ export function AgentGenerationWorkspaceDarkV2({
   const isDetailAiGenerationMethod = currentResultModeType === "detail_generation";
   const isReplacementPreset =
     currentResultModeType === "detail_replacement" || currentResultModeType === "sku_replacement";
-  const { data: detailBatchData, mutate: refreshDetailBatch } = useSWR<{
-    task: DetailReplacementBatchTaskView | null;
-  }>(
-    projectId && currentResultModeType === "detail_replacement"
-      ? `/api/agents/detail-replacement/batches?projectId=${encodeURIComponent(projectId)}`
-      : null,
-    fetcher,
-    { refreshInterval: 3000, revalidateOnFocus: true },
-  );
-  const detailBatchTask = detailBatchData?.task || null;
-  useEffect(() => {
-    if (!detailBatchData || currentResultModeType !== "detail_replacement") return;
-    const task = detailBatchData.task;
-    if (task && (task.status === "pending" || task.status === "running")) {
-      setPendingGeneration((current) => {
-        if (current?.backendTaskId === task.id) return current;
-        return {
-          chatId,
-          requestMessageId: task.id,
-          backendTaskId: task.id,
-          modeType: "detail_replacement",
-          expectedCount: task.requestedCardIds.length,
-          requestedCardIds: task.requestedCardIds,
-          userTurnCountAtStart: 0,
-          timestamp: Date.parse(task.createdAt) || Date.now(),
-        };
-      });
-    } else {
-      setPendingGeneration((current) =>
-        current?.modeType === "detail_replacement" &&
-        (!current.backendTaskId || current.backendTaskId === task?.id)
-          ? null
-          : current,
-      );
-    }
-  }, [chatId, currentResultModeType, detailBatchData]);
-
-  useEffect(() => {
-    const cards = detailBatchTask?.cards || [];
-    if (cards.length === 0) return;
-    setReplacementResultState((current) => {
-      const next = { ...current.detail_replacement };
-      let changed = false;
-      for (const card of cards) {
-        const reference = detailReplacementReferenceCards.find((item) => item.id === card.cardId);
-        if (!reference || !card.imageUrl || next[card.cardId]?.url === card.imageUrl) continue;
-        next[card.cardId] = {
-          url: card.imageUrl,
-          text: card.text,
-          status: card.status,
-          updatedAt: Date.now(),
-          compareSourceUrl: reference.imageUrl,
-          referenceImageUrl: reference.imageUrl,
-          label: reference.label,
-        };
-        changed = true;
-      }
-      return changed ? { ...current, detail_replacement: next } : current;
-    });
-  }, [detailBatchTask?.cards, detailReplacementReferenceCards]);
-  useEffect(() => {
-    if (
-      detailBatchTask?.status !== "failed" ||
-      detailBatchTask.attempts < 3 ||
-      reportedDetailBatchFailureRef.current === detailBatchTask.id
-    ) return;
-    reportedDetailBatchFailureRef.current = detailBatchTask.id;
-    toast.error(detailBatchTask.error || "详情替换批次中断，已保留生成成功的图片，可继续处理剩余图片");
-  }, [detailBatchTask]);
   const isProductOnlyDetailReplacementMode =
     currentResultModeType === "detail_replacement" &&
     detailReplacementStrategy === "product_only";
@@ -4119,15 +4074,12 @@ export function AgentGenerationWorkspaceDarkV2({
   );
   const executableModelOptions = useMemo(() => {
     const seen = new Set<string>();
-    const workflowModels = detailReplacementModel
-      ? [detailReplacementModel, ...configuredWorkflowModels]
-      : configuredWorkflowModels;
-    return [...selectableModels, ...workflowModels].filter((model) => {
+    return [...selectableModels, ...configuredWorkflowModels].filter((model) => {
       if (seen.has(model.id)) return false;
       seen.add(model.id);
       return true;
     });
-  }, [configuredWorkflowModels, detailReplacementModel, selectableModels]);
+  }, [configuredWorkflowModels, selectableModels]);
   const executableModelIdSet = useMemo(
     () => new Set(executableModelOptions.map((model) => model.id)),
     [executableModelOptions]
@@ -4146,9 +4098,8 @@ export function AgentGenerationWorkspaceDarkV2({
       selectableModels[0],
     [executableModelOptions, lockedWorkflowModel, selectableModels, selectedModelId]
   );
-  const lockedWorkflowModelLabel = detailReplacementModel?.providerName
-    ? `${detailReplacementModel.displayName} 「${detailReplacementModel.providerName}」`
-    : lockedWorkflowModel?.displayName ||
+  const lockedWorkflowModelLabel =
+    lockedWorkflowModel?.displayName ||
     selectedAgentPreset?.defaultModel?.displayName ||
     (lockedWorkflowModelId ? `配置模型不可用（${lockedWorkflowModelId}）` : "未配置");
   const [activeToolStep, setActiveToolStep] = useState<ToolStepKey>("settings");
@@ -4185,7 +4136,6 @@ export function AgentGenerationWorkspaceDarkV2({
           ? "agent-anchor-materials"
           : "agent-anchor-generate";
 
-  const [finishedSceneRequestId, setFinishedSceneRequestId] = useState<string | null>(null);
   const {
     messages,
     setMessages,
@@ -4206,11 +4156,7 @@ export function AgentGenerationWorkspaceDarkV2({
         void refreshHistory();
       }
     },
-    onFinish({ messages: finishedMessages }) {
-      const lastUser = finishedMessages.filter((message) => message.role === "user").at(-1);
-      setFinishedSceneRequestId(lastUser?.id || null);
-      void refreshHistory();
-    },
+    onFinish() { void refreshHistory(); },
     experimental_throttle: 100,
     generateId: generateUUID,
     transport: new DefaultChatTransport({
@@ -4893,14 +4839,6 @@ export function AgentGenerationWorkspaceDarkV2({
     return recoverReplacementRun({ messages, ...pendingGeneration });
   }, [messages, pendingGeneration]);
   const transportIsGenerating = status === "streaming" || status === "submitted";
-  useEffect(() => {
-    const beforeRefresh = (event: Event) => {
-      if (transportIsGenerating || pendingGeneration)
-        (event as CustomEvent<PageRefreshRequest>).detail.block("当前生图任务仍在处理中，请等待结果返回后再刷新。原任务无需重新提交。");
-    };
-    window.addEventListener(BEFORE_PAGE_REFRESH, beforeRefresh);
-    return () => window.removeEventListener(BEFORE_PAGE_REFRESH, beforeRefresh);
-  }, [transportIsGenerating, pendingGeneration]);
   const pendingGenerationProgressCount = useMemo(() => {
     if (!pendingGeneration) {
       return 0;
@@ -5058,17 +4996,7 @@ export function AgentGenerationWorkspaceDarkV2({
             Array.isArray(pendingGeneration.requestedCardIds)
               ? pendingGeneration.requestedCardIds.length
               : null,
-          status: detailBatchTask?.requestedCardIds.includes(card.id)
-            ? resultMeta?.url
-              ? resultMeta.status
-              : detailBatchTask.status === "running"
-                ? detailBatchTask.currentCardId === card.id ? "generating" : "queued"
-                : detailBatchTask.status === "pending"
-                  ? "queued"
-                  : detailBatchTask.status === "failed"
-                    ? "missing"
-                    : "waiting"
-            : getReplacementCardStatus({
+          status: getReplacementCardStatus({
             index,
             resultUrl,
             resultText,
@@ -5082,7 +5010,6 @@ export function AgentGenerationWorkspaceDarkV2({
       }),
     [
       detailReplacementReferenceCards,
-      detailBatchTask,
       isDetailResultModeGenerating,
       replacementRunRecovery.completedCardIds,
       latestReplacementResults,
@@ -5237,7 +5164,7 @@ export function AgentGenerationWorkspaceDarkV2({
   const detailRemainingCount = useMemo(
     () =>
       detailResultCards.filter(
-        (card) => !["completed", "passthrough"].includes(card.status)
+        (card) => !["completed", "passthrough", "fallback"].includes(card.status)
       ).length,
     [detailResultCards]
   );
@@ -5512,18 +5439,7 @@ export function AgentGenerationWorkspaceDarkV2({
   }, [currentResultModeType]);
 
   useEffect(() => {
-    if (!pendingGeneration?.requestMessageId || pendingGeneration.modeType !== "scene_generation" || transportIsGenerating) return;
-    const result = getSceneRunResult(messages, pendingGeneration.requestMessageId);
-    const persisted = getSceneRunResult(historyMessages, pendingGeneration.requestMessageId);
-    if (!result || (finishedSceneRequestId !== pendingGeneration.requestMessageId && !persisted?.count)) return;
-    setPendingGeneration(null);
-    if (result.count < pendingGeneration.expectedCount) {
-      toast.warning(`本次生成已结束，收到 ${result.count}/${pendingGeneration.expectedCount} 张图片。缺少的图片未继续生成，可调整张数后重新提交。`);
-    }
-  }, [pendingGeneration, transportIsGenerating, finishedSceneRequestId, messages, historyMessages]);
-
-  useEffect(() => {
-    if (!pendingGeneration || pendingGeneration.backendTaskId || !replacementRunRecovery.done) return;
+    if (!pendingGeneration || !replacementRunRecovery.done) return;
     // The backend has settled every requested card; an open SSE connection is no longer work.
     stop();
     transportGenerationStartedAtRef.current = null;
@@ -5531,7 +5447,7 @@ export function AgentGenerationWorkspaceDarkV2({
   }, [pendingGeneration, replacementRunRecovery.done, stop]);
 
   useEffect(() => {
-    if (!pendingGeneration || pendingGeneration.backendTaskId) {
+    if (!pendingGeneration) {
       return;
     }
 
@@ -5541,7 +5457,7 @@ export function AgentGenerationWorkspaceDarkV2({
   }, [pendingGeneration, pendingGenerationProgressCount]);
 
   useEffect(() => {
-    if (!pendingGeneration || pendingGeneration.backendTaskId || !chatError) {
+    if (!pendingGeneration || !chatError) {
       return;
     }
 
@@ -5556,7 +5472,7 @@ export function AgentGenerationWorkspaceDarkV2({
   }, [chatError, clearError, pendingGeneration]);
 
   useEffect(() => {
-    if (!pendingGeneration || pendingGeneration.backendTaskId) {
+    if (!pendingGeneration) {
       return;
     }
 
@@ -6282,6 +6198,7 @@ export function AgentGenerationWorkspaceDarkV2({
       const processedStatuses = new Set<ReplacementCardStatus>([
         "completed",
         "passthrough",
+        "fallback",
       ]);
       const remainingIds = resultCards
         .filter((card) => !card.passthrough && !processedStatuses.has(card.status))
@@ -6327,24 +6244,10 @@ export function AgentGenerationWorkspaceDarkV2({
       toast.error(`请先查询并选择${detailReferenceSourceLabel}参考图`);
       return;
     }
-    if (isDetailReplacementModelLoading) {
-      if (modelsError) {
-        toast.error("详情替换模型加载失败，正在重新读取");
-        void refreshModels().catch(() => {});
-      } else {
-        toast.info("正在读取详情替换模型，请稍候");
-      }
-      return;
-    }
     if (isSkuReplacementPreset && skuReplacementReferenceCards.length === 0) {
       toast.error(`请先查询并选择${skuReferenceSourceLabel}参考图`);
       return;
     }
-    const promptStatus = getWorkflowPromptStatus?.();
-    if (promptStatus === "loading" || promptStatus === "error") {
-      toast.error(promptStatus === "error" ? "请先在风格模板区重试加载提示词" : "正在加载所选模板的提示词，请稍候");
-      return;
-    }
     const resolvedWorkflowContext = getLatestWorkflowContext?.() ?? workflowContext;
     if (
       isDetailReplacementPreset &&
@@ -6401,92 +6304,6 @@ export function AgentGenerationWorkspaceDarkV2({
       toast.error("当前风格化绑定的模型不存在或已停用，请重新编辑风格化模型配置");
       return;
     }
-    if (replacementModeType === "detail_replacement") {
-      if (detailBatchSubmittingRef.current) return;
-      if (replacementExecutionCards.length > MAX_DETAIL_REPLACEMENT_REFERENCES) {
-        toast.error(`本次选中了 ${replacementExecutionCards.length} 张详情参考图，一次最多替换 ${MAX_DETAIL_REPLACEMENT_REFERENCES} 张，请减少本次选择后重试`);
-        return;
-      }
-      if (!isValidChatUuid(projectId)) {
-        toast.error("当前风格化项目尚未保存，请先保存项目后再执行详情替换");
-        return;
-      }
-      const productImageUrls = Array.from(new Set(
-        (detailReplacementProductSourceImages.length > 0
-          ? detailReplacementProductSourceImages.map((item) => item.url)
-          : selectedProductAttachments.map((item) => item.url))
-          .filter((url) => isValidChatHttpUrl(url)),
-      ));
-      if (productImageUrls.length === 0 && !replacementExecutionCards.every((card) => card.passthrough)) {
-        toast.error("请先在输入图区选择至少一张产品图");
-        return;
-      }
-      detailBatchSubmittingRef.current = true;
-      void (async () => {
-        try {
-          const saved = await onPersistProject?.();
-          if (saved === false) throw new Error("项目尚未保存，请重试");
-          const requestId = generateUUID();
-          const response = await fetch("/api/agents/detail-replacement/batches", {
-            method: "POST",
-            headers: { "Content-Type": "application/json" },
-            body: JSON.stringify({
-              projectId,
-              requestId,
-              model: resolvedModelId,
-              expectedModelId: resolvedModelId === "auto" ? undefined : resolvedModelId,
-              imageSize: imageParams.imageSize,
-              replacementStrategy: detailReplacementStrategy,
-              prompt: detailReplacementStrategy === "product_only"
-                ? "仅替换参考详情图中的产品主体"
-                : String(resolvedWorkflowContext?.promptText || "").trim(),
-              userPrompt: String(options?.promptText || input || "").trim(),
-              productImageUrls,
-              modelImageUrl: detailReplacementModelSourceImage?.url || selectedModelAttachment?.url || null,
-              references: replacementExecutionCards.map((card) => ({
-                id: card.id,
-                label: card.label,
-                imageUrl: card.imageUrl,
-                candidateId: card.candidateId,
-                passthrough: card.passthrough,
-                rerunReferenceImages:
-                  options?.replacementRerunReferenceImages?.cardId === card.id
-                    ? options.replacementRerunReferenceImages.images
-                    : [],
-              })),
-            }),
-          });
-          const payload = await response.json().catch(() => ({}));
-          if (!response.ok || !payload?.task?.id) {
-            if (payload?.code === "DETAIL_REPLACEMENT_MODEL_CHANGED") void refreshModels().catch(() => {});
-            throw new Error(payload?.error || "详情替换任务提交失败");
-          }
-          setPendingGeneration({
-            chatId,
-            requestMessageId: requestId,
-            backendTaskId: payload.task.id,
-            modeType: "detail_replacement",
-            expectedCount: replacementExecutionCards.length,
-            userTurnCountAtStart: userMessageCount,
-            timestamp: Date.now(),
-            requestedCardIds: replacementExecutionCards.map((card) => card.id),
-          });
-          setReplacementExecutionContext({
-            modeType: "detail_replacement",
-            cardIds: replacementExecutionCards.map((card) => card.id),
-          });
-          setActiveResultModeType("detail_replacement");
-          setSelectedResultUrl(null);
-          await refreshDetailBatch();
-          toast.success(`已提交 ${replacementExecutionCards.length} 张详情图，离开页面后仍会继续处理`);
-        } catch (error) {
-          toast.error(error instanceof Error ? error.message : "详情替换任务提交失败");
-        } finally {
-          detailBatchSubmittingRef.current = false;
-        }
-      })();
-      return;
-    }
     const parts: Array<{ type: "text"; text: string } | { type: "file"; mediaType: string; name: string; url: string; assetId?: string }> = [];
     const sanitizedAttachments = sceneMessageAttachments;
     if (
@@ -6636,8 +6453,6 @@ export function AgentGenerationWorkspaceDarkV2({
     detailResultCards,
     detailReplacementReferenceCards.length,
     detailReplacementStrategy,
-    detailReplacementProductSourceImages,
-    detailReplacementModelSourceImage,
     handleRunAiDetailGeneration,
     currentResultModeType,
     getReplacementExecutionCards,
@@ -6646,8 +6461,6 @@ export function AgentGenerationWorkspaceDarkV2({
     input,
     isDetailAiGenerationMethod,
     isDetailReplacementPreset,
-    isDetailReplacementModelLoading,
-    modelsError,
     isSelectedBusinessModeUnavailable,
     isSkuReplacementPreset,
     effectiveDefaultModelId,
@@ -6664,18 +6477,12 @@ export function AgentGenerationWorkspaceDarkV2({
     skuResultCards,
     userMessageCount,
     getLatestWorkflowContext,
-    getWorkflowPromptStatus,
     isSceneGenerationPreset,
     workflowContext,
     sceneMessageAttachments,
     scenePrimaryReferenceCount,
     sceneSecondaryReferenceCount,
     selectedModelAttachment,
-    selectedProductAttachments,
-    onPersistProject,
-    projectId,
-    refreshDetailBatch,
-    refreshModels,
   ]);
   const handleStopGeneration = useCallback(() => {
     detailGenerationCancelRef.current = true;
@@ -6840,11 +6647,31 @@ export function AgentGenerationWorkspaceDarkV2({
       toast.error("图片地址无效");
       return;
     }
+
+    const filename = buildDownloadFilename(raw);
     try {
-      await downloadOriginalImage({ url: raw, name: buildDownloadFilename(raw) });
-      toast.success("原图已开始下载");
-    } catch (error) {
-      toast.error(getCanvasImageDownloadErrorMessage(error));
+      const response = await fetch(raw);
+      if (!response.ok) {
+        throw new Error(`download failed: ${response.status}`);
+      }
+      const blob = await response.blob();
+      const blobUrl = window.URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.href = blobUrl;
+      link.download = filename;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.URL.revokeObjectURL(blobUrl);
+    } catch {
+      const link = document.createElement("a");
+      link.href = raw;
+      link.target = "_blank";
+      link.rel = "noopener noreferrer";
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      toast.message("已打开原图，可右键另存为");
     }
   }, []);
   const uploadBase64ResultToStorage = useCallback(async (base64Url: string) => {
@@ -7839,11 +7666,6 @@ export function AgentGenerationWorkspaceDarkV2({
       toast.error(detailGenerationValidationIssues[0] || "请先补齐 AI详情生成参数");
       return;
     }
-    const promptStatus = getWorkflowPromptStatus?.();
-    if (promptStatus === "loading" || promptStatus === "error") {
-      toast.error(promptStatus === "error" ? "请先在风格模板区重试加载提示词" : "正在加载所选模板的提示词，请稍候");
-      return;
-    }
 
     const productAttachments = detailGenerationProductSlotIndexes.map((index) =>
       detailGenerationSlots[index]
@@ -9448,11 +9270,9 @@ export function AgentGenerationWorkspaceDarkV2({
                         </Select>
                       ) : (
                         <div className="rounded-[24px] border border-white/10 bg-black/30 px-4 py-3 text-sm text-white/70">
-                          {isDetailReplacementModelLoading
-                            ? modelsError ? "详情替换模型加载失败，点击批量替换可重试" : "正在读取详情替换模型"
-                            : isWorkflowModelLocked ? "后台已锁定生图模型：" : "当前生图模式使用默认模型："}
+                          {isWorkflowModelLocked ? "后台已锁定生图模型：" : "当前生图模式使用默认模型："}
                           <span className="ml-2 font-medium text-white">
-                            {isDetailReplacementModelLoading ? null : isWorkflowModelLocked
+                            {isWorkflowModelLocked
                               ? lockedWorkflowModelLabel
                               : currentModel?.displayName || "自动选择"}
                           </span>
@@ -9519,7 +9339,7 @@ export function AgentGenerationWorkspaceDarkV2({
                             </>
                           )}
                         </Button>
-                        {isAnyGenerationRunning && !pendingGeneration?.backendTaskId ? (
+                        {isAnyGenerationRunning ? (
                           <Button
                             type="button"
                             variant="outline"

components/agents/AgentGenerationWorkspaceNew.tsx

@@ -1,5 +1,4 @@
 "use client";
-import { downloadOriginalImage, getCanvasImageDownloadErrorMessage } from "@/lib/client/canvas-image-download";
 
 import { useChat } from "@ai-sdk/react";
 import { DefaultChatTransport } from "ai";
@@ -726,11 +725,30 @@ export function AgentGenerationWorkspaceNew({
       toast.error("图片地址无效");
       return;
     }
+    const filename = buildDownloadFilename(raw);
     try {
-      await downloadOriginalImage({ url: raw, name: buildDownloadFilename(raw) });
-      toast.success("原图已开始下载");
-    } catch (error) {
-      toast.error(getCanvasImageDownloadErrorMessage(error));
+      const response = await fetch(raw);
+      if (!response.ok) {
+        throw new Error(`download failed: ${response.status}`);
+      }
+      const blob = await response.blob();
+      const blobUrl = window.URL.createObjectURL(blob);
+      const link = document.createElement("a");
+      link.href = blobUrl;
+      link.download = filename;
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      window.URL.revokeObjectURL(blobUrl);
+    } catch {
+      const link = document.createElement("a");
+      link.href = raw;
+      link.target = "_blank";
+      link.rel = "noopener noreferrer";
+      document.body.appendChild(link);
+      link.click();
+      document.body.removeChild(link);
+      toast.message("已打开原图，可右键另存为");
     }
   }, []);
 

components/agents/AgentWorkflowBrandModelPicker.tsx

@@ -3,7 +3,6 @@
 import { useMemo } from "react";
 import useSWR from "swr";
 import { Check, ImageIcon, Loader2, UserRound } from "lucide-react";
-import { AgentPreviewImage } from "@/components/agents/AgentPreviewImage";
 import { Button } from "@/components/ui/button";
 import { cn, fetcher } from "@/lib/utils";
 import { normalizeAgentWorkflowBrandModelConfig } from "@/lib/agents/workflow-brand-model-config";
@@ -230,11 +229,12 @@ export function AgentWorkflowBrandModelPicker({
                       isDark ? "bg-white/[0.04]" : "bg-muted/40"
                     )}
                   >
-                    <AgentPreviewImage
+                    <img
                       src={image.imageUrl}
                       alt={image.displayName || `${normalizedBrand} 模特图`}
                       className="h-full w-full object-cover"
-                      previewWidth={360}
+                      loading="lazy"
+                      decoding="async"
                     />
                     <div className="absolute inset-x-0 top-0 flex items-center justify-between px-2 py-2">
                       <span className="rounded-full bg-black/60 px-2 py-1 text-[11px] text-white">

components/agents/agent-psd-template-export-preview.tsx

@@ -112,8 +112,6 @@ const PREVIEW_DIMENSION_HANDLE_RADIUS = 3.2;
 const PREVIEW_DIMENSION_HANDLE_STROKE_WIDTH = 1.2;
 const PREVIEW_DIMENSION_TEXT_HALO_WIDTH = 2.2;
 const PREVIEW_DIMENSION_TEXT_OUTLINE_WIDTH = 0.85;
-const DIMENSION_FONT_FAMILY =
-  '"PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif';
 const SIZE_INFO_LINE_REGEX = /尺寸信息[:：]\s*([^\n]+)/i;
 const NUMBER_REGEX = /\d+(?:\.\d+)?/g;
 const HEX_COLOR_REGEX = /^#(?:[0-9a-fA-F]{3}){1,2}$/;
@@ -570,54 +568,87 @@ function drawAnnotationToCanvas(params: {
   context: CanvasRenderingContext2D;
   annotation: DimensionAnnotation;
   imageSize: ImageSize;
-  previewRect: PreviewRect;
   annotations: DimensionAnnotation[];
   autoDimensionValues?: AutoDimensionValues | null;
 }) {
-  const { context, annotation } = params;
+  const { context, annotation, imageSize, annotations, autoDimensionValues } =
+    params;
   const annotationColor = getAnnotationColor(annotation);
-  const geometry = getPreviewAnnotationGeometry(params);
+  const label = getDimensionLabel({
+    annotation,
+    annotations,
+    autoDimensionValues,
+  });
+  const vector = getAnnotationVector(
+    annotation.x1,
+    annotation.y1,
+    annotation.x2,
+    annotation.y2
+  );
+  const rawAngleRadians = Math.atan2(vector.dy, vector.dx);
+  const angleRadians =
+    rawAngleRadians > Math.PI / 2
+      ? rawAngleRadians - Math.PI
+      : rawAngleRadians < -Math.PI / 2
+        ? rawAngleRadians + Math.PI
+        : rawAngleRadians;
+  const strokeWidth = clamp(
+    Math.min(imageSize.width, imageSize.height) * 0.001_35,
+    1,
+    2.4
+  );
+  const capLength = strokeWidth * 5.3;
+  const fontSize = clamp(
+    Math.round(Math.min(imageSize.width, imageSize.height) * 0.0176),
+    11,
+    27
+  );
+  const labelOffset = fontSize * 0.95;
+  const centerX = (annotation.x1 + annotation.x2) / 2 + vector.nx * labelOffset;
+  const centerY = (annotation.y1 + annotation.y2) / 2 + vector.ny * labelOffset;
   const textOutlineColor = getAnnotationTextOutlineColor(annotation);
+  const textOutlineWidth = annotation.glow
+    ? Math.max(1.5, fontSize * 0.18)
+    : Math.max(0.85, fontSize * 0.08);
 
   context.save();
   context.strokeStyle = annotationColor;
-  context.lineWidth = PREVIEW_DIMENSION_STROKE_WIDTH;
+  context.lineWidth = strokeWidth;
   context.lineCap = "round";
   context.lineJoin = "round";
   context.shadowColor = annotation.glow
-    ? colorWithAlpha(annotationColor, 0.42)
+    ? colorWithAlpha(annotationColor, 0.52)
     : "transparent";
-  context.shadowBlur = annotation.glow ? 4 : 0;
+  context.shadowBlur = annotation.glow ? Math.max(8, fontSize * 0.7) : 0;
 
   context.beginPath();
-  context.moveTo(geometry.start.x, geometry.start.y);
-  context.lineTo(geometry.end.x, geometry.end.y);
+  context.moveTo(annotation.x1, annotation.y1);
+  context.lineTo(annotation.x2, annotation.y2);
   context.stroke();
 
-  context.lineWidth = PREVIEW_DIMENSION_CAP_STROKE_WIDTH;
   drawDimensionCap({
     context,
-    point: geometry.start,
-    size: PREVIEW_DIMENSION_TICK_LENGTH,
-    vector: geometry.vector,
+    point: { x: annotation.x1, y: annotation.y1 },
+    size: capLength,
+    vector,
   });
   drawDimensionCap({
     context,
-    point: geometry.end,
-    size: PREVIEW_DIMENSION_TICK_LENGTH,
-    vector: geometry.vector,
+    point: { x: annotation.x2, y: annotation.y2 },
+    size: capLength,
+    vector,
   });
 
-  context.translate(geometry.labelCenterX, geometry.labelCenterY);
-  context.rotate((geometry.angleDegrees * Math.PI) / 180);
-  context.font = `500 ${PREVIEW_DIMENSION_FONT_SIZE}px ${DIMENSION_FONT_FAMILY}`;
+  context.translate(centerX, centerY);
+  context.rotate(angleRadians);
+  context.font = `500 ${fontSize}px "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif`;
   context.textAlign = "center";
   context.textBaseline = "middle";
-  context.lineWidth = getAnnotationTextOutlineWidth(annotation);
+  context.lineWidth = textOutlineWidth;
   context.strokeStyle = textOutlineColor;
-  context.strokeText(geometry.label, 0, 0.5);
+  context.strokeText(label, 0, 0);
   context.fillStyle = annotationColor;
-  context.fillText(geometry.label, 0, 0.5);
+  context.fillText(label, 0, 0);
   context.restore();
 }
 
@@ -1036,10 +1067,6 @@ export function AgentPsdTemplateExportPreview({
         return;
       }
 
-      if (!imageSize || !previewRect) {
-        throw new Error("请等待预览图片加载完成后再下载");
-      }
-
       const { image, dispose } = await loadImageFromCandidates([
         buildImageProxyUrl(imageUrl, { delivery: "proxy" }),
         imageUrl,
@@ -1055,25 +1082,18 @@ export function AgentPsdTemplateExportPreview({
         }
 
         context.drawImage(image, 0, 0, canvas.width, canvas.height);
-        // Draw in the same coordinates as the SVG, then map its image area to
-        // the original bitmap. The preview can use a smaller image variant.
-        context.save();
-        context.scale(
-          canvas.width / previewRect.width,
-          canvas.height / previewRect.height
-        );
-        context.translate(-previewRect.left, -previewRect.top);
         for (const annotation of annotations) {
           drawAnnotationToCanvas({
             annotation,
             annotations,
             autoDimensionValues,
             context,
-            imageSize,
-            previewRect,
+            imageSize: {
+              width: canvas.width,
+              height: canvas.height,
+            },
           });
         }
-        context.restore();
 
         const blob = await new Promise<Blob>((resolve, reject) => {
           canvas.toBlob(
@@ -1105,8 +1125,6 @@ export function AgentPsdTemplateExportPreview({
     downloadName,
     enableDimensionAnnotations,
     imageUrl,
-    imageSize,
-    previewRect,
   ]);
 
   return (
@@ -1287,7 +1305,6 @@ export function AgentPsdTemplateExportPreview({
                         <text
                           dominantBaseline="middle"
                           fill={annotationColor}
-                          fontFamily={DIMENSION_FONT_FAMILY}
                           fontSize={PREVIEW_DIMENSION_FONT_SIZE}
                           fontWeight={500}
                           paintOrder="stroke"

components/app-update-notice.tsx

@@ -1,77 +0,0 @@
-"use client";
-
-import { useEffect, useState, useSyncExternalStore } from "react";
-import { Button } from "@/components/ui/button";
-import { AlertDialog, AlertDialogContent, AlertDialogHeader, AlertDialogTitle, AlertDialogDescription, AlertDialogFooter } from "@/components/ui/alert-dialog";
-import { isPageDownloadActive, preparePageRefresh, subscribeToPageDownloadActivity } from "@/lib/client/page-refresh";
-
-export function AppUpdateNotice() {
-  const [availableVersion, setAvailableVersion] = useState("");
-  const [refreshing, setRefreshing] = useState(false);
-  const [error, setError] = useState("");
-  const downloading = useSyncExternalStore(subscribeToPageDownloadActivity, isPageDownloadActive, () => false);
-  useEffect(() => {
-    let disposed = false;
-    let controller: AbortController | undefined;
-    let checking = false;
-    const check = async () => {
-      if (disposed || checking || document.visibilityState !== "visible") return;
-      checking = true;
-      controller = new AbortController();
-      const current = controller;
-      const timeout = window.setTimeout(() => current.abort(), 8000);
-      try {
-        const response = await fetch("/api/app-version", { cache: "no-store", signal: current.signal });
-        if (!response.ok) return;
-        const data = await response.json();
-        if (!disposed && !current.signal.aborted && typeof data.version === "string" && data.version)
-          setAvailableVersion(data.version !== (process.env.NEXT_PUBLIC_APP_RELEASE || "development") ? data.version : "");
-      } catch {
-        // A failed version read leaves the current workspace available.
-      } finally {
-        window.clearTimeout(timeout);
-        checking = false;
-      }
-    };
-    void check();
-    const interval = window.setInterval(check, 60_000);
-    window.addEventListener("focus", check);
-    window.addEventListener("online", check);
-    document.addEventListener("visibilitychange", check);
-    return () => {
-      disposed = true;
-      controller?.abort();
-      clearInterval(interval);
-      window.removeEventListener("focus", check);
-      window.removeEventListener("online", check);
-      document.removeEventListener("visibilitychange", check);
-    };
-  }, []);
-
-  const refresh = async () => {
-    if (refreshing) return;
-    setRefreshing(true);
-    setError("");
-    try {
-      await preparePageRefresh();
-      window.location.reload();
-      setRefreshing(false);
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "当前内容同步失败，请保留此页并重试。");
-      setRefreshing(false);
-    }
-  };
-  return <AlertDialog open={Boolean(availableVersion) && !downloading}>
-    <AlertDialogContent className="z-[10001]" overlayClassName="z-[10000]" onEscapeKeyDown={event => event.preventDefault()}>
-      <AlertDialogHeader>
-        <AlertDialogTitle>平台已更新</AlertDialogTitle>
-        <AlertDialogDescription>需要刷新页面后继续使用。点击后会先同步当前画布并保留输入；正在处理的任务完成后再刷新。</AlertDialogDescription>
-      </AlertDialogHeader>
-      {error ? <p role="alert" className="text-sm text-destructive">{error}</p> : null}
-      <AlertDialogFooter>
-        {error ? <Button variant="outline" disabled={refreshing} onClick={() => { setAvailableVersion(""); setError(""); }}>返回处理</Button> : null}
-        <Button disabled={refreshing} onClick={() => void refresh()}>{refreshing ? "正在同步内容…" : "同步并刷新"}</Button>
-      </AlertDialogFooter>
-    </AlertDialogContent>
-  </AlertDialog>;
-}

components/canvas/CanvasAddImageDialog.tsx

@@ -1,7 +1,7 @@
 "use client";
 
-import { Check, ImageIcon, ImagePlus, Loader2, Search, Upload, X } from "lucide-react";
-import { useCallback, useMemo, useRef, useState } from "react";
+import { Check, ImageIcon, ImagePlus, Loader2, Search, X } from "lucide-react";
+import { useCallback, useMemo, useState } from "react";
 import { AgentPreviewImage } from "@/components/agents/AgentPreviewImage";
 import { Button } from "@/components/ui/button";
 import {
@@ -21,8 +21,6 @@ import {
   SelectValue,
 } from "@/components/ui/select";
 import { cn } from "@/lib/utils";
-import { IMAGE_UPLOAD_MAX_BYTES, IMAGE_UPLOAD_TOO_LARGE_MESSAGE } from "@/lib/image-upload-limits";
-import { imageGenerationService } from "@/services/canvas";
 import type {
   AgentWorkflowMaterialImage,
   AgentWorkflowMaterialQueryType,
@@ -165,8 +163,6 @@ export function CanvasAddImageDialog({
   const [selectedImageIds, setSelectedImageIds] = useState<string[]>([]);
   const [isSearching, setIsSearching] = useState(false);
   const [isAdding, setIsAdding] = useState(false);
-  const [isUploading, setIsUploading] = useState(false);
-  const localUploadInputRef = useRef<HTMLInputElement>(null);
   const [errorText, setErrorText] = useState<string | null>(null);
 
   const images = useMemo(() => normalizeImages(result), [result]);
@@ -186,13 +182,12 @@ export function CanvasAddImageDialog({
 
   const handleDialogOpenChange = useCallback(
     (nextOpen: boolean) => {
-      if (!nextOpen && (isUploading || isAdding)) return;
       if (!nextOpen) {
         resetDialogState();
       }
       onOpenChange(nextOpen);
     },
-    [isAdding, isUploading, onOpenChange, resetDialogState]
+    [onOpenChange, resetDialogState]
   );
 
   const closeDialog = useCallback(() => {
@@ -268,51 +263,6 @@ export function CanvasAddImageDialog({
     }
   };
 
-  const handleLocalUpload = async (files: File[]) => {
-    if (!files.length || isUploading || isAdding) return;
-    if (files.some((file) => !file.type.startsWith("image/"))) {
-      setErrorText("请选择图片文件");
-      return;
-    }
-    if (files.some((file) => file.size > IMAGE_UPLOAD_MAX_BYTES)) {
-      setErrorText(IMAGE_UPLOAD_TOO_LARGE_MESSAGE);
-      return;
-    }
-
-    setIsUploading(true);
-    setErrorText(null);
-    try {
-      const uploadedImages: CanvasAddImageDialogImage[] = [];
-      const failures: string[] = [];
-      for (const [index, file] of files.entries()) {
-        const upload = await imageGenerationService.uploadImage(file);
-        if (!upload.success || !upload.data?.url) {
-          failures.push(`${file.name}：${upload.error || "图片上传失败"}`);
-          continue;
-        }
-        uploadedImages.push({
-          id: upload.data.assetId || crypto.randomUUID(),
-          key: upload.data.pathname || file.name,
-          label: file.name.replace(/\.[^.]+$/, "") || file.name,
-          fileName: file.name,
-          imageUrl: upload.data.url,
-          assetId: upload.data.assetId,
-          mimeType: file.type,
-          sourceType: "upload",
-          group: "other",
-          sortOrder: index,
-        });
-      }
-      if (uploadedImages.length) await onAddImages(uploadedImages);
-      if (failures.length) setErrorText(failures.join("；"));
-      else closeDialog();
-    } catch (error) {
-      setErrorText(error instanceof Error ? error.message : "图片上传失败，请重试");
-    } finally {
-      setIsUploading(false);
-    }
-  };
-
   return (
     <Dialog onOpenChange={handleDialogOpenChange} open={open}>
       <DialogContent className="max-h-[86vh] max-w-4xl overflow-hidden p-0">
@@ -322,38 +272,15 @@ export function CanvasAddImageDialog({
             添加图片
           </DialogTitle>
           <DialogDescription>
-            从本地上传图片、添加空白图片节点，或检索 SPU / SKU 白底图。
+            添加空白图片节点，或从风格化素材库检索 SPU / SKU 白底图。
           </DialogDescription>
         </DialogHeader>
 
         <div className="max-h-[62vh] overflow-y-auto px-5 py-4">
           <div className="rounded-[var(--ui-radius-panel)] border bg-muted/20 p-3">
             <div className="flex flex-col gap-2.5 sm:flex-row">
-              <input
-                accept="image/*"
-                className="hidden"
-                multiple
-                onChange={(event) => {
-                  const files = Array.from(event.target.files || []);
-                  event.target.value = "";
-                  void handleLocalUpload(files);
-                }}
-                ref={localUploadInputRef}
-                type="file"
-              />
               <Button
-                className="h-9 shrink-0 justify-start gap-2"
-                disabled={isUploading || isAdding}
-                onClick={() => localUploadInputRef.current?.click()}
-                type="button"
-                variant="secondary"
-              >
-                {isUploading ? <Loader2 className="h-4 w-4 animate-spin" /> : <Upload className="h-4 w-4" />}
-                {isUploading ? "上传中…" : "本地上传"}
-              </Button>
-              <Button
-                className="h-9 shrink-0 justify-start gap-2"
-                disabled={isUploading || isAdding}
+                className="h-9 justify-start gap-2"
                 onClick={() => {
                   onCreateBlankImage();
                   closeDialog();
@@ -428,13 +355,13 @@ export function CanvasAddImageDialog({
             </div>
             {!materialSearchEnabled ? (
               <div className="mt-2.5 rounded-[var(--ui-radius-control)] border border-dashed bg-background/70 px-3 py-2 text-[12px] text-muted-foreground">
-                风格化功能或素材搜索步骤未开启，可从本地上传或添加空白图片。
+                风格化功能或素材搜索步骤未开启，当前只显示空白图片入口。
               </div>
             ) : null}
           </div>
 
           {errorText ? (
-            <div role="alert" className="mt-3 rounded-[var(--ui-radius-control)] border border-destructive/20 bg-destructive/5 px-3 py-2 text-[13px] text-destructive">
+            <div className="mt-3 rounded-[var(--ui-radius-control)] border border-destructive/20 bg-destructive/5 px-3 py-2 text-[13px] text-destructive">
               {errorText}
             </div>
           ) : null}
@@ -513,7 +440,6 @@ export function CanvasAddImageDialog({
 
         <DialogFooter className="border-t px-5 py-3">
           <Button
-            disabled={isUploading || isAdding}
             onClick={closeDialog}
             type="button"
             variant="outline"
@@ -522,7 +448,7 @@ export function CanvasAddImageDialog({
           </Button>
           <Button
             className="gap-2"
-            disabled={!selectedImages.length || isAdding || isUploading}
+            disabled={!selectedImages.length || isAdding}
             onClick={() => void handleAddSelected()}
             type="button"
           >

components/canvas/CanvasBlankContextMenu.tsx

@@ -1,115 +0,0 @@
-"use client";
-
-import {
-  DropdownMenu,
-  DropdownMenuContent,
-  DropdownMenuItem,
-  DropdownMenuSeparator,
-  DropdownMenuTrigger,
-} from "@/components/ui/dropdown-menu";
-import type { Position } from "@/types/canvas";
-
-type Props = {
-  position: Position | null;
-  isMac: boolean;
-  videoUploading: boolean;
-  onClose: () => void;
-  onUploadImage: () => void;
-  onUploadVideo: () => void;
-  onPaste: () => void;
-  onZoomIn: () => void;
-  onZoomOut: () => void;
-  onFitAll: () => void;
-  onResetZoom: () => void;
-};
-
-export function CanvasBlankContextMenu({
-  position,
-  isMac,
-  videoUploading,
-  onClose,
-  onUploadImage,
-  onUploadVideo,
-  onPaste,
-  onZoomIn,
-  onZoomOut,
-  onFitAll,
-  onResetZoom,
-}: Props) {
-  const modifier = isMac ? "⌘" : "Ctrl+";
-  const itemClass =
-    "h-8 cursor-pointer justify-between whitespace-nowrap rounded-[5px] px-0 text-[14px] font-normal focus:bg-[#f5f5f5] dark:focus:bg-white/10";
-  const shortcut = (label: string) => (
-    <span className="ml-2 whitespace-nowrap text-[13px] text-[#aaa]">
-      {label}
-    </span>
-  );
-  return (
-    <DropdownMenu
-      modal={false}
-      open={position !== null}
-      onOpenChange={(open) => {
-        if (!open) onClose();
-      }}
-    >
-      <DropdownMenuTrigger asChild>
-        <button
-          aria-hidden="true"
-          tabIndex={-1}
-          data-canvas-no-drag="true"
-          className="pointer-events-none fixed h-px w-px opacity-0"
-          style={{ left: position?.x ?? 0, top: position?.y ?? 0 }}
-          type="button"
-        />
-      </DropdownMenuTrigger>
-      <DropdownMenuContent
-        aria-label="画布右键菜单"
-        align="start"
-        sideOffset={0}
-        collisionPadding={8}
-        data-canvas-blank-menu="true"
-        data-canvas-no-drag="true"
-        className="z-[10005] w-[200px] rounded-[12px] border-[#ededed] bg-white px-3 py-[5px] text-[#242424] shadow-[0_8px_20px_rgba(0,0,0,0.06)] ring-0 dark:border-white/10 dark:bg-zinc-900 dark:text-white"
-        style={{
-          fontFamily:
-            'Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif',
-        }}
-        onCloseAutoFocus={(event) => event.preventDefault()}
-        onClick={(event) => event.stopPropagation()}
-        onMouseDown={(event) => event.stopPropagation()}
-        onContextMenu={(event) => {
-          event.preventDefault();
-          event.stopPropagation();
-        }}
-      >
-        <DropdownMenuItem className={itemClass} onSelect={onUploadImage}>
-          上传图片
-        </DropdownMenuItem>
-        <DropdownMenuItem
-          className={itemClass}
-          disabled={videoUploading}
-          onSelect={onUploadVideo}
-        >
-          上传视频
-        </DropdownMenuItem>
-        <DropdownMenuSeparator className="mx-0 my-[6.5px] bg-[#ededed] dark:bg-white/10" />
-        <DropdownMenuItem className={itemClass} onSelect={onPaste}>
-          粘贴{shortcut(`${modifier}V`)}
-        </DropdownMenuItem>
-        <DropdownMenuSeparator className="mx-0 my-[6.5px] bg-[#ededed] dark:bg-white/10" />
-        <DropdownMenuItem className={itemClass} onSelect={onZoomIn}>
-          放大{shortcut(`${modifier}+`)}
-        </DropdownMenuItem>
-        <DropdownMenuItem className={itemClass} onSelect={onZoomOut}>
-          缩小{shortcut(`${modifier}-`)}
-        </DropdownMenuItem>
-        <DropdownMenuItem className={itemClass} onSelect={onFitAll}>
-          显示画布所有元素{shortcut(isMac ? "⇧1" : "Shift+1")}
-        </DropdownMenuItem>
-        <DropdownMenuItem className={itemClass} onSelect={onResetZoom}>
-          缩放至100%{shortcut(`${modifier}0`)}
-        </DropdownMenuItem>
-      </DropdownMenuContent>
-    </DropdownMenu>
-  );
-}

components/canvas/CanvasComposerPromo.tsx

@@ -1,54 +0,0 @@
-"use client";
-
-import { ReferenceIcon } from "@/components/lovart/reference-icon";
-
-type CanvasComposerPromoProps = {
-  text: string;
-  onDismiss: () => void;
-  onActivate?: () => void;
-};
-
-export function CanvasComposerPromo({
-  text,
-  onDismiss,
-  onActivate,
-}: CanvasComposerPromoProps) {
-  return (
-    <div className="lovart-chat-promo lovart-chat-promo-connected">
-      <div className="lovart-chat-promo-surface">
-        <div className="lovart-chat-promo-row">
-          <button
-            type="button"
-            className="lovart-chat-promo-message"
-            onClick={onActivate}
-            disabled={!onActivate}
-            title={text}
-          >
-            <svg
-              aria-hidden="true"
-              width="16"
-              height="18"
-              viewBox="0 0 24 28"
-              className="lovart-chat-promo-badge"
-            >
-              <path d="M10 1.15a4 4 0 0 1 4 0l8 4.6a4 4 0 0 1 2 3.46v9.58a4 4 0 0 1-2 3.46l-8 4.6a4 4 0 0 1-4 0l-8-4.6A4 4 0 0 1 0 18.79V9.21a4 4 0 0 1 2-3.46Z" fill="#ddef65" />
-              <path
-                d="M12 5.5c1.2 5.3 2.2 6.3 7.5 7.5-5.3 1.2-6.3 2.2-7.5 7.5C10.8 15.2 9.8 14.2 4.5 13c5.3-1.2 6.3-2.2 7.5-7.5Z"
-                fill="#111"
-              />
-            </svg>
-            <span>{text}</span>
-          </button>
-          <button
-            type="button"
-            className="lovart-chat-promo-close"
-            aria-label="关闭优惠广告"
-            onClick={onDismiss}
-          >
-            <ReferenceIcon name="close" size={18} />
-          </button>
-        </div>
-      </div>
-    </div>
-  );
-}

components/canvas/CanvasFileListPanel.tsx

@@ -19,7 +19,6 @@ const PROJECT_LIST_PAGE_SIZE = 24;
 interface CanvasFileListPanelProps {
   currentId: string;
   onClose: () => void;
-  onNavigate?: (url: string) => void;
   workspaceType?: CanvasWorkspaceType;
   workspaceLabel?: string;
   createUrl?: string;
@@ -29,7 +28,6 @@ interface CanvasFileListPanelProps {
 export function CanvasFileListPanel({
   currentId,
   onClose,
-  onNavigate,
   workspaceType = "canvas",
   workspaceLabel = "画布",
   createUrl = "/canvas?new=1",
@@ -90,10 +88,6 @@ export function CanvasFileListPanel({
 
   // 创建新画布
   const handleCreateNew = async () => {
-    if (onNavigate) {
-      onNavigate(createUrl);
-      return;
-    }
     router.push(createUrl);
   };
 
@@ -106,10 +100,6 @@ export function CanvasFileListPanel({
     }
     const targetUrl = buildProjectUrl(id);
     onClose(); // 关闭文件列表面板
-    if (onNavigate) {
-      onNavigate(targetUrl);
-      return;
-    }
     // 强制整页跳转，避免仅更新 URL 不刷新
     setTimeout(() => {
       window.location.assign(targetUrl);

components/canvas/CanvasImageDownloadProgressDialog.tsx

@@ -28,7 +28,6 @@ export function CanvasImageDownloadProgressDialog({
       : null;
   const loadedLabel = formatBytes(progress.loadedBytes);
   const totalLabel = formatBytes(progress.totalBytes);
-  const converting = progress.phase === "converting";
 
   return createPortal(
     <div
@@ -42,12 +41,12 @@ export function CanvasImageDownloadProgressDialog({
               {progress.phase === "saving" ? (
                 <Download className="h-4 w-4" />
               ) : (
-                <Loader2 className="h-4 w-4 motion-safe:animate-spin" />
+                <Loader2 className="h-4 w-4 animate-spin" />
               )}
             </span>
             <div>
               <div className="text-[14px] font-semibold">下载原图</div>
-              <div className="mt-0.5 text-[12px] text-white/58" role="status">{progress.message}</div>
+              <div className="mt-0.5 text-[12px] text-white/58">{progress.message}</div>
             </div>
           </div>
           {onCancel ? (
@@ -64,19 +63,14 @@ export function CanvasImageDownloadProgressDialog({
 
         <div className="mt-4">
           <div className="mb-2 flex items-center justify-between text-[12px] text-white/55">
-            <span>{loadedLabel && totalLabel ? `${loadedLabel} / ${totalLabel}` : converting ? "格式转换中" : "正在处理文件"}</span>
+            <span>{loadedLabel && totalLabel ? `${loadedLabel} / ${totalLabel}` : "正在处理文件"}</span>
             <span>{percent !== null ? `${percent}%` : "..."}</span>
           </div>
-          <div
-            className="relative h-2 overflow-hidden rounded-full bg-white/10"
-            role="progressbar"
-            aria-label={converting ? "图片格式转换" : "图片下载"}
-            aria-valuenow={percent ?? undefined}
-          >
+          <div className="relative h-2 overflow-hidden rounded-full bg-white/10">
             <div
               className={cn(
                 "absolute inset-y-0 left-0 rounded-full bg-gradient-to-r from-cyan-300 via-sky-400 to-emerald-300",
-                percent === null && "w-1/3 motion-safe:animate-[download-indeterminate_1.15s_ease-in-out_infinite]"
+                percent === null && "w-1/3 animate-[download-indeterminate_1.15s_ease-in-out_infinite]"
               )}
               style={percent !== null ? { width: `${percent}%` } : undefined}
             />

components/canvas/CanvasRemoteOperationContext.tsx

@@ -1,26 +0,0 @@
-"use client";
-
-import { createContext, useContext } from "react";
-import type { CanvasState } from "@/types/canvas";
-
-export type CanvasRemoteOperationResult = {
-  projectId: string;
-  canvasData: CanvasState;
-  updatedAt: string;
-};
-export type CanvasRemoteOperation = (() => Promise<void>) | (() => Promise<CanvasRemoteOperationResult | undefined>);
-
-export const CanvasRemoteOperationContext = createContext<
-  {
-    run: (operation: CanvasRemoteOperation) => Promise<void>;
-    applySnapshot: (result: CanvasRemoteOperationResult) => boolean;
-  } | null
->(null);
-
-export function useCanvasRemoteOperation() {
-  return useContext(CanvasRemoteOperationContext)?.run || null;
-}
-
-export function useCanvasRemoteSnapshot() {
-  return useContext(CanvasRemoteOperationContext)?.applySnapshot || null;
-}

components/canvas/CanvasSurfaceHeader.tsx

@@ -1,76 +0,0 @@
-"use client";
-
-import { ReferenceIcon } from "@/components/lovart/reference-icon";
-
-type CanvasSurfaceHeaderProps = {
-  onAddImage: () => void;
-  onHome: () => void;
-  onOpenFiles: () => void;
-  projectTitle: string;
-  rightInset: number;
-};
-
-const iconButtonClass =
-  "inline-flex h-[28px] w-[28px] items-center justify-center rounded-[8px] p-0 text-[#858585] transition-colors hover:bg-black/5 focus-visible:outline-2 focus-visible:outline-offset-2 dark:hover:bg-white/10";
-
-export function CanvasSurfaceHeader({
-  onAddImage,
-  onHome,
-  onOpenFiles,
-  projectTitle,
-  rightInset,
-}: CanvasSurfaceHeaderProps) {
-  return (
-    <div
-      className="absolute left-0 top-0 z-20 flex h-[40px] items-center justify-between border-b border-[#ededed] bg-white px-3 dark:border-white/10 dark:bg-zinc-950"
-      data-canvas-topbar="true"
-      style={{ right: rightInset }}
-    >
-      <div className="flex min-w-0 items-center gap-2">
-        <button
-          aria-label="返回首页"
-          className={iconButtonClass}
-          onClick={onHome}
-          title="返回首页"
-          type="button"
-        >
-          <ReferenceIcon name="branding" size={16} />
-        </button>
-        <button
-          aria-label="添加参考素材"
-          className={iconButtonClass}
-          onClick={onAddImage}
-          title="添加参考素材"
-          type="button"
-        >
-          <ReferenceIcon name="reference" size={16} />
-        </button>
-        <button
-          aria-label="查看项目文件"
-          className={iconButtonClass}
-          onClick={onOpenFiles}
-          title="查看项目文件"
-          type="button"
-        >
-          <ReferenceIcon name="brand" size={16} />
-        </button>
-        <div className="mx-1 h-4 w-px bg-[#ededed] dark:bg-white/10" />
-        <span className="inline-flex h-7 min-w-0 items-center gap-2 rounded-[8px] bg-[#ededed] px-3 text-[13px] text-[#333333] dark:bg-white/10 dark:text-white">
-          <ReferenceIcon name="page" size={16} />
-          <span className="max-w-[160px] truncate">
-            {projectTitle || "页面 1"}
-          </span>
-        </span>
-        <button
-          aria-label="添加到画布"
-          className={iconButtonClass}
-          onClick={onAddImage}
-          title="添加到画布"
-          type="button"
-        >
-          <ReferenceIcon name="plus" size={16} />
-        </button>
-      </div>
-    </div>
-  );
-}

components/canvas/CanvasToolbarIcon.tsx

@@ -1,10 +1,6 @@
 "use client";
 
 import type { CSSProperties } from "react";
-import {
-  ReferenceIcon,
-  type ReferenceIconName,
-} from "@/components/lovart/reference-icon";
 import type { LucideIcon } from "lucide-react";
 import type { CanvasToolbarItemConfig } from "@/lib/canvas-toolbar-config";
 import { cn } from "@/lib/utils";
@@ -16,12 +12,13 @@ type CanvasToolbarIconProps = {
   className?: string;
   style?: CSSProperties;
   active?: boolean;
-  referenceName?: ReferenceIconName;
-  referenceSize?: number;
 };
 
 function isSvgIconUrl(url: string) {
-  return /^data:image\/svg\+xml/i.test(url) || /\.svg(?:[?#].*)?$/i.test(url);
+  return (
+    /^data:image\/svg\+xml/i.test(url) ||
+    /\.svg(?:[?#].*)?$/i.test(url)
+  );
 }
 
 function stripImageFilterClasses(className?: string) {
@@ -45,8 +42,6 @@ export function CanvasToolbarIcon({
   className,
   style,
   active = false,
-  referenceName,
-  referenceSize = 18,
 }: CanvasToolbarIconProps) {
   const resolvedIconUrl = String(iconUrl || item?.iconUrl || "").trim();
 
@@ -80,9 +75,7 @@ export function CanvasToolbarIcon({
         aria-hidden="true"
         className={cn(
           "object-contain",
-          active
-            ? "brightness-0 invert opacity-95"
-            : "brightness-0 opacity-80 dark:invert",
+          active ? "brightness-0 invert opacity-95" : "brightness-0 opacity-80 dark:invert",
           className
         )}
         src={resolvedIconUrl}
@@ -91,15 +84,5 @@ export function CanvasToolbarIcon({
     );
   }
 
-  if (referenceName) {
-    return (
-      <ReferenceIcon
-        name={referenceName}
-        size={referenceSize}
-        className={className}
-        style={style}
-      />
-    );
-  }
   return <FallbackIcon className={className} style={style} />;
 }

components/canvas/CanvasWorkspace.tsx

@@ -12,13 +12,8 @@ import { UiScreenNode } from "./nodes/UiScreenNode";
 import { VideoNode } from "./nodes/VideoNode";
 import { WorkflowNode } from "./nodes/WorkflowNode";
 import { CanvasToolbarIcon } from "./CanvasToolbarIcon";
-import { CanvasBlankContextMenu } from "./CanvasBlankContextMenu";
-import { getCanvasFitViewport } from "@/lib/canvas/viewport-fit";
-import { downloadCanvasSelectionZip } from "@/lib/client/canvas-zip-download";
-import { fetchUploadWithRetry } from "@/lib/client/upload-with-retry";
 import { cn } from "@/lib/utils";
 import { Button } from "@/components/ui/button";
-import { Tooltip, TooltipContent, TooltipTrigger } from "@/components/ui/tooltip";
 import { toast } from "sonner";
 import { imageGenerationService } from "@/services/canvas";
 import {
@@ -33,7 +28,6 @@ import {
   LayoutTemplate,
   LayoutGrid,
   Lightbulb,
-  Loader2,
   Minus,
   Pin,
   Plus,
@@ -396,11 +390,6 @@ export function CanvasWorkspace({
   } | null;
   const containerRef = useRef<HTMLDivElement>(null);
   const contentLayerRef = useRef<HTMLDivElement>(null);
-  const contextImageInputRef = useRef<HTMLInputElement>(null);
-  const contextVideoInputRef = useRef<HTMLInputElement>(null);
-  const contextCanvasPointRef = useRef<Position>({ x: 0, y: 0 });
-  const [blankContextPosition, setBlankContextPosition] = useState<Position | null>(null);
-  const [isContextVideoUploading, setIsContextVideoUploading] = useState(false);
   const [isPanning, setIsPanning] = useState(false);
   const [panStart, setPanStart] = useState<Position>({ x: 0, y: 0 });
   const [isMarqueeSelecting, setIsMarqueeSelecting] = useState(false);
@@ -738,6 +727,10 @@ export function CanvasWorkspace({
     canvasToolbarConfig,
     "imageLayoutReplace"
   );
+  // 局部编辑属于主无限画布图片的固定能力，旧配置缺少该 key 时也保持可见。
+  const selectedImageLocalEditEnabled = true;
+  // 排版替换同样是主无限画布图片的核心 AI 入口，旧配置缺少该 key 时也保持可见。
+  const selectedImageLayoutReplaceEnabled = true;
   
   // Store actions
   const selectNode = useCanvasStore((state) => state.selectNode);
@@ -1113,61 +1106,42 @@ export function CanvasWorkspace({
   );
 
   const fitAllImageNodesIntoViewport = useCallback(() => {
-    const fit = getCanvasFitViewport(
-      nodes.filter((node) => node.type === "image" && Boolean((node.data as any)?.src)),
-      containerSize, occlusionRight
+    const imageNodes = nodes.filter(
+      (node) => node.type === "image" && Boolean((node.data as any)?.src)
     );
-    if (fit) setViewport(fit);
-  }, [containerSize, nodes, occlusionRight, setViewport]);
+    if (imageNodes.length === 0) return;
+    if (containerSize.width <= 0 || containerSize.height <= 0) return;
 
-  const fitAllCanvasNodesIntoViewport = useCallback(() => {
-    const fit = getCanvasFitViewport(nodes, containerSize, occlusionRight);
-    if (fit) setViewport(fit);
-  }, [containerSize, nodes, occlusionRight, setViewport]);
+    const padding = 80;
+    const minX = Math.min(...imageNodes.map((node) => node.position.x));
+    const minY = Math.min(...imageNodes.map((node) => node.position.y));
+    const maxX = Math.max(
+      ...imageNodes.map((node) => node.position.x + node.size.width)
+    );
+    const maxY = Math.max(
+      ...imageNodes.map((node) => node.position.y + node.size.height)
+    );
 
-  const handleBlankCanvasContextMenu = useCallback((event: React.MouseEvent) => {
-    if (isWorkflowCanvas || hasBlockingDialogOpen() || canvasImageSelectionSession) return;
-    if (!(event.target instanceof Element) || event.target.closest(
-      '[data-canvas-node-id], [data-canvas-overlay], [data-canvas-no-drag="true"], button, input, textarea, select, a, [contenteditable="true"]'
-    )) return;
-    const rect = containerRef.current?.getBoundingClientRect();
-    if (!rect) return;
-    event.preventDefault();
-    event.stopPropagation();
-    contextCanvasPointRef.current = {
-      x: (event.clientX - rect.left - viewportRef.current.x) / viewportRef.current.zoom,
-      y: (event.clientY - rect.top - viewportRef.current.y) / viewportRef.current.zoom,
-    };
-    setBlankContextPosition({ x: event.clientX, y: event.clientY });
-    setAgentSlotContextMenu(null);
-  }, [canvasImageSelectionSession, hasBlockingDialogOpen, isWorkflowCanvas]);
+    const contentWidth = Math.max(1, maxX - minX + padding * 2);
+    const contentHeight = Math.max(1, maxY - minY + padding * 2);
 
-  const zoomCanvasFromContextMenu = useCallback((factor: number) => {
-    const current = useCanvasStore.getState().viewport;
-    const zoom = Math.max(0.1, Math.min(4, current.zoom * factor));
-    const centerX = Math.max(1, containerSize.width - occlusionRight) / 2;
-    const centerY = containerSize.height / 2;
-    const ratio = zoom / current.zoom;
-    setViewport({ x: centerX - (centerX - current.x) * ratio, y: centerY - (centerY - current.y) * ratio, zoom });
-  }, [containerSize, occlusionRight, setViewport]);
+    const visibleWidth = Math.max(240, containerSize.width - Math.max(0, occlusionRight));
+    const fitZoomX = visibleWidth / contentWidth;
+    const fitZoomY = containerSize.height / contentHeight;
+    const targetZoom = Math.max(0.05, Math.min(4, Math.min(fitZoomX, fitZoomY)));
 
-  React.useEffect(() => {
-    if (isWorkflowCanvas) return;
-    const handleFitShortcut = (event: KeyboardEvent) => {
-      if (!event.shiftKey || event.metaKey || event.ctrlKey || event.altKey || event.code !== "Digit1") return;
-      if (hasBlockingDialogOpen() || (event.target instanceof Element && event.target.closest(
-        'input, textarea, [contenteditable="true"], [role="textbox"]'
-      ))) return;
-      const active = document.activeElement;
-      if (active && active !== document.body && !containerRef.current?.contains(active)
-        && !active.closest('[data-canvas-floating-toolbar], [data-canvas-blank-menu="true"]')) return;
-      event.preventDefault();
-      fitAllCanvasNodesIntoViewport();
-      setBlankContextPosition(null);
-    };
-    window.addEventListener("keydown", handleFitShortcut);
-    return () => window.removeEventListener("keydown", handleFitShortcut);
-  }, [fitAllCanvasNodesIntoViewport, hasBlockingDialogOpen, isWorkflowCanvas]);
+    const centerX = (minX + maxX) / 2;
+    const centerY = (minY + maxY) / 2;
+    const visibleCenterX = visibleWidth / 2;
+    const nextViewportX = visibleCenterX - centerX * targetZoom;
+    const nextViewportY = containerSize.height / 2 - centerY * targetZoom;
+
+    setViewport({
+      x: nextViewportX,
+      y: nextViewportY,
+      zoom: targetZoom,
+    });
+  }, [containerSize.height, containerSize.width, nodes, occlusionRight, setViewport]);
 
   const getNodeInputAnchor = useCallback(
     (node: CanvasNode): Position => ({
@@ -1284,7 +1258,6 @@ export function CanvasWorkspace({
     if (canvasImageSelectionSession) return;
     if (hasBlockingDialogOpen()) return;
     setAgentSlotContextMenu(null);
-    setBlankContextPosition(null);
     if (!isEventFromCanvasContainer(e.target)) return;
     if (suppressCanvasClickRef.current) {
       suppressCanvasClickRef.current = false;
@@ -1321,7 +1294,7 @@ export function CanvasWorkspace({
       !isPointOnNodeElement(e.target);
 
     if (
-      (tool === 'pan' && e.button === 0) ||
+      tool === 'pan' ||
       e.button === 1 ||
       (e.button === 0 && e.altKey) ||
       shouldPanBlankWorkflowCanvas
@@ -1684,105 +1657,6 @@ export function CanvasWorkspace({
     }
   }, [addNode, clearLatestGeneratedImageHighlights, getImageDimensionsFromFile, updateNode, viewport.x, viewport.y, viewport.zoom]);
 
-  const getContextUploadClientPoint = useCallback(() => {
-    const rect = containerRef.current?.getBoundingClientRect();
-    const current = viewportRef.current;
-    return {
-      x: (rect?.left ?? 0) + current.x + contextCanvasPointRef.current.x * current.zoom,
-      y: (rect?.top ?? 0) + current.y + contextCanvasPointRef.current.y * current.zoom,
-    };
-  }, []);
-
-  const pasteCanvasText = useCallback((text: string, point: Position) => {
-    if (!text.trim()) return;
-    addNode({
-      type: "text", position: point, size: { width: 320, height: 160 },
-      data: { content: text, color: "#111827" }, connections: [],
-    });
-  }, [addNode]);
-
-  const uploadContextVideos = useCallback(async (files: File[]) => {
-    if (!files.length || isContextVideoUploading) return;
-    const position = { ...contextCanvasPointRef.current };
-    setIsContextVideoUploading(true);
-    try {
-      for (const [index, file] of files.entries()) {
-        if (!["video/mp4", "video/quicktime", "video/webm"].includes(file.type)) {
-          toast.error("请选择 MP4、MOV 或 WebM 视频");
-          continue;
-        }
-        if (file.size > 50 * 1024 * 1024) {
-          toast.error("视频文件不能超过 50MB");
-          continue;
-        }
-        const loadingToast = toast.loading(`正在上传 ${file.name}`);
-        try {
-          const formData = new FormData();
-          formData.append("file", file);
-          formData.append("purpose", "canvas-video-process");
-          const response = await fetchUploadWithRetry(formData);
-          const result = await response.json();
-          if (!response.ok || !result.url) throw new Error(result.error || "视频上传失败");
-          addNode({
-            type: "video", position: { x: position.x + index * 24, y: position.y + index * 24 },
-            size: { width: 320, height: 180 },
-            data: { src: result.url, assetId: result.assetId, status: "completed", prompt: file.name,
-              metadata: { source: "local-upload", fileName: file.name, contentType: file.type } },
-            connections: [],
-          });
-          toast.success("视频已添加到画布");
-        } catch (error) {
-          toast.error(error instanceof Error ? error.message : "视频上传失败，请重试");
-        } finally {
-          toast.dismiss(loadingToast);
-        }
-      }
-    } finally {
-      setIsContextVideoUploading(false);
-    }
-  }, [addNode, isContextVideoUploading]);
-
-  const pasteFromContextMenu = useCallback(async () => {
-    const pastePoint = { ...contextCanvasPointRef.current };
-    const clientPoint = getContextUploadClientPoint();
-    try {
-      const files: File[] = [];
-      let text = "";
-      if (typeof navigator.clipboard?.read === "function") {
-        const items = await navigator.clipboard.read();
-        for (const [index, item] of items.entries()) {
-          const imageType = item.types.find((type) => type.startsWith("image/"));
-          if (imageType) {
-            const blob = await item.getType(imageType);
-            files.push(new File([blob], `粘贴图片-${Date.now()}-${index}.${imageType.split("/")[1]}`, { type: imageType }));
-          } else if (item.types.includes("text/plain")) {
-            text += await (await item.getType("text/plain")).text();
-          }
-        }
-      } else if (typeof navigator.clipboard?.readText === "function") {
-        text = await navigator.clipboard.readText();
-      } else {
-        throw new Error("Clipboard unavailable");
-      }
-      if (files.length) {
-        await processDroppedFiles(files, clientPoint.x, clientPoint.y);
-      } else if (text.trim()) {
-        pasteCanvasText(text, pastePoint);
-      } else {
-        toast.info("剪贴板中没有可粘贴的图片或文字");
-      }
-    } catch {
-      toast.info(`无法读取剪贴板，请使用 ${isMacPlatform ? "⌘V" : "Ctrl+V"} 粘贴`);
-    }
-  }, [getContextUploadClientPoint, isMacPlatform, pasteCanvasText, processDroppedFiles]);
-
-  React.useEffect(() => {
-    if (!blankContextPosition) return;
-    const close = () => setBlankContextPosition(null);
-    window.addEventListener("resize", close);
-    return () => window.removeEventListener("resize", close);
-  }, [blankContextPosition]);
-
   React.useEffect(() => {
     const handleWindowDrop = async (e: DragEvent) => {
       if (!isFileDrag(e.dataTransfer)) return;
@@ -1845,44 +1719,24 @@ export function CanvasWorkspace({
 
   React.useEffect(() => {
     const handlePaste = async (e: ClipboardEvent) => {
-      const activeElement = document.activeElement;
-      const fromContextMenu = Boolean(activeElement?.closest('[data-canvas-blank-menu="true"]'));
-      if (hasBlockingDialogOpen() || (!fromContextMenu && isEditablePasteTarget(e.target))) return;
+      if (hasBlockingDialogOpen() || isEditablePasteTarget(e.target)) return;
 
       const container = containerRef.current;
       if (!container) return;
+      const activeElement = document.activeElement;
       if (
         activeElement instanceof HTMLElement &&
         activeElement !== document.body &&
-        !container.contains(activeElement) && !fromContextMenu
+        !container.contains(activeElement)
       ) {
         return;
       }
 
       const files = extractImageFilesFromDataTransfer(e.clipboardData);
-      const text = e.clipboardData?.getData("text/plain") || "";
-      if (files.length === 0 && (isWorkflowCanvas || !text.trim())) return;
+      if (files.length === 0) return;
 
       e.preventDefault();
       const rect = container.getBoundingClientRect();
-      if (fromContextMenu) {
-        setBlankContextPosition(null);
-        if (files.length) {
-          const point = getContextUploadClientPoint();
-          await processDroppedFiles(files, point.x, point.y);
-        } else {
-          pasteCanvasText(text, { ...contextCanvasPointRef.current });
-        }
-        return;
-      }
-      if (files.length === 0) {
-        const current = viewportRef.current;
-        pasteCanvasText(text, {
-          x: (rect.width / 2 - current.x) / current.zoom,
-          y: (rect.height / 2 - current.y) / current.zoom,
-        });
-        return;
-      }
       await processDroppedFiles(
         files,
         rect.left + rect.width / 2,
@@ -1892,7 +1746,7 @@ export function CanvasWorkspace({
 
     window.addEventListener("paste", handlePaste);
     return () => window.removeEventListener("paste", handlePaste);
-  }, [getContextUploadClientPoint, hasBlockingDialogOpen, isWorkflowCanvas, pasteCanvasText, processDroppedFiles]);
+  }, [hasBlockingDialogOpen, processDroppedFiles]);
 
   const handleDownloadSelectedImages = useCallback(async () => {
     if (selectedImageNodes.length === 0) {
@@ -1915,10 +1769,10 @@ export function CanvasWorkspace({
         const rawImageUrl = String(nodeData?.src || "").trim();
         if (!rawImageUrl) return null;
         let imageUrl = inferOriginalImageUrl(rawImageUrl) || rawImageUrl;
-        if (browserOrigin && rawImageUrl.startsWith("//")) {
-          imageUrl = `${window.location.protocol}${rawImageUrl}`;
-        } else if (browserOrigin && rawImageUrl.startsWith("/")) {
+        if (browserOrigin && rawImageUrl.startsWith("/")) {
           imageUrl = `${browserOrigin}${rawImageUrl}`;
+        } else if (browserOrigin && rawImageUrl.startsWith("//")) {
+          imageUrl = `${window.location.protocol}${rawImageUrl}`;
         }
         const name =
           String(nodeData?.title || "").trim() ||
@@ -1934,18 +1788,32 @@ export function CanvasWorkspace({
     }
 
     setIsDownloadSubmitting(true);
-    const toastId = toast.loading("正在准备所选图片...");
     try {
-      const result = await downloadCanvasSelectionZip({ folderName, files,
-        selectionKey: `${useCanvasStore.getState().projectId}:${selectedImageNodes.map(node => node.id).sort().join(",")}`,
-        onProgress: task => toast.loading(`${task.stage}（${task.progress}%）`, { id: toastId }),
+      const form = document.createElement("form");
+      form.method = "POST";
+      form.action = "/api/canvas/download-zip";
+      form.style.display = "none";
+
+      const payloadInput = document.createElement("input");
+      payloadInput.type = "hidden";
+      payloadInput.name = "payload";
+      payloadInput.value = JSON.stringify({
+        folderName,
+        files,
       });
-      if (result.failedCount) toast.warning(`已开始下载 ${result.successCount} 张图片，${result.failedCount} 张未能读取；ZIP 内附失败清单`, { id: toastId, duration: 10000 });
-      else toast.success(`ZIP 已准备完成，正在下载 ${result.successCount} 张图片`, { id: toastId });
-    } catch (error) {
-      toast.error(error instanceof Error ? error.message : "打包下载失败，请稍后重试", { id: toastId });
+      form.appendChild(payloadInput);
+
+      document.body.appendChild(form);
+      form.submit();
+      form.remove();
+
+      toast.success("已开始打包下载，请留意浏览器下载栏");
+    } catch (_error) {
+      toast.error("下载失败，请稍后重试");
     } finally {
-      setIsDownloadSubmitting(false);
+      window.setTimeout(() => {
+        setIsDownloadSubmitting(false);
+      }, 800);
     }
   }, [isDownloadSubmitting, selectedImageNodes]);
 
@@ -2401,47 +2269,12 @@ export function CanvasWorkspace({
       onMouseUp={handleMouseUp}
       onMouseLeave={handleMouseUp}
       onDoubleClick={handleBlankCanvasDoubleClick}
-      onContextMenu={handleBlankCanvasContextMenu}
       onWheel={handleWheel}
       onDragEnter={handleDragEnter}
       onDragLeave={handleDragLeave}
       onDragOver={handleDragOver}
       onDrop={handleDrop}
     >
-      {!isWorkflowCanvas && (
-        <>
-          <input
-            ref={contextImageInputRef} type="file" accept="image/*" multiple className="hidden"
-            aria-label="从右键菜单上传图片"
-            onChange={(event) => {
-              const files = Array.from(event.target.files || []);
-              event.target.value = "";
-              const point = getContextUploadClientPoint();
-              void processDroppedFiles(files, point.x, point.y);
-            }}
-          />
-          <input
-            ref={contextVideoInputRef} type="file" accept="video/mp4,video/quicktime,video/webm,.mp4,.mov,.webm" multiple className="hidden"
-            aria-label="从右键菜单上传视频"
-            onChange={(event) => {
-              const files = Array.from(event.target.files || []);
-              event.target.value = "";
-              void uploadContextVideos(files);
-            }}
-          />
-          <CanvasBlankContextMenu
-            position={blankContextPosition} isMac={isMacPlatform} videoUploading={isContextVideoUploading}
-            onClose={() => setBlankContextPosition(null)}
-            onUploadImage={() => contextImageInputRef.current?.click()}
-            onUploadVideo={() => contextVideoInputRef.current?.click()}
-            onPaste={() => { void pasteFromContextMenu(); }}
-            onZoomIn={() => zoomCanvasFromContextMenu(1.2)}
-            onZoomOut={() => zoomCanvasFromContextMenu(1 / 1.2)}
-            onFitAll={fitAllCanvasNodesIntoViewport}
-            onResetZoom={() => setViewport({ x: 0, y: 0, zoom: 1 })}
-          />
-        </>
-      )}
       {isWorkflowCanvas ? (
         <>
           <div className="pointer-events-none absolute inset-0 pattern-grid-lg text-white opacity-[0.065]" />
@@ -2733,14 +2566,10 @@ export function CanvasWorkspace({
       )}
       {!canvasImageSelectionSession && selectedImageNodes.length > 0 && (
         <div
-          className={cn(
-            "absolute left-4 z-30 flex items-center gap-2",
-            isWorkflowCanvas ? "bottom-16" : "bottom-[20px]"
-          )}
+          className="absolute bottom-16 left-4 z-30 flex items-center gap-2"
           data-canvas-overlay
-          data-canvas-selection-actions="true"
         >
-          {isWorkflowCanvas && selectedImageNodes.length === 1 ? (
+          {selectedImageLocalEditEnabled && selectedImageNodes.length === 1 ? (
             <Button
               variant={isWorkflowCanvas ? "outline" : "secondary"}
               size="sm"
@@ -2762,7 +2591,7 @@ export function CanvasWorkspace({
               {selectedImageLocalEditItem.label}
             </Button>
           ) : null}
-          {isWorkflowCanvas &&
+          {selectedImageLayoutReplaceEnabled &&
           selectedImageNodes.length >= 1 ? (
             <Button
               variant={isWorkflowCanvas ? "outline" : "secondary"}
@@ -2791,48 +2620,27 @@ export function CanvasWorkspace({
               {selectedImageLayoutReplaceItem.label}
             </Button>
           ) : null}
-          <Tooltip>
-            <TooltipTrigger asChild>
-              <Button
-                variant={isWorkflowCanvas ? "outline" : "secondary"}
-                size={isWorkflowCanvas ? "sm" : "icon"}
-                className={cn(
-                  isWorkflowCanvas
-                    ? "h-8 gap-1.5 rounded-full border border-[#dbe2ee] bg-white px-3 text-xs text-[#3b4860] shadow-[0_0_0_1px_rgba(219,226,238,0.26)] hover:bg-[#f7f9ff]"
-                    : "h-[32px] w-[32px] rounded-[8px] border border-[#e9e9e9] bg-white p-0 text-[#333333] shadow-[0_1px_3px_rgba(0,0,0,0.035)] hover:bg-[#f5f5f5] dark:border-white/10 dark:bg-zinc-950 dark:text-white dark:hover:bg-white/10"
-                )}
-                onClick={handleDownloadSelectedImages}
-                disabled={isDownloadSubmitting}
-                aria-label={
-                  isDownloadSubmitting
-                    ? "打包中..."
-                    : `${getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder").label}(${selectedImageNodes.length})`
-                }
-              >
-                {!isWorkflowCanvas && isDownloadSubmitting ? (
-                  <Loader2 className="h-5 w-5 animate-spin" />
-                ) : (
-                  <CanvasToolbarIcon
-                    className={isWorkflowCanvas ? "h-3.5 w-3.5" : "h-5 w-5"}
-                    fallback={Download}
-                    referenceName={isWorkflowCanvas ? undefined : "image-download"}
-                    referenceSize={20}
-                    item={getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder")}
-                  />
-                )}
-                {isWorkflowCanvas
-                  ? isDownloadSubmitting
-                    ? "打包中..."
-                    : `${getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder").label}(${selectedImageNodes.length})`
-                  : null}
-              </Button>
-            </TooltipTrigger>
-            <TooltipContent side="top">
-              {isDownloadSubmitting
-                ? "打包中..."
-                : `${getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder").label}(${selectedImageNodes.length})`}
-            </TooltipContent>
-          </Tooltip>
+          <Button
+            variant={isWorkflowCanvas ? "outline" : "secondary"}
+            size="sm"
+            className={cn(
+              "h-8 gap-1.5 px-3 text-xs shadow-sm border border-border/60",
+              isWorkflowCanvas &&
+                "rounded-full border-[#dbe2ee] bg-white text-[#3b4860] shadow-[0_0_0_1px_rgba(219,226,238,0.26)] hover:bg-[#f7f9ff]"
+            )}
+            onClick={handleDownloadSelectedImages}
+            disabled={isDownloadSubmitting}
+            title={getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder").label}
+          >
+            <CanvasToolbarIcon
+              className="h-3.5 w-3.5"
+              fallback={Download}
+              item={getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder")}
+            />
+            {isDownloadSubmitting
+              ? "打包中..."
+              : `${getCanvasToolbarItem(canvasToolbarConfig, "downloadFolder").label}(${selectedImageNodes.length})`}
+          </Button>
         </div>
       )}
 

components/canvas/ReferenceImageToolbar.tsx

@@ -1,452 +0,0 @@
-"use client";
-
-import { ChevronRight, X } from "lucide-react";
-import {
-  Children,
-  cloneElement,
-  forwardRef,
-  isValidElement,
-  useState,
-  type HTMLAttributes,
-  type MouseEvent,
-  type ReactElement,
-  type ReactNode,
-} from "react";
-import { toast } from "sonner";
-import { ReferenceIcon } from "@/components/lovart/reference-icon";
-import { CanvasToolbarIcon } from "@/components/canvas/CanvasToolbarIcon";
-import {
-  Dialog,
-  DialogContent,
-  DialogDescription,
-  DialogTitle,
-} from "@/components/ui/dialog";
-import {
-  DropdownMenu,
-  DropdownMenuContent,
-  DropdownMenuItem,
-  DropdownMenuSeparator,
-  DropdownMenuTrigger,
-} from "@/components/ui/dropdown-menu";
-import {
-  Tooltip,
-  TooltipContent,
-  TooltipTrigger,
-} from "@/components/ui/tooltip";
-import {
-  saveImageToolbarPreferences,
-  useImageToolbarPreferences,
-  type ImageToolbarPreferences,
-} from "@/lib/canvas-image-toolbar-preferences";
-
-type ToolProps = HTMLAttributes<HTMLButtonElement> & {
-  "data-tool-key"?: string;
-  disabled?: boolean;
-  children?: ReactNode;
-};
-type Tool = ReactElement<ToolProps>;
-type Props = HTMLAttributes<HTMLDivElement> & {
-  referencePresentation: boolean;
-  defaultPinnedKeys: string[];
-};
-
-function toolLabel(tool: Tool) {
-  return tool.props.title || "";
-}
-function toolIcon(tool: Tool, size: number) {
-  const icon = Children.toArray(tool.props.children).find(isValidElement);
-  if (
-    !isValidElement<{
-      className?: string;
-      style?: object;
-      referenceSize?: number;
-    }>(icon)
-  )
-    return null;
-  return cloneElement(icon, {
-    className: "shrink-0",
-    style: { width: size, height: size },
-    ...(icon.type === CanvasToolbarIcon ? { referenceSize: size } : {}),
-  });
-}
-function toolCredit(tool: Tool) {
-  return Children.toArray(tool.props.children).find(
-    (child) =>
-      isValidElement<{ compact?: boolean; label?: string }>(child) &&
-      child.props.compact &&
-      child.props.label
-  ) as
-    | ReactElement<{ compact?: boolean; label?: string; className?: string }>
-    | undefined;
-}
-function tooltipButton(tool: Tool, showNames: boolean) {
-  const name = toolLabel(tool);
-  // Clone the existing action so its handler, busy state and administrator icon override remain intact.
-  const button = cloneElement(tool, {
-    title: undefined,
-    "aria-label": name,
-    children: (
-      <>
-        {toolIcon(tool, 25)}
-        {showNames && <span className="lovart-image-tool-label">{name}</span>}
-      </>
-    ),
-  });
-  return (
-    <Tooltip key={tool.props["data-tool-key"] || name}>
-      <TooltipTrigger asChild>{button}</TooltipTrigger>
-      <TooltipContent
-        className="lovart-image-tool-tooltip"
-        side="top"
-        sideOffset={8}
-      >
-        {name}
-        {toolCredit(tool) &&
-          cloneElement(toolCredit(tool)!, {
-            compact: false,
-            className: "lovart-image-tool-cost",
-          })}
-      </TooltipContent>
-    </Tooltip>
-  );
-}
-
-export const ReferenceImageToolbar = forwardRef<HTMLDivElement, Props>(
-  function ReferenceImageToolbar(
-    { referencePresentation, defaultPinnedKeys, children, ...rootProps },
-    ref
-  ) {
-    const saved = useImageToolbarPreferences();
-    const [draft, setDraft] = useState<ImageToolbarPreferences | null>(null);
-    const [draggedKey, setDraggedKey] = useState<string | null>(null);
-    const elements = Children.toArray(children).filter(
-      isValidElement
-    ) as ReactElement<ToolProps>[];
-    const tools = elements.filter(
-      (element) =>
-        element.props["data-tool-key"] &&
-        !["addToChat", "download"].includes(element.props["data-tool-key"]!)
-    );
-    const toolMap = new Map(
-      tools.map((tool) => [tool.props["data-tool-key"]!, tool])
-    );
-    const preferences = saved || {
-      pinnedKeys: defaultPinnedKeys,
-      showNames: false,
-    };
-    const pinned = preferences.pinnedKeys.filter((key) => toolMap.has(key));
-    const moreTools = tools.filter(
-      (tool) => !pinned.includes(tool.props["data-tool-key"]!)
-    );
-    const addToChat = elements.find(
-      (element) => element.props["data-tool-key"] === "addToChat"
-    );
-    const download = elements.find(
-      (element) => element.props["data-tool-key"] === "download"
-    );
-    const originalMenu = elements.find(
-      (element) => element.type === DropdownMenu
-    );
-    const menuChildren = originalMenu
-      ? (Children.toArray(originalMenu.props.children).filter(
-          isValidElement
-        ) as ReactElement<{ children?: ReactNode }>[])
-      : [];
-    const menuTrigger = menuChildren.find(
-      (element) => element.type === DropdownMenuTrigger
-    );
-    const moreButton =
-      menuTrigger &&
-      (Children.toArray(menuTrigger.props.children).find(isValidElement) as
-        | Tool
-        | undefined);
-    const extras = menuChildren.find(
-      (element) => element.type === DropdownMenuContent
-    )?.props.children;
-    const openCustomizer = () =>
-      setDraft({
-        pinnedKeys: [...preferences.pinnedKeys],
-        showNames: preferences.showNames,
-      });
-    const toggle = (key: string) =>
-      setDraft((current) =>
-        current
-          ? {
-              ...current,
-              pinnedKeys: current.pinnedKeys.includes(key)
-                ? current.pinnedKeys.filter((item) => item !== key)
-                : [...current.pinnedKeys, key],
-            }
-          : current
-      );
-    const move = (key: string, target: string) =>
-      setDraft((current) => {
-        if (!current || key === target) return current;
-        const next = [...current.pinnedKeys];
-        const from = next.indexOf(key),
-          to = next.indexOf(target);
-        if (from < 0 || to < 0) return current;
-        next.splice(from, 1);
-        next.splice(to, 0, key);
-        return { ...current, pinnedKeys: next };
-      });
-    if (!referencePresentation)
-      return (
-        <div {...rootProps} ref={ref}>
-          {children}
-        </div>
-      );
-    return (
-      <>
-        <div
-          {...rootProps}
-          ref={ref}
-          style={{ ...rootProps.style, overflowX: "auto" }}
-          data-show-tool-names={preferences.showNames ? "true" : "false"}
-        >
-          {addToChat && tooltipButton(addToChat, preferences.showNames)}
-          {addToChat && <div className="w-px" />}
-          {pinned.map((key) =>
-            tooltipButton(toolMap.get(key)!, preferences.showNames)
-          )}
-          <DropdownMenu>
-            {moreButton && (
-              <Tooltip>
-                <TooltipTrigger asChild>
-                  <DropdownMenuTrigger asChild>
-                    {cloneElement(moreButton, {
-                      title: undefined,
-                      "aria-label": toolLabel(moreButton),
-                      children: toolIcon(moreButton, 25),
-                    })}
-                  </DropdownMenuTrigger>
-                </TooltipTrigger>
-                <TooltipContent
-                  className="lovart-image-tool-tooltip"
-                  sideOffset={8}
-                >
-                  {toolLabel(moreButton)}
-                </TooltipContent>
-              </Tooltip>
-            )}
-            <DropdownMenuContent
-              className="lovart-image-action-menu lovart-image-custom-more"
-              side="bottom"
-              align="end"
-            >
-              {moreTools.map((tool) => (
-                <DropdownMenuItem
-                  key={tool.props["data-tool-key"]}
-                  disabled={tool.props.disabled}
-                  onClick={(event) =>
-                    tool.props.onClick?.(
-                      event as unknown as MouseEvent<HTMLButtonElement>
-                    )
-                  }
-                >
-                  {toolIcon(tool, 18)}
-                  <span>{toolLabel(tool)}</span>
-                  {toolCredit(tool) &&
-                    cloneElement(toolCredit(tool)!, {
-                      compact: false,
-                      className: "lovart-image-tool-cost",
-                    })}
-                </DropdownMenuItem>
-              ))}
-              {extras}
-              <DropdownMenuSeparator />
-              <DropdownMenuItem
-                className="lovart-customize-entry"
-                onSelect={openCustomizer}
-              >
-                自定义工具栏
-                <ChevronRight size={14} />
-              </DropdownMenuItem>
-            </DropdownMenuContent>
-          </DropdownMenu>
-          {download && (
-            <>
-              <div className="w-px" />
-              {tooltipButton(download, preferences.showNames)}
-            </>
-          )}
-        </div>
-        <Dialog
-          open={Boolean(draft)}
-          onOpenChange={(open) => {
-            if (!open) setDraft(null);
-          }}
-        >
-          <DialogContent
-            hideCloseButton
-            className="lovart-toolbar-customizer"
-            overlayClassName="lovart-toolbar-customizer-overlay"
-            onPointerDown={(event) => event.stopPropagation()}
-            onClick={(event) => event.stopPropagation()}
-          >
-            <header className="lovart-customizer-header">
-              <div>
-                <DialogTitle>自定义工具栏</DialogTitle>
-                <DialogDescription>
-                  选择你想在编辑栏中使用的工具
-                </DialogDescription>
-              </div>
-              <div className="lovart-customizer-header-actions">
-                <button
-                  type="button"
-                  aria-label="恢复默认工具栏"
-                  onClick={() =>
-                    setDraft({
-                      pinnedKeys: [...defaultPinnedKeys],
-                      showNames: false,
-                    })
-                  }
-                >
-                  <ReferenceIcon name="toolbar-reset" size={16} />
-                </button>
-                <button
-                  type="button"
-                  aria-label="关闭自定义工具栏"
-                  onClick={() => setDraft(null)}
-                >
-                  <ReferenceIcon name="toolbar-close" size={16} />
-                </button>
-              </div>
-            </header>
-            <div className="lovart-customizer-body">
-              <div
-                className="lovart-customizer-preview"
-                aria-label="工具栏预览"
-              >
-                <div className="lovart-customizer-preview-bar">
-                  {addToChat && (
-                    <span className="lovart-preview-fixed">
-                      {toolIcon(addToChat, 18)}
-                      {draft?.showNames && toolLabel(addToChat)}
-                    </span>
-                  )}
-                  {draft?.pinnedKeys
-                    .filter((key) => toolMap.has(key))
-                    .map((key, index, keys) => {
-                      const tool = toolMap.get(key)!;
-                      return (
-                        <div
-                          className="lovart-preview-chip"
-                          key={key}
-                          draggable
-                          onDragStart={(event) => {
-                            setDraggedKey(key);
-                            event.dataTransfer.setData("text/plain", key);
-                            event.dataTransfer.effectAllowed = "move";
-                          }}
-                          onDragEnd={() => setDraggedKey(null)}
-                          onDragOver={(event) => event.preventDefault()}
-                          onDrop={(event) => {
-                            event.preventDefault();
-                            if (draggedKey) move(draggedKey, key);
-                            setDraggedKey(null);
-                          }}
-                        >
-                          <button
-                            type="button"
-                            className="lovart-preview-handle"
-                            aria-label={`${toolLabel(tool)}，按左右方向键调整顺序`}
-                            onKeyDown={(event) => {
-                              const offset =
-                                event.key === "ArrowLeft"
-                                  ? -1
-                                  : event.key === "ArrowRight"
-                                    ? 1
-                                    : 0;
-                              if (offset && keys[index + offset]) {
-                                event.preventDefault();
-                                move(key, keys[index + offset]);
-                              }
-                            }}
-                          >
-                            {toolIcon(tool, 18)}
-                            {draft.showNames && <span>{toolLabel(tool)}</span>}
-                          </button>
-                          <button
-                            type="button"
-                            aria-label={`移除${toolLabel(tool)}`}
-                            onClick={() => toggle(key)}
-                          >
-                            <X size={12} />
-                          </button>
-                        </div>
-                      );
-                    })}
-                </div>
-              </div>
-              <div className="lovart-customizer-tools">
-                {tools.map((tool) => {
-                  const key = tool.props["data-tool-key"]!;
-                  const isPinned = Boolean(draft?.pinnedKeys.includes(key));
-                  return (
-                    <button
-                      key={key}
-                      type="button"
-                      aria-label={`${isPinned ? "取消固定" : "固定"}${toolLabel(tool)}`}
-                      aria-pressed={isPinned}
-                      onClick={() => toggle(key)}
-                    >
-                      {toolIcon(tool, 18)}
-                      <span>{toolLabel(tool)}</span>
-                      <ReferenceIcon
-                        name={
-                          isPinned
-                            ? "toolbar-pin-filled"
-                            : "toolbar-pin-outline"
-                        }
-                        size={13}
-                      />
-                    </button>
-                  );
-                })}
-              </div>
-            </div>
-            <footer className="lovart-customizer-footer">
-              <label>
-                <button
-                  type="button"
-                  role="switch"
-                  aria-label="显示工具名称"
-                  aria-checked={Boolean(draft?.showNames)}
-                  className="lovart-customizer-switch"
-                  onClick={() =>
-                    setDraft((current) =>
-                      current
-                        ? { ...current, showNames: !current.showNames }
-                        : current
-                    )
-                  }
-                >
-                  <span />
-                </button>
-                显示工具名称
-              </label>
-              <div>
-                <button type="button" onClick={() => setDraft(null)}>
-                  取消
-                </button>
-                <button
-                  type="button"
-                  className="lovart-customizer-save"
-                  onClick={() => {
-                    if (draft && saveImageToolbarPreferences(draft))
-                      setDraft(null);
-                    else
-                      toast.error("无法保存工具栏设置，请检查浏览器存储权限");
-                  }}
-                >
-                  保存
-                </button>
-              </div>
-            </footer>
-          </DialogContent>
-        </Dialog>
-      </>
-    );
-  }
-);

components/canvas/chat-panel/canvas-agent-progress.tsx

@@ -1,47 +0,0 @@
-"use client";
-import { CircleAlert, Check, ChevronDown, Loader2, RotateCcw, Square } from "lucide-react";
-import type { AgentRunView } from "@/lib/ai/canvas-agent-runtime/protocol";
-import { canvasAgentProgressLabel, type CanvasAgentProgress } from "@/lib/ai/canvas-agent-runtime/progress";
-
-export function CanvasAgentProgressMessage(props: {
-  progress: CanvasAgentProgress; run?: AgentRunView | null; busy?: boolean;
-  stopping?: boolean; sending?: boolean; onCancel?: () => void; onResume?: () => void;
-}) {
-  const { progress, run } = props;
-  const running = progress.status === "running";
-  const label = progress.status === "completed" ? "处理完成"
-    : props.stopping && running ? "正在停止后续步骤，已完成的结果会保留"
-    : canvasAgentProgressLabel(progress.message || "正在处理你的任务");
-  return (
-    <div className="my-2 w-full min-w-0 text-xs text-zinc-500 dark:text-zinc-400" data-testid="canvas-agent-progress" data-agent-message-id={run?.assistantMessageId}>
-      <div className="flex items-start gap-2">
-        <details className="min-w-0 flex-1" open={running}>
-          <summary className="flex cursor-pointer list-none items-center gap-2 py-1 [&::-webkit-details-marker]:hidden">
-            {running ? <Loader2 className="h-3.5 w-3.5 shrink-0 animate-spin" /> : progress.status === "completed" ? <Check className="h-3.5 w-3.5 shrink-0" /> : <CircleAlert className="h-3.5 w-3.5 shrink-0" />}
-            <span className="min-w-0 flex-1" role="status" aria-live="polite">{label}</span>
-            <ChevronDown className="h-3 w-3 shrink-0" />
-          </summary>
-          {progress.activities?.length ? (
-            <ol className="ml-1.5 mt-1 space-y-1.5 border-l border-zinc-200 pl-4 dark:border-zinc-800" aria-label="任务执行步骤">
-              {progress.activities.map(activity => (
-                <li key={activity.id} className="flex items-center gap-2">
-                  {activity.status === "started" ? <Loader2 className="h-3 w-3 shrink-0 animate-spin" /> : <span className="h-1 w-1 shrink-0 rounded-full bg-current" />}
-                  <span>{canvasAgentProgressLabel(activity.title)}</span>
-                  <span className="text-[11px] opacity-75">{activity.status === "succeeded" ? "已完成" : activity.status === "failed" ? "未完成" : activity.status === "queued" ? "待执行" : "进行中"}</span>
-                </li>
-              ))}
-            </ol>
-          ) : null}
-          {run?.inputs.slice(-2).map(input => (
-            <p key={input.id} className="mt-2 whitespace-pre-wrap break-words">{input.applied ? "已应用补充要求" : "已收到补充要求"}：{input.text}</p>
-          ))}
-        </details>
-        {running && props.onCancel ? (
-          <button type="button" onClick={props.onCancel} disabled={props.sending || props.stopping} className="rounded-md p-1.5 hover:bg-zinc-100 disabled:opacity-40 dark:hover:bg-white/10" title="停止后续步骤" aria-label="停止后续步骤"><Square className="h-3.5 w-3.5" /></button>
-        ) : run?.resumable && props.onResume ? (
-          <button type="button" onClick={props.onResume} disabled={props.busy} className="inline-flex shrink-0 items-center gap-1 rounded-md px-2 py-1 hover:bg-zinc-100 disabled:opacity-40 dark:hover:bg-white/10"><RotateCcw className="h-3.5 w-3.5" />继续任务</button>
-        ) : null}
-      </div>
-    </div>
-  );
-}

components/canvas/chat-panel/canvas-agent-run-panel.tsx

@@ -1,13 +0,0 @@
-"use client";
-// Compatibility wrapper for the paused video entry. Image chat observes the run
-// once and renders its activity in the corresponding assistant message.
-import { CanvasAgentProgressMessage } from "./canvas-agent-progress";
-import { useCanvasAgentRun, type CanvasAgentRunOptions } from "./use-canvas-agent-run";
-import { canvasAgentProgress } from "@/lib/ai/canvas-agent-runtime/progress";
-export function CanvasAgentRunPanel(props: CanvasAgentRunOptions & { onResume: (runId: string) => void }) {
-  const task = useCanvasAgentRun(props);
-  if (!task.run) return null;
-  return <CanvasAgentProgressMessage progress={canvasAgentProgress(task.run)} run={task.run} busy={props.busy}
-    stopping={task.stopPending} sending={task.sending} onCancel={() => void task.control("cancel")}
-    onResume={() => props.onResume(task.run!.id)} />;
-}

components/canvas/chat-panel/canvas-agent-stream.ts

@@ -152,7 +152,16 @@ export function shouldRetryCanvasViewOperationAfterRefresh(
   );
 }
 
-export type { ImageGenerationStatusStreamPayload } from "@/lib/canvas/image-generation-status";
+export type ImageGenerationStatusStreamPayload = {
+  phase?: "queued" | "processing" | "finalizing" | "failed" | "completed";
+  providerType?: string;
+  modelName?: string;
+  imageCount?: number;
+  queuePosition?: number;
+  sameModelRunningCount?: number;
+  concurrencyLimit?: number;
+  estimatedWaitMs?: number;
+};
 
 export type AgentTargetLockRefPreview = {
   url: string;

components/canvas/chat-panel/canvas-agent-ui-listener.tsx

@@ -1,78 +0,0 @@
-"use client";
-import { useEffect, useRef } from "react";
-import { toast } from "sonner";
-import { getCanvasAgentAccessManifest } from "@/lib/ai/canvas-agent-runtime/capability-access";
-import {
-  canvasAgentUiCommandSchema,
-  CANVAS_AGENT_UI_COMMAND_EVENT,
-  type CanvasAgentUiCommand,
-} from "@/lib/ai/canvas-agent-runtime/ui-command";
-import { useCanvasStore } from "@/store/canvas";
-
-export function CanvasAgentUiListener(props: {
-  projectId: string;
-  workspace: "canvas" | "video";
-  onVideoAction?: (command: CanvasAgentUiCommand) => void | Promise<void>;
-}) {
-  const latest = useRef(props);
-  latest.current = props;
-  const seen = useRef(new Set<string>());
-  useEffect(() => {
-    const handler = async (event: Event) => {
-      const parsed = canvasAgentUiCommandSchema.safeParse((event as CustomEvent).detail);
-      if (!parsed.success) return;
-      const command = parsed.data,
-        current = latest.current;
-      if (
-        command.projectId !== current.projectId ||
-        command.workspace !== current.workspace ||
-        seen.current.has(command.requestId)
-      )
-        return;
-      seen.current.add(command.requestId);
-      try {
-        if (current.workspace === "video") {
-          await current.onVideoAction?.(command);
-          return;
-        }
-        const feature = getCanvasAgentAccessManifest().find(
-          (item) => item.id === command.featureId && item.workspace === "canvas",
-        );
-        if (!feature || !feature.id.startsWith("canvas.ui.")) throw new Error("这个界面入口不存在");
-        const key = feature.id.slice("canvas.ui.".length);
-        if (/chatSend|chatStartGeneration/.test(key)) {
-          toast.message("已定位对话提交入口，请由你确认并发送；Agent 不会伪造下一条用户消息");
-          return;
-        }
-        const state = useCanvasStore.getState();
-        if (state.projectId !== current.projectId) return;
-        if (command.nodeIds.length)
-          state.selectNodes(
-            command.nodeIds.filter((id) => state.nodes.some((node) => node.id === id)),
-          );
-        await new Promise<void>((resolve) =>
-          requestAnimationFrame(() => requestAnimationFrame(() => resolve())),
-        );
-        const element = Array.from(
-          document.querySelectorAll<HTMLElement>("[data-canvas-feature-key]"),
-        ).find((item) => item.dataset.canvasFeatureKey === key && item.getClientRects().length);
-        const button = element?.closest<HTMLElement>("button,[role=button],a");
-        if (!button || button.hasAttribute("disabled"))
-          throw new Error(
-            "此入口当前未显示或不可用；请切换相应工作区。工具授权不会恢复被隐藏的按钮。",
-          );
-        if (
-          /Delete|Generate|Confirm|Cancel|SaveText|realtimeSend/.test(key) &&
-          !window.confirm(`Agent 请求操作「${feature.title}」。确认在当前画布执行？`)
-        )
-          return;
-        button.click();
-      } catch (error) {
-        toast.error(error instanceof Error ? error.message : "无法打开画布入口");
-      }
-    };
-    window.addEventListener(CANVAS_AGENT_UI_COMMAND_EVENT, handler);
-    return () => window.removeEventListener(CANVAS_AGENT_UI_COMMAND_EVENT, handler);
-  }, []);
-  return null;
-}

components/canvas/chat-panel/canvas-chat-media.ts

@@ -448,7 +448,7 @@ function extractChatMediaUrls(text: string, kind: ChatMediaKind): string[] {
     }
   }
 
-  const markdownLinkPattern = /(?<!!)\[([^\]]*)]\((https?:\/\/[^)\s]+)\)/gi;
+  const markdownLinkPattern = /\[([^\]]*)]\((https?:\/\/[^)\s]+)\)/gi;
   while ((match = markdownLinkPattern.exec(text)) !== null) {
     const label = String(match[1] || "");
     const hintedKind = /音频|语音|声音|audio|mp3/i.test(label)
@@ -491,7 +491,7 @@ export function stripMediaMarkup(text: string): string {
     .replace(/<audio[\s\S]*?<\/audio>/gi, "")
     .replace(/<audio\b[^>]*\/?\s*>/gi, "")
     .replace(/<a[\s\S]*?<\/a>/gi, "")
-    .replace(/(?<!!)\[([^\]]*)]\((https?:\/\/[^)\s]+)\)/gi, (match, label, url) => {
+    .replace(/\[([^\]]*)]\((https?:\/\/[^)\s]+)\)/gi, (match, label, url) => {
       const hintedMedia = /音频|语音|声音|audio|mp3|视频|影片|播放|video/i.test(
         String(label || "")
       );

components/canvas/chat-panel/canvas-image-result-sync.ts

@@ -1,70 +0,0 @@
-import { normalizeImageIdentityUrl } from "./canvas-chat-media";
-import type { ArchivedImageUrlMap } from "@/lib/storage/image-archive-urls";
-
-type ImageResultNode = {
-  type: string;
-  data?: unknown;
-};
-
-function imageUrls(node: ImageResultNode): string[] {
-  if (node.type !== "image") return [];
-  const data = node.data as { src?: string; metadata?: { sourceImageKey?: string } } | undefined;
-  return [data?.src, data?.metadata?.sourceImageKey].filter(
-    (url): url is string => typeof url === "string" && Boolean(url.trim()),
-  );
-}
-
-export function getCanvasImageResultUrlKeys(
-  nodes: readonly ImageResultNode[],
-  aliases: ArchivedImageUrlMap = {},
-) {
-  const keys = new Set<string>();
-  for (const node of nodes) {
-    for (const url of imageUrls(node)) {
-      keys.add(normalizeImageIdentityUrl(url));
-      if (aliases[url]) keys.add(normalizeImageIdentityUrl(aliases[url]));
-    }
-  }
-  keys.delete("");
-  return keys;
-}
-
-// A history refresh may already contain bucket URLs while this tab still shows
-// provider previews. Resolve aliases only for an existing result of this message;
-// a new generation never waits for storage before appearing on the canvas.
-export async function resolveCanvasImageResultAliases(params: {
-  nodes: readonly ImageResultNode[];
-  messageId?: string;
-  imageUrls: string[];
-  resolveAliases: (urls: string[]) => Promise<ArchivedImageUrlMap>;
-}): Promise<ArchivedImageUrlMap> {
-  const keys = getCanvasImageResultUrlKeys(params.nodes);
-  if (!params.messageId || params.imageUrls.every((url) => keys.has(normalizeImageIdentityUrl(url)))) {
-    return {};
-  }
-  const urls = [...new Set(params.nodes.flatMap((node) => {
-    const data = node.data as { metadata?: { sourceMessageId?: string } } | undefined;
-    return data?.metadata?.sourceMessageId === params.messageId ? imageUrls(node) : [];
-  }))].filter((url) => /^https?:\/\//i.test(url));
-  if (!urls.length) return {};
-  const aliases: ArchivedImageUrlMap = {};
-  for (let index = 0; index < urls.length; index += 100) {
-    Object.assign(aliases, await params.resolveAliases(urls.slice(index, index + 100)));
-  }
-  return aliases;
-}
-
-// Call synchronously immediately before changing the store, after all image
-// loading/network awaits. Both stream and history writers share this check.
-export function commitCanvasImageResultIfMissing<T>(params: {
-  getNodes: () => readonly ImageResultNode[];
-  url: string;
-  aliases: ArchivedImageUrlMap;
-  commit: () => T;
-}): T | undefined {
-  const key = normalizeImageIdentityUrl(params.url);
-  if (!key || getCanvasImageResultUrlKeys(params.getNodes(), params.aliases).has(key)) {
-    return undefined;
-  }
-  return params.commit();
-}

components/canvas/chat-panel/use-canvas-agent-run.ts

@@ -1,64 +0,0 @@
-"use client";
-import { useCallback, useEffect, useRef, useState } from "react";
-import useSWR from "swr";
-import { toast } from "sonner";
-import type { AgentRunView } from "@/lib/ai/canvas-agent-runtime/protocol";
-export type CanvasAgentRunOptions = {
-  enabled: boolean; chatId: string; projectId: string; busy: boolean;
-  onResults: (projectId: string, nodeIds: string[]) => void;
-  onRunChange?: (run: AgentRunView | null) => void;
-};
-export function useCanvasAgentRun(props: CanvasAgentRunOptions) {
-  const [sending, setSending] = useState(false);
-  const [stopping, setStopping] = useState(false);
-  const sendingRef = useRef(false);
-  const scope = `${props.chatId}:${props.projectId}`;
-  const latest = useRef({ props, scope }); latest.current = { props, scope };
-  const resultSignature = useRef("");
-  const key = props.enabled ? `/api/canvas/agent-runs?${new URLSearchParams({ chatId: props.chatId, projectId: props.projectId })}` : null;
-  const { data, mutate } = useSWR<{ run: AgentRunView | null }>(key, async (url: string) => {
-    const response = await fetch(url, { cache: "no-store" });
-    if (!response.ok) return { run: null };
-    return response.json();
-  }, { refreshInterval: latest => latest?.run?.status === "running" || props.busy ? 2000 : 0,
-    revalidateOnFocus: true, shouldRetryOnError: false });
-  const run = props.enabled && data?.run?.chatId === props.chatId && data.run.projectId === props.projectId ? data.run : null;
-  useEffect(() => { latest.current.props.onRunChange?.(run); }, [run]);
-  useEffect(() => { setSending(false); sendingRef.current = false; setStopping(false); resultSignature.current = ""; }, [scope]);
-  useEffect(() => {
-    if (!props.enabled) return;
-    const handler = (event: Event) => {
-      const update = (event as CustomEvent<AgentRunView>).detail;
-      if (update?.chatId === props.chatId && update?.projectId === props.projectId) void mutate({ run: update }, false);
-    };
-    window.addEventListener("canvas-agent-run:update", handler);
-    return () => window.removeEventListener("canvas-agent-run:update", handler);
-  }, [props.enabled, props.chatId, props.projectId, mutate]);
-  useEffect(() => {
-    if (!run?.resultNodeIds.length) return;
-    const signature = `${run.id}:${run.resultNodeIds.join(",")}:${run.status}`;
-    if (signature === resultSignature.current) return;
-    resultSignature.current = signature;
-    latest.current.props.onResults(run.projectId, run.resultNodeIds);
-  }, [run]);
-  const control = useCallback(async (action: "steer" | "cancel", text?: string) => {
-    if (!run || sendingRef.current) return false;
-    sendingRef.current = true;
-    const startedScope = scope;
-    setSending(true);
-    try {
-      const response = await fetch("/api/canvas/agent-runs", { method: "POST", headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ action, chatId: props.chatId, projectId: props.projectId, runId: run.id,
-          ...(action === "steer" ? { inputId: crypto.randomUUID(), text: text?.trim() } : {}) }) });
-      const result = await response.json();
-      if (!response.ok) throw new Error(result.error || "操作失败，请重试");
-      if (startedScope !== latest.current.scope) return false;
-      await mutate(result, false);
-      if (action === "cancel") setStopping(true);
-      toast.message(action === "steer" ? "补充要求已收到，将在下一步应用" : "正在停止后续步骤，已完成的结果会保留");
-      return true;
-    } catch (error) { toast.error(error instanceof Error ? error.message : "操作失败"); return false; }
-    finally { if (startedScope === latest.current.scope) { sendingRef.current = false; setSending(false); } }
-  }, [run, sending, scope, props.chatId, props.projectId, mutate]);
-  return { run, sending, stopPending: stopping || Boolean(run?.cancelRequested), control };
-}

components/canvas/chat-panel/video-canvas-agent-panel.tsx

@@ -1,343 +0,0 @@
-"use client";
-
-import { useChat } from "@ai-sdk/react";
-import { DefaultChatTransport, type UIMessage } from "ai";
-import { ArrowUp, MessageSquare, X } from "lucide-react";
-import { useCallback, useEffect, useRef, useState } from "react";
-import { toast } from "sonner";
-import { CanvasAgentRunPanel } from "./canvas-agent-run-panel";
-import { BEFORE_PAGE_REFRESH, type PageRefreshRequest } from "@/lib/client/page-refresh";
-import { readCanvasComposerDraft, writeCanvasComposerDraft, clearCanvasComposerDraft } from "@/lib/client/canvas-draft";
-import {
-  videoAgentSettingsSchema,
-  type VideoAgentSettings,
-} from "@/lib/ai/canvas-agent-runtime/video-protocol";
-
-type ModelOption = { id: string; displayName: string };
-export function VideoCanvasAgentPanel(props: {
-  projectId: string;
-  selectedNodeIds: string[];
-  videoModels: ModelOption[];
-  imageModels: ModelOption[];
-  beforeSend: () => Promise<void>;
-  onResults: (projectId: string, nodeIds: string[]) => void;
-  onClose: () => void;
-}) {
-  const [input, setInput] = useState("");
-  const [settings, setSettings] = useState<VideoAgentSettings>(() =>
-    videoAgentSettingsSchema.parse({}),
-  );
-  const [preparing, setPreparing] = useState(false);
-  const [loading, setLoading] = useState(true);
-  const [backgroundRunning, setBackgroundRunning] = useState(false);
-  const latest = useRef({ props, settings });
-  latest.current = { props, settings };
-  const resumeRef = useRef<string | undefined>(undefined);
-  const mounted = useRef(true);
-  const resultIds = useRef<string[]>([]);
-  const restoredRunId = useRef("");
-  const { messages, setMessages, sendMessage, status } = useChat({
-    id: `video-agent-${props.projectId}`,
-    generateId: () => crypto.randomUUID(),
-    transport: new DefaultChatTransport({
-      api: "/api/canvas/agent-chat",
-      prepareSendMessagesRequest: ({ messages }) => {
-        const current = latest.current;
-        const resumeRunId = resumeRef.current;
-        resumeRef.current = undefined;
-        return {
-          body: {
-            id: current.props.projectId,
-            message: messages[messages.length - 1],
-            selectedChatModel: "agent",
-            selectedVisibilityType: "private",
-            composerMode: "agent",
-            workspaceVariant: "video",
-            videoAgentSettings: current.settings,
-            resumeRunId,
-            contextPayload: {
-              source: "canvas",
-              projectId: current.props.projectId,
-              selectedNodeIds: current.props.selectedNodeIds,
-            },
-          },
-        };
-      },
-    }),
-    onData: (part) => {
-      if (part.type === "data-videoCanvasMutation") window.dispatchEvent(new CustomEvent("video-canvas-agent-mutation", { detail: part.data }));
-      if (part.type === "data-canvasAgentUiCommand") window.dispatchEvent(new CustomEvent("canvas-agent-ui-command", { detail: part.data }));
-      if (part.type === "data-canvasAgentRun")
-        window.dispatchEvent(new CustomEvent("canvas-agent-run:update", { detail: part.data }));
-    },
-    onError: (error) => toast.error(error.message || "视频任务启动失败，请重试"),
-  });
-  useEffect(() => {
-    mounted.current = true;
-    const controller = new AbortController();
-    void fetch(`/api/canvas/video-agent?projectId=${props.projectId}`, {
-      cache: "no-store",
-      signal: controller.signal,
-    })
-      .then(async (response) => {
-        const data = await response.json();
-        if (!response.ok) throw new Error(data.error || "读取视频对话失败");
-        if (!controller.signal.aborted) setMessages(data.messages as UIMessage[]);
-      })
-      .catch((error) => {
-        if (!controller.signal.aborted) toast.error(error.message);
-      })
-      .finally(() => {
-        if (!controller.signal.aborted) setLoading(false);
-      });
-    return () => {
-      mounted.current = false;
-      controller.abort();
-    };
-  }, [props.projectId, setMessages]);
-  const busy = backgroundRunning || preparing || status === "submitted" || status === "streaming";
-  useEffect(() => {
-    const draft = readCanvasComposerDraft(`video-agent-${props.projectId}`);
-    if (draft) setInput(draft.text);
-  }, [props.projectId]);
-  useEffect(() => {
-    const beforeRefresh = (event: Event) => {
-      const request = (event as CustomEvent<PageRefreshRequest>).detail;
-      if (busy) request.block("当前视频任务仍在处理中，请等待结果返回后再刷新。原任务无需重新提交。");
-      request.save(async () => {
-        if (input.trim() && !writeCanvasComposerDraft(`video-agent-${props.projectId}`, { text: input, attachments: [] }))
-          throw new Error("浏览器无法保存当前输入，请保留此页并检查浏览器存储空间后重试。");
-      });
-    };
-    window.addEventListener(BEFORE_PAGE_REFRESH, beforeRefresh);
-    return () => window.removeEventListener(BEFORE_PAGE_REFRESH, beforeRefresh);
-  }, [busy, input, props.projectId]);
-  const submit = useCallback(
-    async (resumeRunId?: string) => {
-      if (busy || loading) return;
-      const text =
-        input.trim() ||
-        (resumeRunId ? "请继续尚未完成的视频创作步骤，保留已完成的脚本、关键帧和视频。" : "");
-      if (!text) return;
-      setPreparing(true);
-      try {
-        await latest.current.props.beforeSend();
-        if (!mounted.current) return;
-        clearCanvasComposerDraft(`video-agent-${props.projectId}`);
-        resumeRef.current = resumeRunId;
-        setInput("");
-        await sendMessage({ text });
-      } catch (error) {
-        toast.error(error instanceof Error ? error.message : "视频任务启动失败");
-      } finally {
-        resumeRef.current = undefined;
-        if (mounted.current) setPreparing(false);
-      }
-    },
-    [busy, loading, input, sendMessage],
-  );
-  const onRunChange = useCallback(
-    (run: import("@/lib/ai/canvas-agent-runtime/protocol").AgentRunView | null) => {
-      resultIds.current = run?.resultNodeIds || [];
-      if (run?.videoSettings && restoredRunId.current !== run.id) {
-        restoredRunId.current = run.id;
-        setSettings(run.videoSettings);
-      }
-      setBackgroundRunning(run?.status === "running");
-    },
-    [],
-  );
-  const onResults = useCallback(
-    (projectId: string, ids: string[]) => latest.current.props.onResults(projectId, ids),
-    [],
-  );
-  useEffect(() => {
-    const timer = setInterval(() => {
-      if (resultIds.current.length)
-        latest.current.props.onResults(latest.current.props.projectId, resultIds.current);
-    }, 10_000);
-    return () => clearInterval(timer);
-  }, []);
-  return (
-    <aside
-      className="dark absolute bottom-3 right-3 top-[72px] z-40 flex w-[390px] max-w-[calc(100vw-24px)] flex-col overflow-hidden rounded-2xl border border-white/10 bg-[#202020] text-zinc-100 shadow-2xl"
-      data-canvas-overlay="true"
-      data-testid="video-agent-panel"
-      aria-label="视频创作 Agent"
-    >
-      <div className="flex items-center gap-2 border-b border-white/10 px-4 py-3">
-        <MessageSquare className="h-4 w-4" />
-        <span className="flex-1 font-medium">视频创作 Agent</span>
-        <button
-          type="button"
-          onClick={props.onClose}
-          aria-label="收起视频 Agent"
-          className="rounded-lg p-1 hover:bg-white/10"
-        >
-          <X className="h-4 w-4" />
-        </button>
-      </div>
-      <div className="flex-1 space-y-4 overflow-y-auto px-4 py-4" aria-live="polite">
-        {loading ? (
-          <p className="text-sm text-zinc-400">正在读取对话…</p>
-        ) : messages.length === 0 ? (
-          <p className="text-sm leading-7 text-zinc-400">
-            选择画布素材，告诉我你想制作的视频。我可以分析参考、编写分镜、生成关键帧并继续生成视频。
-          </p>
-        ) : null}
-        {messages.map((message) => (
-          <div
-            key={message.id}
-            className={
-              message.role === "user"
-                ? "ml-5 whitespace-pre-wrap rounded-2xl bg-white/10 px-3 py-2 text-sm leading-6"
-                : "whitespace-pre-wrap text-sm leading-6 text-zinc-300"
-            }
-          >
-            {message.parts
-              .filter((part) => part.type === "text")
-              .map((part, i) => (
-                <span key={`${message.id}-${i}`}>{part.type === "text" ? part.text : ""}</span>
-              ))}
-          </div>
-        ))}
-      </div>
-      <div className="border-t border-white/10 p-3">
-        <CanvasAgentRunPanel
-          enabled={!loading}
-          chatId={props.projectId}
-          projectId={props.projectId}
-          busy={busy}
-          onResume={(id) => void submit(id)}
-          onResults={onResults}
-          onRunChange={onRunChange}
-        />
-        <div className="mb-2 grid grid-cols-2 gap-2 text-xs">
-          <select
-            aria-label="视频模型"
-            disabled={busy}
-            value={settings.modelRef || ""}
-            onChange={(e) => setSettings({ ...settings, modelRef: e.target.value || undefined })}
-            className="min-w-0 rounded-lg border border-white/10 bg-zinc-800 p-2"
-          >
-            <option value="">默认视频模型</option>
-            {props.videoModels.map((m) => (
-              <option key={m.id} value={m.id}>
-                {m.displayName}
-              </option>
-            ))}
-          </select>
-          <select
-            aria-label="关键帧模型"
-            disabled={busy}
-            value={settings.imageModelRef || ""}
-            onChange={(e) =>
-              setSettings({ ...settings, imageModelRef: e.target.value || undefined })
-            }
-            className="min-w-0 rounded-lg border border-white/10 bg-zinc-800 p-2"
-          >
-            <option value="">默认关键帧模型</option>
-            {props.imageModels.map((m) => (
-              <option key={m.id} value={m.id}>
-                {m.displayName}
-              </option>
-            ))}
-          </select>
-          <select
-            aria-label="视频模式"
-            disabled={busy}
-            value={settings.mode}
-            onChange={(e) =>
-              setSettings({ ...settings, mode: e.target.value as VideoAgentSettings["mode"] })
-            }
-            className="rounded-lg border border-white/10 bg-zinc-800 p-2"
-          >
-            {[
-              ["auto", "按参考图匹配模式"],
-              ["text-to-video", "文生视频"],
-              ["first-frame", "首帧视频"],
-              ["first-last-frame", "首尾帧视频"],
-              ["reference-images", "参考图视频"],
-            ].map(([value, label]) => (
-              <option key={value} value={value}>
-                {label}
-              </option>
-            ))}
-          </select>
-          <div className="flex items-center gap-1 rounded-lg border border-white/10 bg-zinc-800 px-2">
-            <input
-              aria-label="视频时长（秒）"
-              type="number"
-              min={1}
-              max={120}
-              disabled={busy}
-              value={settings.duration}
-              onChange={(e) => setSettings({ ...settings, duration: Number(e.target.value) })}
-              className="w-12 min-w-0 bg-transparent py-2"
-            />
-            <span>秒</span>
-            <select
-              aria-label="视频比例"
-              disabled={busy}
-              value={settings.ratio}
-              onChange={(e) =>
-                setSettings({ ...settings, ratio: e.target.value as VideoAgentSettings["ratio"] })
-              }
-              className="min-w-0 flex-1 bg-zinc-800"
-            >
-              {["16:9", "9:16", "1:1", "4:3", "3:4", "21:9"].map((v) => (
-                <option key={v}>{v}</option>
-              ))}
-            </select>
-          </div>
-          <select
-            aria-label="视频分辨率"
-            disabled={busy}
-            value={settings.resolution}
-            onChange={(e) =>
-              setSettings({
-                ...settings,
-                resolution: e.target.value as VideoAgentSettings["resolution"],
-              })
-            }
-            className="rounded-lg border border-white/10 bg-zinc-800 p-2"
-          >
-            {["480p", "720p", "1080p"].map((v) => (
-              <option key={v}>{v}</option>
-            ))}
-          </select>
-        </div>
-        <form
-          onSubmit={(event) => {
-            event.preventDefault();
-            void submit();
-          }}
-          className="rounded-2xl border border-white/10 bg-[#151515] p-3"
-        >
-          <textarea
-            aria-label="视频创作要求"
-            value={input}
-            onChange={(event) => { clearCanvasComposerDraft(`video-agent-${props.projectId}`); setInput(event.target.value); }}
-            maxLength={2000}
-            rows={3}
-            placeholder="例如：先分析选中素材，写分镜，再生成一条5秒商品展示视频"
-            className="w-full resize-none bg-transparent text-sm outline-none placeholder:text-zinc-500"
-          />
-          <div className="mt-2 flex items-center justify-between">
-            <span className="text-xs text-zinc-500">
-              已选择 {props.selectedNodeIds.length} 个素材
-            </span>
-            <button
-              type="submit"
-              aria-label="开始视频任务"
-              disabled={busy || loading || !input.trim()}
-              className="rounded-full bg-zinc-100 p-2 text-zinc-900 disabled:opacity-30"
-            >
-              <ArrowUp className="h-4 w-4" />
-            </button>
-          </div>
-        </form>
-      </div>
-    </aside>
-  );
-}

components/canvas/nodes/ImageNode.tsx

@@ -1,7 +1,4 @@
 "use client";
-import { CanvasPreviewImage } from "./image-node/canvas-preview-image";
-import { canvasImagePreviewWidth } from "@/lib/canvas/image-preview-width";
-import { isRetiredStorageUrl, RETIRED_STORAGE_MESSAGE } from "@/lib/storage/retired-storage";
 
 import {
   Box,
@@ -45,7 +42,7 @@ import {
   Zap,
 } from "lucide-react";
 import type React from "react";
-import { useParams, usePathname, useRouter } from "next/navigation";
+import { useParams, useRouter } from "next/navigation";
 import { Fragment, useCallback, useEffect, useMemo, useRef, useState } from "react";
 import { createPortal } from "react-dom";
 import { toast } from "sonner";
@@ -59,10 +56,8 @@ import { CanvasLayoutReplaceBatchDialog } from "@/components/canvas/CanvasLayout
 import { TextEditColorField } from "@/components/canvas/TextEditColorField";
 import { DetailSurfaceOverlayRenderer } from "@/components/canvas/DetailSurfaceOverlayRenderer";
 import { DetailUiDomRenderer } from "@/components/canvas/DetailUiDomRenderer";
-import { ReferenceImageToolbar } from "@/components/canvas/ReferenceImageToolbar";
 import { CanvasToolbarIcon } from "@/components/canvas/CanvasToolbarIcon";
 import { CanvasImageDownloadProgressDialog } from "@/components/canvas/CanvasImageDownloadProgressDialog";
-import { ProgressiveImagePreview, type LoadedImagePreview } from "@/components/progressive-image-preview";
 import {
   areImageAdjustmentsEqual,
   buildImageAdjustmentFilterStyle,
@@ -178,7 +173,7 @@ import {
 } from "@/components/ui/tooltip";
 import { fetchUploadWithRetry } from "@/lib/client/upload-with-retry";
 import {
-  downloadOriginalImage,
+  downloadCanvasImageAsPng,
   getCanvasImageDownloadErrorMessage,
   type CanvasImageDownloadProgress,
 } from "@/lib/client/canvas-image-download";
@@ -189,7 +184,7 @@ import {
   normalizeDetailUiSubjectAnalysis,
 } from "@/lib/detail-ui-subject-analysis";
 import type { DetailUiScreenOverlaySnapshot } from "@/lib/detail-ui-surface-adapter";
-import { buildImageFallbackUrl, buildImageProxyUrl } from "@/lib/image-delivery";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 import {
   DEFAULT_PUBLIC_THREED_MODEL_ALIAS_CONFIG,
   getDefaultThreeDModelAliasId,
@@ -235,8 +230,6 @@ import {
 import { normalizeOptionalHexColor } from "@/lib/canvas/text-edit-colors";
 import { isCanvasImageUploadPending } from "@/lib/canvas/local-upload-state";
 import { createCanvasCapabilityClientCommand } from "@/lib/canvas/capabilities/client-command";
-import { executeCanvasToolbarCapability } from "@/lib/client/canvas-toolbar-capability";
-import { useCanvasRemoteOperation } from "@/components/canvas/CanvasRemoteOperationContext";
 import { getCanvasCapabilityByClientAction } from "@/lib/canvas/capabilities/registry";
 import type { CanvasCapabilityClientAction } from "@/lib/canvas/capabilities/types";
 import { cn, fetcher } from "@/lib/utils";
@@ -1314,8 +1307,6 @@ export function ImageNode({
 }: ImageNodeProps) {
   const router = useRouter();
   const routeParams = useParams();
-  const pathname = usePathname();
-  const useReferenceImageToolbar = /^\/canvas\/[^/]+\/?$/.test(pathname);
   const canvasId = Array.isArray(routeParams?.id)
     ? routeParams.id[0] || ""
     : typeof routeParams?.id === "string"
@@ -1541,11 +1532,9 @@ export function ImageNode({
       .map((action) => action.key)
   );
   const isSelectedImageActionInline = (key: SelectedImageToolbarActionKey) =>
-    useReferenceImageToolbar
-      ? enabledSelectedImageToolbarActions.some((action) => action.key === key)
-      : selectedImageInlineActionKeys.has(key);
+    selectedImageInlineActionKeys.has(key);
   const isSelectedImageActionInMore = (key: SelectedImageToolbarActionKey) =>
-    !useReferenceImageToolbar && selectedImageMoreActionKeys.has(key);
+    selectedImageMoreActionKeys.has(key);
   const hasHoverImageMorePrimaryActions =
     imageRemoveBackgroundEnabled ||
     imageRemoveWatermarkEnabled ||
@@ -1571,7 +1560,6 @@ export function ImageNode({
   const hasSelectedImageMorePrimaryActions =
     selectedImageMoreActionKeys.size > 0;
   const hasSelectedImageMoreMenu =
-    useReferenceImageToolbar ||
     hasSelectedImageMorePrimaryActions ||
     (imageNodeMoreEnabled && hasCanvasAgentAnnotations) ||
     (imageNodeMoreEnabled && imageDeleteEnabled);
@@ -1714,7 +1702,6 @@ export function ImageNode({
   const [isUploading, setIsUploading] = useState(false);
   const [annotatorOpen, setAnnotatorOpen] = useState(false);
   const [fullscreenPreviewOpen, setFullscreenPreviewOpen] = useState(false);
-  const [fullscreenPreviewImage, setFullscreenPreviewImage] = useState<LoadedImagePreview | null>(null);
   const [downloadProgress, setDownloadProgress] =
     useState<CanvasImageDownloadProgress | null>(null);
   const downloadAbortControllerRef = useRef<AbortController | null>(null);
@@ -2084,7 +2071,7 @@ export function ImageNode({
   const selectNode = useCanvasStore((state) => state.selectNode);
   const projectId = useCanvasStore((state) => state.projectId);
   const getCanvasState = useCanvasStore((state) => state.getCanvasState);
-  const runCanvasRemoteOperation = useCanvasRemoteOperation();
+  const loadCanvas = useCanvasStore((state) => state.loadCanvas);
   const addPendingChatAttachment = useCanvasStore(
     (state) => state.addPendingChatAttachment
   );
@@ -2482,11 +2469,14 @@ export function ImageNode({
     [compareButtonVisualSize]
   );
   const shouldUseHighFidelityDisplayImage =
+    isSelected ||
+    isHovered ||
     isCompareMode ||
     boxCutoutMode ||
     localEditMode ||
     cropPanelOpen ||
     imageAdjustPanelOpen ||
+    fullscreenPreviewOpen ||
     isThisNodePicking;
   const displayImageWidth = useMemo(() => {
     const devicePixelRatio =
@@ -2501,13 +2491,13 @@ export function ImageNode({
     const densityMultiplier = shouldUseHighFidelityDisplayImage ? 1.35 : 1.05;
     const minWidth = shouldUseHighFidelityDisplayImage ? 960 : 640;
     const maxWidth = shouldUseHighFidelityDisplayImage ? 4096 : 2600;
-    return canvasImagePreviewWidth(Math.max(
+    return Math.max(
       minWidth,
       Math.min(
         maxWidth,
         Math.round((node.size.width || 320) * zoomMultiplier * devicePixelRatio * densityMultiplier)
       )
-    ), maxWidth);
+    );
   }, [node.size.width, shouldUseHighFidelityDisplayImage, viewportZoom]);
   const displayImageQuality = shouldUseHighFidelityDisplayImage ? 92 : 88;
   const displayImageSrc = useMemo(
@@ -2519,6 +2509,15 @@ export function ImageNode({
       }),
     [data.src, displayImageQuality, displayImageWidth]
   );
+  const fullscreenPreviewSrc = useMemo(() => {
+    const originalUrl = resolveOriginalImageUrl(data.src || "");
+    return buildImageProxyUrl(originalUrl || data.src || "", {
+      delivery: "proxy",
+      width: 4096,
+      quality: 92,
+      format: "webp",
+    });
+  }, [data.src]);
   const displayCompareSrc = useMemo(
     () =>
       buildImageProxyUrl(compareSource, {
@@ -4673,44 +4672,106 @@ export function ImageNode({
       return;
     }
 
-    if (!projectId || !runCanvasRemoteOperation) {
-      toast.error("画布还在加载，请稍后再试");
-      return;
-    }
-
-    setIsCreatingDetachedResultNode(false);
+    setIsCreatingDetachedResultNode(true);
     setIsProcessing(true);
     const actionName = "框选抠图";
-
-    try {
-      const command = createCanvasCapabilityClientCommand({
-        capabilityId: "image.box_cutout",
-        nodeIds: [node.id],
-        projectId,
-        source: "toolbar",
-        args: {
-          ...boxCutoutSelection,
+    const newNodeId = addNode({
+      type: "image",
+      position: {
+        x: node.position.x + node.size.width + 20,
+        y: node.position.y,
+      },
+      size: { width: node.size.width, height: node.size.height },
+      data: {
+        src: "",
+        status: "generating",
+        prompt: `${actionName}处理中...`,
+        title: `${displayTitle}-${actionName}`,
+        originalSrc: data.src,
+        metadata: {
+          cropRect: boxCutoutSelection,
           paddingRatio: BOX_CUTOUT_DEFAULT_PADDING_RATIO,
         },
+      },
+      connections: [node.id],
+    });
+
+    try {
+      const result = await imageGenerationService.boxCutout({
+        imageUrl: data.src,
+        cropRect: boxCutoutSelection,
+        paddingRatio: BOX_CUTOUT_DEFAULT_PADDING_RATIO,
+        sourceNodeId: node.id,
       });
-      await runCanvasRemoteOperation(() => executeCanvasToolbarCapability(command));
-      toast.success(`${actionName}完成`);
+
+      if (result.success && result.data?.url) {
+        updateNode(newNodeId, {
+          data: {
+            src: result.data.url,
+            status: "completed",
+            prompt: `${actionName}结果`,
+            title: `${displayTitle}-${actionName}`,
+            originalSrc: data.src,
+            metadata: {
+              cropRect: boxCutoutSelection,
+              cropRectApplied: result.data.cropRectApplied,
+              paddedCropRectApplied: result.data.paddedCropRectApplied,
+              paddingRatio: BOX_CUTOUT_DEFAULT_PADDING_RATIO,
+              editMode: "box-cutout",
+            },
+          },
+        });
+        toast.success(`${actionName}完成`);
+      } else {
+        updateNode(newNodeId, {
+          data: {
+            src: "",
+            status: "failed",
+            prompt: `${actionName}失败`,
+            title: `${displayTitle}-${actionName}-失败`,
+            originalSrc: data.src,
+            metadata: {
+              cropRect: boxCutoutSelection,
+              paddingRatio: BOX_CUTOUT_DEFAULT_PADDING_RATIO,
+            },
+          },
+        });
+        toast.error(result.error || `${actionName}失败`);
+      }
     } catch (error) {
       console.error("框选抠图失败:", error);
-      toast.error(error instanceof Error ? error.message : `${actionName}失败`);
+      updateNode(newNodeId, {
+        data: {
+          src: "",
+          status: "failed",
+          prompt: `${actionName}失败`,
+          title: `${displayTitle}-${actionName}-失败`,
+          originalSrc: data.src,
+          metadata: {
+            cropRect: boxCutoutSelection,
+            paddingRatio: BOX_CUTOUT_DEFAULT_PADDING_RATIO,
+          },
+        },
+      });
+      toast.error(`${actionName}失败，请重试`);
     } finally {
       setIsCreatingDetachedResultNode(false);
       setIsProcessing(false);
       resetBoxCutoutState();
     }
   }, [
+    addNode,
     boxCutoutSelection,
     data.src,
+    displayTitle,
     isProcessing,
     node.id,
-    projectId,
+    node.position.x,
+    node.position.y,
+    node.size.height,
+    node.size.width,
     resetBoxCutoutState,
-    runCanvasRemoteOperation,
+    updateNode,
   ]);
 
   const animateAddToChat = useCallback(async (previewUrl?: string) => {
@@ -6640,7 +6701,7 @@ export function ImageNode({
   const executeSharedToolbarCapability = async (
     action: "rmbg" | "watermark" | "enhance" | "extend" | "layer-split"
   ) => {
-    if (!projectId || !runCanvasRemoteOperation) {
+    if (!projectId) {
       toast.error("画布还在加载，请稍后再试");
       return;
     }
@@ -6659,7 +6720,21 @@ export function ImageNode({
         projectId,
         source: "toolbar",
       });
-      await runCanvasRemoteOperation(() => executeCanvasToolbarCapability(command));
+      const response = await fetch(`/api/canvas/${projectId}/capabilities`, {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify(command),
+      });
+      const payload = await response.json().catch(() => ({}));
+      if (!response.ok || payload?.success !== true) {
+        throw new Error(payload?.error || `${capability.title}失败`);
+      }
+
+      const projectResult = await canvasService.getProject(projectId);
+      if (!projectResult.success || !projectResult.data?.canvasData) {
+        throw new Error(projectResult.error || "结果已生成，但画布同步失败");
+      }
+      loadCanvas(projectResult.data.canvasData);
       toast.success(`${capability.title}完成`);
     } catch (error) {
       const message =
@@ -8223,6 +8298,7 @@ export function ImageNode({
     }
   };
 
+  // 下载图片 - 服务端统一转为 Photoshop 兼容 PNG，避免后缀和真实格式错配。
   const isDownloadingOriginalImage = Boolean(downloadProgress);
   const handleDownload = async () => {
     if (!data.src) return;
@@ -8236,16 +8312,24 @@ export function ImageNode({
     setDownloadProgress({
       phase: "preparing",
       message: "正在准备原图...",
+      percent: 5,
     });
 
     try {
-      await downloadOriginalImage({
-        url: resolveOriginalImageUrl(data.src) || data.src,
+      await downloadCanvasImageAsPng({
+        url: data.src,
         name: displayTitle,
+        candidates: [
+          displayImageSrc,
+          fullscreenPreviewSrc,
+          buildImageProxyUrl(resolveOriginalImageUrl(data.src) || data.src, {
+            delivery: "proxy",
+          }),
+        ],
         signal: controller.signal,
         onProgress: setDownloadProgress,
       });
-      toast.success("已开始下载");
+      toast.success("原图下载成功");
     } catch (error) {
       if (controller.signal.aborted) {
         toast.message("已取消下载");
@@ -8349,11 +8433,7 @@ export function ImageNode({
         {/* 图片内容 - 使用 object-contain 保持原始比例 */}
         {data.src ? (
           <div className="relative h-full w-full">
-            {isRetiredStorageUrl(data.src) ? (
-              <div role="status" className="flex h-full w-full items-center justify-center bg-muted p-4 text-center text-sm text-muted-foreground">
-                {RETIRED_STORAGE_MESSAGE}
-              </div>
-            ) : !shouldRequestDisplayImage ? (
+            {!shouldRequestDisplayImage ? (
               <ImageNodeDeferredLoadState />
             ) : isCompareMode && hasCompareSource ? (
               <div
@@ -8380,16 +8460,15 @@ export function ImageNode({
                     }}
                   >
                     <div className="absolute inset-0 bg-slate-50 dark:bg-zinc-900" />
-                    <CanvasPreviewImage
-                      sourceKey={data.src}
+                    <img
                       alt={displayTitle}
                       className="absolute inset-0 h-full w-full object-cover"
                       decoding="async"
                       draggable={false}
-                      loading="eager"
+                      loading="lazy"
                       onError={(event) => {
-                        if (event.currentTarget.src !== buildImageFallbackUrl(data.src)) {
-                          event.currentTarget.src = buildImageFallbackUrl(data.src);
+                        if (event.currentTarget.src !== data.src) {
+                          event.currentTarget.src = data.src;
                         }
                       }}
                       onLoad={handleDisplayImageLoad}
@@ -8410,16 +8489,15 @@ export function ImageNode({
                     }}
                   >
                     <div className="absolute inset-0 bg-slate-50 dark:bg-zinc-900" />
-                    <CanvasPreviewImage
-                      sourceKey={compareSource}
+                    <img
                       alt={`${displayTitle}-原图`}
                       className="absolute inset-0 h-full w-full object-cover"
                       decoding="async"
                       draggable={false}
-                      loading="eager"
+                      loading="lazy"
                       onError={(event) => {
-                        if (event.currentTarget.src !== buildImageFallbackUrl(compareSource)) {
-                          event.currentTarget.src = buildImageFallbackUrl(compareSource);
+                        if (event.currentTarget.src !== compareSource) {
+                          event.currentTarget.src = compareSource;
                         }
                       }}
                       src={displayCompareSrc}
@@ -8461,8 +8539,7 @@ export function ImageNode({
               </div>
             ) : (
               <>
-                <CanvasPreviewImage
-                  sourceKey={data.src}
+                <img
                   alt={displayTitle}
                   className={cn(
                     "h-full w-full bg-slate-50 object-contain dark:bg-zinc-900",
@@ -8474,7 +8551,7 @@ export function ImageNode({
                   )}
                   decoding="async"
                   draggable={false}
-                  loading="eager"
+                  loading="lazy"
                   onClick={
                     isThisNodePicking && !boxCutoutMode
                       ? handlePickerClick
@@ -8483,17 +8560,12 @@ export function ImageNode({
                   onDoubleClick={(e) => {
                     if (!isThisNodePicking && !boxCutoutMode && !localEditMode) {
                       e.stopPropagation();
-                      setFullscreenPreviewImage({
-                        src: e.currentTarget.currentSrc || e.currentTarget.src,
-                        width: e.currentTarget.naturalWidth,
-                        height: e.currentTarget.naturalHeight,
-                      });
                       setFullscreenPreviewOpen(true);
                     }
                   }}
                   onError={(event) => {
-                    if (event.currentTarget.src !== buildImageFallbackUrl(data.src)) {
-                      event.currentTarget.src = buildImageFallbackUrl(data.src);
+                    if (event.currentTarget.src !== data.src) {
+                      event.currentTarget.src = data.src;
                     }
                   }}
                   onLoad={handleDisplayImageLoad}
@@ -9404,8 +9476,6 @@ export function ImageNode({
         ) : (
           <ImageNodeEmptyState
             detailProgressLabel={detailProgressLabel}
-            failure={data.metadata?.generationFailure}
-            requestId={data.metadata?.generationRequestId}
             fileInputRef={fileInputRef}
             generationProgress={generationProgress}
             onImageUpload={handleImageUpload}
@@ -9570,8 +9640,6 @@ export function ImageNode({
 		                    className="mr-2 h-4 w-4"
 		                    fallback={LayoutTemplate}
 		                    item={imageLayoutReplaceItem}
-		                    referenceName={useReferenceImageToolbar ? "image-layout-replace" : undefined}
-		                    referenceSize={18}
 		                  />
 		                  <span>{imageLayoutReplaceItem.label}</span>
                     <ImageActionCreditBadge label={localEditCostShortLabel} />
@@ -10124,12 +10192,8 @@ export function ImageNode({
         typeof document !== "undefined" &&
         createPortal(
           <TooltipProvider delayDuration={200}>
-            <ReferenceImageToolbar
-              referencePresentation={useReferenceImageToolbar}
-              defaultPinnedKeys={enabledSelectedImageToolbarActions.slice(0, selectedImageInlineActionCount).map((action) => action.key)}
-                className={cn("fixed z-[9999] flex items-center gap-0.5 rounded-[24px] border border-white/70 bg-white/82 px-2 py-1.5 text-gray-800 shadow-[0_18px_52px_rgba(15,23,42,0.20)] backdrop-blur-2xl before:pointer-events-none before:absolute before:inset-[-10px] before:-z-10 before:rounded-[32px] before:bg-white/35 before:shadow-[0_18px_64px_rgba(15,23,42,0.18)] before:backdrop-blur-2xl before:content-[''] supports-[backdrop-filter]:bg-white/72 dark:border-white/12 dark:bg-[#08090c]/72 dark:text-zinc-100 dark:shadow-[0_24px_72px_rgba(0,0,0,0.58)] dark:before:bg-black/35 dark:before:shadow-[0_24px_80px_rgba(0,0,0,0.62)] supports-[backdrop-filter]:dark:bg-[#08090c]/62", useReferenceImageToolbar && "lovart-image-action-bar")}
-              data-selected-image-toolbar="true"
-              data-reference-presentation={useReferenceImageToolbar ? "true" : undefined}
+            <div
+                className="fixed z-[9999] flex items-center gap-0.5 rounded-[24px] border border-white/70 bg-white/82 px-2 py-1.5 text-gray-800 shadow-[0_18px_52px_rgba(15,23,42,0.20)] backdrop-blur-2xl before:pointer-events-none before:absolute before:inset-[-10px] before:-z-10 before:rounded-[32px] before:bg-white/35 before:shadow-[0_18px_64px_rgba(15,23,42,0.18)] before:backdrop-blur-2xl before:content-[''] supports-[backdrop-filter]:bg-white/72 dark:border-white/12 dark:bg-[#08090c]/72 dark:text-zinc-100 dark:shadow-[0_24px_72px_rgba(0,0,0,0.58)] dark:before:bg-black/35 dark:before:shadow-[0_24px_80px_rgba(0,0,0,0.62)] supports-[backdrop-filter]:dark:bg-[#08090c]/62"
               onClick={(e) => e.stopPropagation()}
               onMouseDown={(e) => e.stopPropagation()}
               onPointerDown={(e) => e.stopPropagation()}
@@ -10153,8 +10217,7 @@ export function ImageNode({
 	                className="mr-1 inline-flex h-10 shrink-0 items-center gap-1.5 whitespace-nowrap rounded-xl bg-slate-900 px-3 font-semibold text-[13px] text-white hover:bg-slate-800 hover:text-white dark:bg-slate-100 dark:text-slate-900 dark:hover:bg-slate-200"
 	                disabled={isProcessing || isAddingToChat}
 	                onClick={handleAddToChat}
-	                data-tool-key="addToChat"
-                  title={imageAddToChatItem.label}
+	                title={imageAddToChatItem.label}
 	                variant="ghost"
 	              >
 	                {isAddingToChat ? (
@@ -10165,8 +10228,6 @@ export function ImageNode({
 	                    className="h-4 w-4 dark:invert-0"
 	                    fallback={MessageSquarePlus}
 	                    item={imageAddToChatItem}
-                      referenceName={useReferenceImageToolbar ? "image-mark" : undefined}
-                      referenceSize={25}
 	                  />
 	                )}
 	                <span className="whitespace-nowrap">{imageAddToChatItem.label}</span>
@@ -10181,7 +10242,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("pickObject") ? (
               <Button
-                data-tool-key="pickObject"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing || isPickerLoading || isThisNodePicking}
 	                onClick={handleStartPicking}
@@ -10192,8 +10252,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Crosshair}
 	                  item={imagePickObjectItem}
-                      referenceName={useReferenceImageToolbar ? "image-move-object" : undefined}
-                      referenceSize={25}
 	                />
 	                {imagePickObjectItem.label}
 	              </Button>
@@ -10201,7 +10259,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("enhance") ? (
               <Button
-                data-tool-key="enhance"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("enhance")}
@@ -10212,8 +10269,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Sparkles}
 	                  item={imageEnhanceItem}
-                      referenceName={useReferenceImageToolbar ? "image-upscale" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageEnhanceItem.label}
                   <ImageActionCreditBadge compact label={enhanceCostShortLabel} />
@@ -10222,7 +10277,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("removeBackground") ? (
               <Button
-                data-tool-key="removeBackground"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("rmbg")}
@@ -10233,8 +10287,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Scissors}
 	                  item={imageRemoveBackgroundItem}
-                      referenceName={useReferenceImageToolbar ? "image-remove-background" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageRemoveBackgroundItem.label}
                   <ImageActionCreditBadge
@@ -10246,7 +10298,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("aiWashQuick") ? (
                 <Button
-                data-tool-key="aiWashQuick"
                   className={cn(
                     "group relative h-10 rounded-xl px-3 font-medium text-[13px] transition",
                     aiWashQuickPanelOpen
@@ -10256,7 +10307,6 @@ export function ImageNode({
                   disabled={isProcessing || isSubmittingAiWashQuick}
                   onClick={() => handleAction("ai-wash")}
                   title={aiWashQuickModeLabel}
-                  data-reference-active={aiWashQuickPanelOpen ? "true" : undefined}
                   variant="ghost"
                 >
                   {isSubmittingAiWashQuick ? (
@@ -10267,8 +10317,6 @@ export function ImageNode({
                       className="mr-1.5 h-4 w-4"
                       fallback={Sparkles}
                       iconUrl={aiWashQuickConfig.modeIconUrl}
-                      referenceName={useReferenceImageToolbar ? "image-local-edit" : undefined}
-                      referenceSize={25}
                     />
                   )}
                   {aiWashQuickModeLabel}
@@ -10281,7 +10329,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("textEdit") ? (
               <Button
-                data-tool-key="textEdit"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing || isDetectingText || isApplyingTextEdit}
 	                onClick={() => handleAction("text-edit")}
@@ -10292,8 +10339,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Type}
 	                  item={imageTextEditItem}
-                      referenceName={useReferenceImageToolbar ? "image-edit-text" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageTextEditItem.label}
 	              </Button>
@@ -10301,7 +10346,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("boxCutout") ? (
               <Button
-                data-tool-key="boxCutout"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("box-cutout")}
@@ -10312,8 +10356,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Scan}
 	                  item={imageBoxCutoutItem}
-                      referenceName={useReferenceImageToolbar ? "image-vector" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageBoxCutoutItem.label}
                   <ImageActionCreditBadge compact label={boxCutoutCostShortLabel} />
@@ -10322,7 +10364,6 @@ export function ImageNode({
 
 	              {isSelectedImageActionInline("localEdit") ? (
               <Button
-                data-tool-key="localEdit"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing || isSubmittingLocalEdit}
 	                onClick={() => handleAction("local-edit")}
@@ -10333,8 +10374,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Wand2}
 	                  item={imageLocalEditItem}
-                      referenceName={useReferenceImageToolbar ? "image-local-edit" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageLocalEditItem.label}
 	                  <ImageActionCreditBadge
@@ -10346,7 +10385,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("layoutReplace") ? (
               <Button
-                data-tool-key="layoutReplace"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 		                disabled={isProcessing}
 		                onClick={() => handleAction("layout-replace")}
@@ -10357,8 +10395,6 @@ export function ImageNode({
 		                  className="mr-1.5 h-4 w-4"
 		                  fallback={LayoutTemplate}
 		                  item={imageLayoutReplaceItem}
-		                  referenceName={useReferenceImageToolbar ? "image-layout-replace" : undefined}
-		                  referenceSize={18}
 		                />
 		                {imageLayoutReplaceItem.label}
                   <ImageActionCreditBadge
@@ -10370,7 +10406,6 @@ export function ImageNode({
 
 	              {isSelectedImageActionInline("removeWatermark") ? (
               <Button
-                data-tool-key="removeWatermark"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("watermark")}
@@ -10381,8 +10416,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Eraser}
 	                  item={imageRemoveWatermarkItem}
-                      referenceName={useReferenceImageToolbar ? "image-erase" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageRemoveWatermarkItem.label}
                   <ImageActionCreditBadge
@@ -10394,7 +10427,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("resize") ? (
               <Button
-                data-tool-key="resize"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("resize")}
@@ -10412,7 +10444,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("multiAngle") ? (
               <Button
-                data-tool-key="multiAngle"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("angle")}
@@ -10423,8 +10454,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Box}
 	                  item={imageMultiAngleItem}
-                      referenceName={useReferenceImageToolbar ? "image-angle" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageMultiAngleItem.label}
                   <ImageActionCreditBadge
@@ -10436,7 +10465,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("generate3dModel") ? (
                 <Button
-                data-tool-key="generate3dModel"
                   className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                  disabled={isProcessing}
 	                  onClick={() => handleAction("generate-3d-model")}
@@ -10458,7 +10486,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("generate3dWorld") ? (
                 <Button
-                data-tool-key="generate3dWorld"
                   className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                  disabled={isProcessing}
 	                  onClick={() => handleAction("generate-3d-world")}
@@ -10480,7 +10507,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("layerSplit") ? (
                 <Button
-                data-tool-key="layerSplit"
                   className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                  disabled={isProcessing}
 	                  onClick={() => handleAction("layer-split")}
@@ -10491,8 +10517,6 @@ export function ImageNode({
 	                    className="mr-1.5 h-4 w-4"
 	                    fallback={Layers}
 	                    item={imageLayerSplitItem}
-                      referenceName={useReferenceImageToolbar ? "image-extract-layer" : undefined}
-                      referenceSize={25}
 	                  />
 	                  {imageLayerSplitItem.label}
 	                </Button>
@@ -10500,7 +10524,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("extend") ? (
               <Button
-                data-tool-key="extend"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("extend")}
@@ -10511,8 +10534,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Expand}
 	                  item={imageExtendItem}
-                      referenceName={useReferenceImageToolbar ? "image-outpaint" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageExtendItem.label}
                   <ImageActionCreditBadge compact label={extendCostShortLabel} />
@@ -10521,7 +10542,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("crop") ? (
               <Button
-                data-tool-key="crop"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("crop")}
@@ -10532,8 +10552,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={Crop}
 	                  item={imageCropItem}
-                      referenceName={useReferenceImageToolbar ? "image-crop" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageCropItem.label}
 	              </Button>
@@ -10541,7 +10559,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("adjust") ? (
               <Button
-                data-tool-key="adjust"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("adjust")}
@@ -10552,8 +10569,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={SlidersHorizontal}
 	                  item={imageAdjustItem}
-                      referenceName={useReferenceImageToolbar ? "image-adjust" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageAdjustItem.label}
 	              </Button>
@@ -10561,7 +10576,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("flipRotate") ? (
               <Button
-                data-tool-key="flipRotate"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("flip-rotate")}
@@ -10572,8 +10586,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={FlipHorizontal2}
 	                  item={imageFlipRotateItem}
-                      referenceName={useReferenceImageToolbar ? "image-flip-rotate" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageFlipRotateItem.label}
 	              </Button>
@@ -10581,7 +10593,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("promptRegenerate") ? (
               <Button
-                data-tool-key="promptRegenerate"
                 className="group relative h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("prompt-regenerate")}
@@ -10603,7 +10614,6 @@ export function ImageNode({
 
               {isSelectedImageActionInline("note") ? (
               <Button
-                data-tool-key="note"
                 className="h-10 rounded-xl px-3 font-medium text-[13px] text-slate-700 hover:bg-slate-100 hover:text-slate-900 dark:text-slate-100 dark:hover:bg-zinc-800"
 	                disabled={isProcessing}
 	                onClick={() => handleAction("note")}
@@ -10614,8 +10624,6 @@ export function ImageNode({
 	                  className="mr-1.5 h-4 w-4"
 	                  fallback={StickyNote}
 	                  item={imageNoteItem}
-                      referenceName={useReferenceImageToolbar ? "image-mark" : undefined}
-                      referenceSize={25}
 	                />
 	                {imageNoteItem.label}
 	              </Button>
@@ -10640,14 +10648,12 @@ export function ImageNode({
 	                      className="h-4 w-4"
 	                      fallback={MoreHorizontal}
 	                      item={imageNodeMoreItem}
-                      referenceName={useReferenceImageToolbar ? "image-more" : undefined}
-                      referenceSize={25}
 	                    />
 	                  </Button>
                 </DropdownMenuTrigger>
                 <DropdownMenuContent
                   align="center"
-                  className={cn("bg-white opacity-100 backdrop-blur-none dark:bg-zinc-950 dark:text-zinc-100", useReferenceImageToolbar && "lovart-image-action-menu")}
+                  className="bg-white opacity-100 backdrop-blur-none dark:bg-zinc-950 dark:text-zinc-100"
                   side="bottom"
                 >
 	                  {isSelectedImageActionInMore("boxCutout") ? (
@@ -10656,8 +10662,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Scan}
 	                      item={imageBoxCutoutItem}
-                      referenceName={useReferenceImageToolbar ? "image-vector" : undefined}
-                      referenceSize={18}
 	                    />
 	                    <span>{imageBoxCutoutItem.label}</span>
                       <ImageActionCreditBadge label={boxCutoutCostShortLabel} />
@@ -10669,8 +10673,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Wand2}
 	                      item={imageLocalEditItem}
-                      referenceName={useReferenceImageToolbar ? "image-local-edit" : undefined}
-                      referenceSize={18}
 	                    />
 		                    <span>{imageLocalEditItem.label}</span>
 	                      <ImageActionCreditBadge label={localEditCostShortLabel} />
@@ -10684,8 +10686,6 @@ export function ImageNode({
 		                      className="mr-2 h-4 w-4"
 		                      fallback={LayoutTemplate}
 		                      item={imageLayoutReplaceItem}
-		                      referenceName={useReferenceImageToolbar ? "image-layout-replace" : undefined}
-		                      referenceSize={18}
 		                    />
 		                    <span>{imageLayoutReplaceItem.label}</span>
                       <ImageActionCreditBadge label={localEditCostShortLabel} />
@@ -10697,8 +10697,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Eraser}
 	                      item={imageRemoveWatermarkItem}
-                      referenceName={useReferenceImageToolbar ? "image-erase" : undefined}
-                      referenceSize={18}
 	                    />
 	                    <span>{imageRemoveWatermarkItem.label}</span>
                       <ImageActionCreditBadge
@@ -10722,8 +10720,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Box}
 	                      item={imageMultiAngleItem}
-                      referenceName={useReferenceImageToolbar ? "image-angle" : undefined}
-                      referenceSize={18}
 	                    />
 	                    <span>{imageMultiAngleItem.label}</span>
                       <ImageActionCreditBadge
@@ -10765,8 +10761,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Layers}
 	                      item={imageLayerSplitItem}
-                      referenceName={useReferenceImageToolbar ? "image-extract-layer" : undefined}
-                      referenceSize={18}
 	                    />
 	                    {imageLayerSplitItem.label}
 	                  </DropdownMenuItem>
@@ -10777,8 +10771,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Expand}
 	                      item={imageExtendItem}
-                      referenceName={useReferenceImageToolbar ? "image-outpaint" : undefined}
-                      referenceSize={18}
 	                    />
 	                    <span>{imageExtendItem.label}</span>
                       <ImageActionCreditBadge label={extendCostShortLabel} />
@@ -10790,8 +10782,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={Crop}
 	                      item={imageCropItem}
-                      referenceName={useReferenceImageToolbar ? "image-crop" : undefined}
-                      referenceSize={18}
 	                    />
 	                    {imageCropItem.label}
 	                  </DropdownMenuItem>
@@ -10802,8 +10792,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={SlidersHorizontal}
 	                      item={imageAdjustItem}
-                      referenceName={useReferenceImageToolbar ? "image-adjust" : undefined}
-                      referenceSize={18}
 	                    />
 	                    {imageAdjustItem.label}
 	                  </DropdownMenuItem>
@@ -10814,8 +10802,6 @@ export function ImageNode({
 	                      className="mr-2 h-4 w-4"
 	                      fallback={FlipHorizontal2}
 	                      item={imageFlipRotateItem}
-                      referenceName={useReferenceImageToolbar ? "image-flip-rotate" : undefined}
-                      referenceSize={18}
 	                    />
 	                    {imageFlipRotateItem.label}
 	                  </DropdownMenuItem>
@@ -10841,8 +10827,6 @@ export function ImageNode({
 		                      className="mr-2 h-4 w-4"
 		                      fallback={StickyNote}
 		                      item={imageNoteItem}
-                      referenceName={useReferenceImageToolbar ? "image-mark" : undefined}
-                      referenceSize={18}
 		                    />
 		                    {imageNoteItem.label}
 		                  </DropdownMenuItem>
@@ -10882,8 +10866,7 @@ export function ImageNode({
                     void handleDownload();
                   }}
 	                size="icon"
-	                data-tool-key="download"
-                  title={imageDownloadItem.label}
+	                title={imageDownloadItem.label}
 	                variant="ghost"
 	              >
 	                {isDownloadingOriginalImage ? (
@@ -10893,13 +10876,11 @@ export function ImageNode({
                       className="h-4 w-4"
                       fallback={Download}
                       item={imageDownloadItem}
-                      referenceName={useReferenceImageToolbar ? "image-download" : undefined}
-                      referenceSize={25}
                     />
                   )}
 	              </Button>
               ) : null}
-            </ReferenceImageToolbar>
+            </div>
           </TooltipProvider>,
           document.body
         )}
@@ -11895,7 +11876,6 @@ export function ImageNode({
       {/* 双击放大预览弹窗 */}
       {fullscreenPreviewOpen &&
         data.src &&
-        fullscreenPreviewImage &&
         createPortal(
           <div
             className="fixed inset-0 z-[9999] flex cursor-zoom-out items-center justify-center bg-black/90"
@@ -11903,7 +11883,7 @@ export function ImageNode({
           >
             {/* 关闭按钮 */}
             <button
-              className="absolute top-4 right-4 z-10 rounded-full bg-slate-950 p-2 transition-colors hover:bg-black"
+              className="absolute top-4 right-4 rounded-full bg-slate-950 p-2 transition-colors hover:bg-black"
               onClick={() => setFullscreenPreviewOpen(false)}
             >
               <svg
@@ -11921,7 +11901,7 @@ export function ImageNode({
               </svg>
             </button>
             <button
-              className="absolute top-4 right-16 z-10 inline-flex items-center gap-1.5 rounded-full bg-slate-950 px-3 py-2 text-sm text-white transition-colors hover:bg-black disabled:cursor-not-allowed disabled:opacity-60"
+              className="absolute top-4 right-16 inline-flex items-center gap-1.5 rounded-full bg-slate-950 px-3 py-2 text-sm text-white transition-colors hover:bg-black disabled:cursor-not-allowed disabled:opacity-60"
               disabled={isDownloadingOriginalImage}
               onClick={(event) => {
                 event.preventDefault();
@@ -11940,11 +11920,13 @@ export function ImageNode({
             </button>
 
             {/* 图片 */}
-            <ProgressiveImagePreview
+            <img
               alt={data.prompt || "图片预览"}
               className="max-h-[95vh] max-w-[95vw] object-contain"
-              src={resolveOriginalImageUrl(data.src) || data.src}
-              preview={fullscreenPreviewImage}
+              decoding="async"
+              draggable={false}
+              onClick={(e) => e.stopPropagation()}
+              src={fullscreenPreviewSrc}
               style={activeImageAdjustmentsStyle}
             />
 

components/canvas/nodes/image-node/canvas-preview-image.tsx

@@ -1,32 +0,0 @@
-"use client";
-
-import { forwardRef, type ImgHTMLAttributes, useState } from "react";
-
-type Props = Omit<ImgHTMLAttributes<HTMLImageElement>, "src"> & { src: string; sourceKey: string };
-
-export const CanvasPreviewImage = forwardRef<HTMLImageElement, Props>(function CanvasPreviewImage(
-  { src, sourceKey, onLoad, style, ...props }, ref,
-) {
-  const [displayed, setDisplayed] = useState({ sourceKey, src });
-  const visibleSrc = displayed.sourceKey === sourceKey ? displayed.src : src;
-  const sources = visibleSrc === src ? [src] : [visibleSrc, src];
-  return <>{sources.map(candidate => {
-    const visible = candidate === visibleSrc;
-    return <img
-      {...props}
-      key={candidate}
-      ref={visible ? ref : undefined}
-      src={candidate}
-      alt={visible ? props.alt : ""}
-      aria-hidden={visible ? props["aria-hidden"] : true}
-      style={visible ? style : { ...style, position: "absolute", inset: 0, opacity: 0, pointerEvents: "none" }}
-      onLoad={event => {
-        const image = event.currentTarget;
-        onLoad?.(event);
-        void image.decode().then(() => {
-          if (image.isConnected && candidate === src) setDisplayed({ sourceKey, src: candidate });
-        }).catch(() => undefined);
-      }}
-    />;
-  })}</>;
-});

components/canvas/nodes/image-node/image-node-empty-state.tsx

@@ -3,14 +3,11 @@
 import { AlertCircle, ImagePlus, Loader2 } from "lucide-react";
 import type React from "react";
 import { GenerationDotPlaceholder } from "@/components/generation-dot-placeholder";
-import type { RequestFailureDetails } from "@/lib/request-error";
 
 interface ImageNodeEmptyStateProps {
   detailProgressLabel?: string;
   fileInputRef: React.Ref<HTMLInputElement>;
   generationProgress?: number | null;
-  failure?: RequestFailureDetails;
-  requestId?: string;
   onImageUpload: (event: React.ChangeEvent<HTMLInputElement>) => void;
   onSelectFile: (event: React.MouseEvent<HTMLButtonElement>) => void;
   status?: string;
@@ -55,8 +52,6 @@ export function ImageNodeEmptyState({
   detailProgressLabel,
   fileInputRef,
   generationProgress,
-  failure,
-  requestId,
   onImageUpload,
   onSelectFile,
   status,
@@ -94,7 +89,7 @@ export function ImageNodeEmptyState({
   if (status === "failed") {
     const failedTitle = detailProgressLabel || "生成失败";
     return (
-      <div role="alert" className="flex h-full w-full flex-col items-center justify-center overflow-auto bg-[#fff7f8] px-6 text-center dark:bg-red-950/40">
+      <div className="flex h-full w-full select-none flex-col items-center justify-center bg-[#fff7f8] px-6 text-center dark:bg-red-950/40">
         <span className="mb-3 flex h-12 w-12 items-center justify-center rounded-[18px] border border-[#f2d7dd] bg-white text-[#d24f63] shadow-[0_0_0_1px_rgba(242,215,221,0.22)]">
           <AlertCircle className="h-5 w-5" />
         </span>
@@ -102,9 +97,8 @@ export function ImageNodeEmptyState({
           {failedTitle}
         </span>
         <span className="mt-1 text-xs text-[#b77480]">
-          {failure?.recommendation || (failedTitle.includes("上传") ? "请重新选择文件" : "请查看对话中的错误原因和处理建议")}
+          {failedTitle.includes("上传") ? "请重新选择文件" : "请重新上传或再试一次"}
         </span>
-        {requestId ? <span className="mt-2 select-text break-all text-xs text-[#b77480]">请求编号：{requestId}</span> : null}
       </div>
     );
   }

components/canvas/tvstar/CharacterStudioPanel.tsx

@@ -1,144 +0,0 @@
-"use client";
-
-import { useEffect, useState } from "react";
-import { ArrowRight, Check, Loader2, Sparkles, Upload, X } from "lucide-react";
-import { requestCreativeAnalysis, type CreativeAnalysisModel } from "./creativeAnalysisClient";
-
-export type StudioCharacter = {
-  name: string;
-  description: string;
-  look?: string;
-  wardrobe?: string;
-  signatureAction?: string;
-  traits?: string[];
-  prompt: string;
-};
-
-const styles = ["电影写实", "国风动画", "二维动漫", "三维动画", "插画概念"];
-const views = ["角色立绘", "脸部近景", "表情参考", "角色三视图"] as const;
-export type StudioView = (typeof views)[number];
-
-export function CharacterStudioPanel({
-  canvasId,
-  models,
-  onApply,
-  onClose,
-  onOpenLibrary,
-  onUpload,
-}: {
-  canvasId: string;
-  models: CreativeAnalysisModel[];
-  onApply: (character: StudioCharacter, style: string, selectedViews: StudioView[], referenceUrl?: string) => Promise<boolean>;
-  onClose: () => void;
-  onOpenLibrary: () => void;
-  onUpload: (file: File) => Promise<string>;
-}) {
-  const [description, setDescription] = useState("");
-  const [style, setStyle] = useState(styles[0]);
-  const [characters, setCharacters] = useState<StudioCharacter[]>([]);
-  const [selected, setSelected] = useState(0);
-  const [selectedViews, setSelectedViews] = useState<StudioView[]>([...views]);
-  const [referenceUrl, setReferenceUrl] = useState<string>();
-  const [referenceName, setReferenceName] = useState("");
-  const [busy, setBusy] = useState(false);
-  const [error, setError] = useState("");
-  const [restoredDraftFor, setRestoredDraftFor] = useState("");
-  const character = characters[selected];
-
-  useEffect(() => {
-    try {
-      const draft = JSON.parse(localStorage.getItem(`tvstar:character-draft:${canvasId}`) || "null");
-      if (draft && typeof draft === "object") {
-        if (typeof draft.description === "string") setDescription(draft.description);
-        if (styles.includes(draft.style)) setStyle(draft.style);
-        if (Array.isArray(draft.characters)) setCharacters(draft.characters.filter((item: StudioCharacter) =>
-          item && typeof item.name === "string" && typeof item.prompt === "string").slice(0, 8));
-        if (Number.isInteger(draft.selected)) setSelected(Math.max(0, draft.selected));
-        if (Array.isArray(draft.selectedViews)) setSelectedViews(draft.selectedViews.filter((item: StudioView) =>
-          views.includes(item)));
-        if (typeof draft.referenceUrl === "string") setReferenceUrl(draft.referenceUrl);
-        if (typeof draft.referenceName === "string") setReferenceName(draft.referenceName);
-      }
-    } catch { /* a damaged local draft must not block the studio */ }
-    setRestoredDraftFor(canvasId);
-  }, [canvasId]);
-
-  useEffect(() => {
-    if (restoredDraftFor !== canvasId) return;
-    try { localStorage.setItem(`tvstar:character-draft:${canvasId}`, JSON.stringify({
-      description, style, characters, selected, selectedViews, referenceUrl, referenceName,
-    })); } catch { /* storage is optional */ }
-  }, [canvasId, characters, description, referenceName, referenceUrl, restoredDraftFor, selected, selectedViews, style]);
-
-  const resetDraft = () => {
-    setDescription(""); setStyle(styles[0]); setCharacters([]); setSelected(0);
-    setSelectedViews([...views]); setReferenceUrl(undefined); setReferenceName(""); setError("");
-  };
-
-  const analyze = async () => {
-    if (!description.trim() || busy) return;
-    setError(""); setBusy(true);
-    try {
-      const data = await requestCreativeAnalysis({
-        mode: "character-scene-extraction",
-        nodeTitle: "角色造型室",
-        models,
-        prompt: `视觉风格：${style}。请提取并具体定义角色身份、稳定的面部与服装特征，提供可复用的造型提示词。\n角色描述：${description.trim()}`,
-        imageUrls: referenceUrl ? [referenceUrl] : [],
-      });
-      const items = Array.isArray(data.characters) ? data.characters.filter((item): item is StudioCharacter => Boolean(item && typeof item === "object" && (item as StudioCharacter).name && (item as StudioCharacter).prompt)).slice(0, 8) : [];
-      if (!items.length) throw new Error("模型没有返回有效角色，请补充外观描述后重试");
-      setCharacters(items);
-      setSelected(0);
-    } catch (cause) { setError(cause instanceof Error ? cause.message : "角色分析失败"); }
-    finally { setBusy(false); }
-  };
-
-  const upload = async (file?: File) => {
-    if (!file || !file.type.startsWith("image/")) return;
-    setError(""); setBusy(true);
-    try { setReferenceUrl(await onUpload(file)); setReferenceName(file.name); }
-    catch (cause) { setError(cause instanceof Error ? cause.message : "参考图上传失败"); }
-    finally { setBusy(false); }
-  };
-
-  const toggleView = (view: StudioView) => setSelectedViews(current => current.includes(view) ? current.filter(item => item !== view) : [...current, view]);
-
-  const apply = async () => {
-    if (!character || !selectedViews.length || busy) return;
-    setError(""); setBusy(true);
-    try {
-      if (!await onApply(character, style, selectedViews, referenceUrl))
-        setError("角色视图任务未能启动，请检查模型与生成配置后重试");
-    } catch (cause) { setError(cause instanceof Error ? cause.message : "角色视图任务未能启动"); }
-    finally { setBusy(false); }
-  };
-
-  return <div className="fixed inset-0 z-[100] flex items-center justify-center bg-black/65 p-4" data-canvas-overlay="true" role="presentation">
-    <section aria-label="角色造型室" aria-modal="true" className="flex h-[min(720px,calc(100vh-32px))] w-[min(1060px,calc(100vw-32px))] flex-col overflow-hidden rounded-[22px] border border-white/10 bg-[#202020] text-white shadow-[0_30px_90px_rgba(0,0,0,.6)]" role="dialog">
-      <header className="flex h-14 shrink-0 items-center justify-between border-b border-white/10 px-5"><div><h2 className="text-base font-medium">角色造型室</h2><p className="text-[11px] text-white/40">建立稳定角色设定，再送入画布生成视图</p></div><div className="flex items-center gap-2"><button className="rounded-lg px-2 py-1 text-xs text-white/50 hover:bg-white/10" disabled={busy} onClick={resetDraft}>新角色</button><button aria-label="关闭角色造型室" className="rounded-lg p-2 text-white/60 hover:bg-white/10" onClick={onClose}><X className="size-4" /></button></div></header>
-      <div className="grid min-h-0 flex-1 grid-cols-[minmax(260px,340px)_1fr] max-md:grid-cols-1">
-        <div className="flex min-h-0 flex-col border-r border-white/10 p-5 max-md:border-b max-md:border-r-0">
-          <label className="mb-2 text-xs text-white/65" htmlFor="tvstar-character-description">角色描述</label>
-          <textarea className="min-h-44 w-full resize-none rounded-xl border border-white/10 bg-[#292929] p-3 text-[13px] leading-6 outline-none placeholder:text-white/30 focus:border-cyan-300/50" id="tvstar-character-description" onChange={event => setDescription(event.target.value)} placeholder="例如：二十多岁的机械师，短银发，左眼下有一颗痣，穿旧皮夹克，性格沉着…" value={description} />
-          <label className="mb-2 mt-4 text-xs text-white/65" htmlFor="tvstar-character-style">视觉风格</label>
-          <select className="h-10 rounded-xl border border-white/10 bg-[#292929] px-3 text-[13px] outline-none" id="tvstar-character-style" onChange={event => setStyle(event.target.value)} value={style}>{styles.map(item => <option key={item}>{item}</option>)}</select>
-          <label className="mt-4 flex cursor-pointer items-center gap-2 rounded-xl border border-dashed border-white/15 bg-white/[.03] px-3 py-3 text-xs text-white/60 hover:bg-white/[.06]"><Upload className="size-4" />{referenceName || "上传角色参考图（可选）"}<input accept="image/*" className="hidden" onChange={event => { const file = event.target.files?.[0]; event.target.value = ""; void upload(file); }} type="file" /></label>
-          {referenceUrl ? <button className="mt-2 self-start text-[11px] text-white/40 hover:text-white" onClick={() => { setReferenceUrl(undefined); setReferenceName(""); }}>移除参考图</button> : null}
-          {error ? <p className="mt-3 rounded-lg bg-red-500/10 px-3 py-2 text-xs text-red-200" role="alert">{error}</p> : null}
-          <div className="mt-auto space-y-2 pt-5"><button className="flex h-10 w-full items-center justify-center gap-2 rounded-xl bg-white text-[13px] font-medium text-[#1f1f1f] disabled:opacity-40" disabled={!description.trim() || busy} onClick={() => void analyze()}>{busy ? <Loader2 className="size-4 animate-spin" /> : <Sparkles className="size-4" />}{busy ? "正在分析角色…" : "分析角色设定"}</button><button className="flex h-9 w-full items-center justify-center gap-1 rounded-xl text-xs text-white/55 hover:bg-white/5" onClick={onOpenLibrary}>浏览现有角色库 <ArrowRight className="size-3" /></button></div>
-        </div>
-        <div className="min-h-0 overflow-y-auto p-5">
-          {character ? <>
-            <div className="mb-4 flex flex-wrap gap-2">{characters.map((item, index) => <button aria-pressed={selected === index} className={`rounded-lg px-3 py-1.5 text-xs ${selected === index ? "bg-white text-[#252525]" : "bg-white/10 text-white/65 hover:bg-white/15"}`} key={`${index}-${item.name}`} onClick={() => setSelected(index)}>{item.name}</button>)}</div>
-            <h3 className="mb-2 text-lg font-medium">{character.name}</h3><p className="text-[13px] leading-6 text-white/65">{character.description}</p>
-            <div className="mt-4 grid grid-cols-2 gap-2 text-xs max-sm:grid-cols-1">{[["外观锚点", character.look], ["服装与道具", character.wardrobe], ["代表动作", character.signatureAction], ["性格关键词", character.traits?.join(" · ")]].filter(([, value]) => value).map(([label, value]) => <div className="rounded-xl bg-white/5 p-3" key={label}><span className="mb-1 block text-white/40">{label}</span><span className="leading-5 text-white/80">{value}</span></div>)}</div>
-            <div className="mt-5"><h4 className="mb-3 text-xs text-white/55">选择要创建的角色视图</h4><div className="grid grid-cols-4 gap-2 max-md:grid-cols-2">{views.map((view, index) => <button aria-pressed={selectedViews.includes(view)} className={`relative flex h-32 flex-col items-center justify-center rounded-xl border text-xs ${selectedViews.includes(view) ? "border-cyan-300/70 bg-cyan-300/10" : "border-white/10 bg-white/5"}`} key={view} onClick={() => toggleView(view)}><span className="mb-3 text-2xl text-white/30">{["◉", "◌", "☺", "◧"][index]}</span>{view}{selectedViews.includes(view) ? <Check className="absolute right-2 top-2 size-3 text-cyan-300" /> : null}</button>)}</div></div>
-            <div className="mt-5 rounded-xl border border-white/10 bg-white/5 p-3"><p className="mb-2 text-[11px] text-white/40">一致性提示词</p><p className="text-xs leading-5 text-white/70">{character.prompt}</p></div>
-            <button className="mt-4 h-10 rounded-xl bg-white px-5 text-[13px] font-medium text-[#252525] disabled:opacity-40" disabled={!selectedViews.length || busy} onClick={() => void apply()}>{busy ? "正在启动角色出图…" : `生成并应用至画布 · ${selectedViews.length} 个视图`}</button>
-          </> : <div className="flex h-full min-h-56 flex-col items-center justify-center text-center"><div className="mb-5 flex size-20 items-center justify-center rounded-full bg-gradient-to-br from-cyan-300/15 via-indigo-400/15 to-violet-400/15 text-3xl text-cyan-200">☺</div><p className="text-sm text-white/75">从一个角色想法开始</p><p className="mt-2 max-w-sm text-xs leading-5 text-white/40">分析身份、面部锚点、服装与动作，再创建立绘、近景、表情和三视图节点。</p></div>}
-        </div>
-      </div>
-    </section>
-  </div>;
-}

components/canvas/tvstar/TVstarPanel.tsx

@@ -1,832 +0,0 @@
-"use client";
-
-import { useEffect, useRef, useState, type PointerEvent as ReactPointerEvent } from "react";
-import { createPortal } from "react-dom";
-import { ArrowUp, Check, ChevronDown, Clock3, Copy, Download, FilePlus2, Loader2, Minus, PanelRight, Paperclip, Plug, Plus, Share2, SlidersHorizontal, Sparkles } from "lucide-react";
-import { toast } from "sonner";
-import { requestCreativeAnalysis, type CreativeAnalysisModel } from "./creativeAnalysisClient";
-import { buildTVstarRevisionPrompt, tvstarAllowsGeneration, tvstarRequestsRunExisting, tvstarWantsDraftNodes, type TVstarMessage } from "./session-context";
-import type { CanvasGenerationTask } from "@/lib/video-canvas/task-contract";
-import { mergeTVstarSessions } from "@/lib/video-canvas/tvstar-session";
-
-export type TVstarShot = {
-  shot: string;
-  duration: string;
-  scene: string;
-  sceneDescription: string;
-  shotSize: string;
-  lighting: string;
-  dialogue: string;
-  backgroundMusic: string;
-  voiceAndSfx: string;
-  cameraMovement: string;
-  imagePrompt: string;
-  motionPrompt: string;
-  keyframeUrl: string;
-};
-
-export type TVstarReference = { id: string; title: string; url: string; type: "image" | "video"; duration?: number };
-export type TVstarNodeContext = { id: string; title: string; type: string; description: string };
-export type TVstarModel = CreativeAnalysisModel;
-export type TVstarGenerationModel = { id: string; label: string; kind: "image" | "video"; supportsReference?: boolean };
-export type TVstarGenerationSelection = { imageModelRef?: string; videoModelRef?: string };
-
-type Plan = {
-  summary: string;
-  agentPlan: string[];
-  deliverables: string[];
-  recommendedNodes: string[];
-  model?: string;
-};
-
-type Session = {
-  id: string;
-  title: string;
-  goal: string;
-  mode: Mode;
-  plan?: Plan;
-  shots?: TVstarShot[];
-  references?: TVstarReference[];
-  nodeContexts?: TVstarNodeContext[];
-  messages?: TVstarMessage[];
-  imageModelRef?: string;
-  videoModelRef?: string;
-  autoGenerate?: boolean;
-  createdAt: number;
-  updatedAt?: number;
-  shareToken?: string;
-  pendingStage?: "plan" | "shots" | "submit";
-  runSubmitted?: boolean;
-  preparedOnly?: boolean;
-  groupId?: string;
-};
-
-type Mode = "full" | "brainstorm" | "script" | "storyboard" | "edit";
-
-const modes: { value: Mode; label: string; description: string }[] = [
-  { value: "full", label: "全能创作", description: "自动规划、生成镜头、选片并合成视频" },
-  { value: "brainstorm", label: "创意脑暴", description: "拆解方向与交付物" },
-  { value: "script", label: "剧本创编", description: "直接生成结构化镜头脚本" },
-  { value: "storyboard", label: "批量分镜", description: "将故事拆成画布镜头" },
-  { value: "edit", label: "片段智能剪辑", description: "从引用的视频中选高光并直接合成" },
-];
-
-const templates = [
-  { name: "产品广告", category: "商业广告", description: "使用场景、卖点和品牌收尾", prompt: "创作一支 15 秒的产品广告。先明确产品、受众与核心卖点，用使用场景建立需求，安排产品特写和清晰的品牌收尾。" },
-  { name: "新中式美学 TVC", category: "商业广告", description: "中式材质、留白和电影光影", prompt: "创作一支新中式美学 TVC。统一器物、空间、服饰与色彩；用留白、自然材质和克制的镜头运动呈现产品，不要无关人物。" },
-  { name: "电商展示片", category: "商业广告", description: "卖点可见、动作清楚、适合竖屏", prompt: "创作一支电商商品展示视频。每个镜头只传达一个可见卖点，展示使用动作、细节特写和明确收尾；避免生成无法验证的功效。" },
-  { name: "电影感短片", category: "剧情短片", description: "人物、冲突、情绪转折", prompt: "创作一支 30 秒的电影感短片。先明确人物、冲突与情绪转折，再安排景别变化、动作衔接和声音。" },
-  { name: "角色出场", category: "剧情短片", description: "外观锚点与层层揭示", prompt: "设计角色首次出场的短片。保持面部、发型、服装和道具一致，通过景别和运镜逐步揭示人物。" },
-  { name: "旅行 Vlog", category: "剧情短片", description: "地点、人物和环境声连贯", prompt: "创作电影感旅行 Vlog。建立地点与人物，按出发、探索、发现、收尾推进；保持时空顺序和环境声连续。" },
-  { name: "参考片风格复刻", category: "素材改编", description: "分析参考视频后生成新内容", prompt: "分析我引用的参考视频的镜头节奏、构图、光影和情绪，生成主题不同但视听语言一致的新作品。不要复制原片人物、标识或台词。" },
-  { name: "故事改编", category: "素材改编", description: "保留人物关系和关键情节", prompt: "将我上传或粘贴的故事改编为可生成的视频分镜，保留角色关系和关键情节，压缩次要情节并保持前后连贯。" },
-  { name: "分镜预演", category: "分镜脚本", description: "先确定镜头与动作，再制作", prompt: "先拆出清楚的镜头目标、景别、时长、人物动作和前后衔接。每个镜头只描述一个可执行动作，优先保证角色和场景一致。" },
-];
-
-const panel = "rounded-xl border border-white/10 bg-[#252525]";
-
-function isShot(value: unknown): value is TVstarShot {
-  return Boolean(value && typeof value === "object" && typeof (value as TVstarShot).sceneDescription === "string");
-}
-
-function productionShots(value: unknown) {
-  const shots = Array.isArray(value) ? value.filter(isShot) : [];
-  if (shots.length > 12) throw Error("自动视频制作最多支持12个镜头，请拆分制作；不会截掉多余镜头");
-  return shots;
-}
-
-export function TVstarPanel({
-  canvasId,
-  models,
-  generationModels,
-  tasks,
-  references,
-  canvasNodes,
-  selectedCanvasNode,
-  onApply,
-  onPrepare,
-  onRunPrepared,
-  onEdit,
-  onClose,
-  onOpenPlugin,
-  docked,
-  dockWidth,
-  onDockChange,
-  onDockWidthChange,
-  onUpload,
-}: {
-  canvasId: string;
-  models: TVstarModel[];
-  generationModels: TVstarGenerationModel[];
-  tasks: CanvasGenerationTask[];
-  references: TVstarReference[];
-  canvasNodes: TVstarNodeContext[];
-  selectedCanvasNode: TVstarNodeContext | null;
-  onApply: (shots: TVstarShot[], goal: string, references: TVstarReference[], selection: TVstarGenerationSelection) => Promise<string | false>;
-  onPrepare: (shots: TVstarShot[], goal: string, references: TVstarReference[], selection: TVstarGenerationSelection) => Promise<string | false>;
-  onRunPrepared: (groupId: string) => Promise<string | false>;
-  onEdit: (references: TVstarReference[], goal: string) => Promise<string | false>;
-  onClose: () => void;
-  onOpenPlugin: () => void;
-  docked: boolean;
-  dockWidth: number;
-  onDockChange: (value: boolean) => void;
-  onDockWidthChange: (value: number) => void;
-  onUpload: (file: File) => Promise<{ url: string; type: "image" | "video"; duration?: number }>;
-}) {
-  const key = `tvstar:sessions:${canvasId}`;
-  const [sessions, setSessions] = useState<Session[]>([]);
-  const sessionsRef = useRef<Session[]>([]);
-  const [syncReady, setSyncReady] = useState(false);
-  const [syncError, setSyncError] = useState(false);
-  const [shareConfirm, setShareConfirm] = useState(false);
-  const [shareBusy, setShareBusy] = useState(false);
-  const [activeId, setActiveId] = useState<string | null>(null);
-  const [goal, setGoal] = useState("");
-  const [mode, setMode] = useState<Mode>("full");
-  const [modeOpen, setModeOpen] = useState(false);
-  const [modelOpen, setModelOpen] = useState(false);
-  const [modelRef, setModelRef] = useState("");
-  const [modelTab, setModelTab] = useState<"image" | "video" | "planning">("video");
-  const [imageModelRef, setImageModelRef] = useState("");
-  const [videoModelRef, setVideoModelRef] = useState("");
-  const [autoGenerate, setAutoGenerate] = useState(true);
-  const [policyOpen, setPolicyOpen] = useState(false);
-  const [templatesOpen, setTemplatesOpen] = useState(false);
-  const [skillSearch, setSkillSearch] = useState("");
-  const [historyOpen, setHistoryOpen] = useState(false);
-  const [headerMenu, setHeaderMenu] = useState<"share" | "settings" | null>(null);
-  const [notificationsEnabled, setNotificationsEnabled] = useState(false);
-  const [notificationSound, setNotificationSound] = useState(false);
-  const audioContextRef = useRef<AudioContext | null>(null);
-  const notifiedTaskRef = useRef<string | null>(null);
-  const [referencesOpen, setReferencesOpen] = useState(false);
-  const [selectedRefs, setSelectedRefs] = useState<TVstarReference[]>([]);
-  const [selectedContextNodes, setSelectedContextNodes] = useState<TVstarNodeContext[]>([]);
-  const lastSelectedCanvasNodeId = useRef<string | null>(null);
-  const [restoredDraftFor, setRestoredDraftFor] = useState("");
-  const [busy, setBusy] = useState<"plan" | "shots" | "submit" | "upload" | null>(null);
-  const [error, setError] = useState("");
-  const fileRef = useRef<HTMLInputElement>(null);
-  const onApplyRef = useRef(onApply);
-  const onPrepareRef = useRef(onPrepare);
-  const onRunPreparedRef = useRef(onRunPrepared);
-  const onEditRef = useRef(onEdit);
-  const modelsRef = useRef(models);
-  useEffect(() => { onApplyRef.current = onApply; }, [onApply]);
-  useEffect(() => { onPrepareRef.current = onPrepare; }, [onPrepare]);
-  useEffect(() => { onRunPreparedRef.current = onRunPrepared; }, [onRunPrepared]);
-  useEffect(() => { onEditRef.current = onEdit; }, [onEdit]);
-  useEffect(() => { modelsRef.current = models; }, [models]);
-  const active = sessions.find(item => item.id === activeId);
-  const activeTasks = active?.groupId ? tasks.filter(task => task.request.workflow?.groupId === active.groupId) : [];
-  const finalTask = activeTasks.find(task => task.request.kind === "smart-edit" && task.request.params.operation === "render");
-  const failedTask = activeTasks.find(task => (task.status === "failed" || task.status === "interrupted") && task.error && !task.error.startsWith("上游任务失败")) || finalTask;
-  const finalUrl = typeof finalTask?.result?.url === "string" ? finalTask.result.url : "";
-  const productionStatus = active?.preparedOnly ? "待运行工作流已建好，检查后可开始制作"
-    : activeTasks.some(task => task.status === "failed" || task.status === "interrupted")
-    ? "有任务需要处理，请查看画布中的失败节点"
-    : finalUrl ? "成片已完成" : activeTasks.some(task => task.status === "running")
-      ? "正在生成或分析视频" : activeTasks.length ? "任务已排队" : "任务已提交，正在同步进度";
-  const mention = goal.match(/(?:^|\s)@([^@\s]*)$/)?.[1];
-  const mentionMatches = mention === undefined ? [] : references.filter(item =>
-    item.title.toLowerCase().includes(mention.toLowerCase()) &&
-    !selectedRefs.some(selected => selected.url === item.url),
-  ).slice(0, 6);
-  const mentionModelMatches = mention === undefined ? [] : generationModels.filter(item =>
-    item.label.toLowerCase().includes(mention.toLowerCase()) &&
-    (item.kind !== "image" || !(selectedRefs.length || active?.references?.length) || item.supportsReference !== false),
-  ).slice(0, 8);
-  const mentionNodeMatches = mention === undefined ? [] : canvasNodes.filter(item =>
-    item.title.toLowerCase().includes(mention.toLowerCase()) &&
-    !selectedContextNodes.some(selected => selected.id === item.id),
-  ).slice(0, 6);
-  const message = (role: TVstarMessage["role"], content: string): TVstarMessage => ({
-    id: crypto.randomUUID(), role, content, createdAt: Date.now(),
-  });
-  const updateSession = (updated: Session) => saveSessions(sessionsRef.current.map(item => item.id === updated.id ? updated : item));
-
-  useEffect(() => {
-    try {
-      const saved = JSON.parse(localStorage.getItem(key) || "[]");
-      if (Array.isArray(saved)) {
-        const restoredSessions = saved.filter((item): item is Session => Boolean(item && typeof item.id === "string" && typeof item.createdAt === "number" && Array.isArray(item.messages))).slice(0, 20);
-        sessionsRef.current = restoredSessions;
-        setSessions(restoredSessions);
-        const remembered = localStorage.getItem(`tvstar:active:${canvasId}`);
-        const restored = saved.find((item: Session) => item.id === remembered) || saved[0];
-        setActiveId(restored?.id || null);
-        setImageModelRef(restored?.imageModelRef || "");
-        setVideoModelRef(restored?.videoModelRef || "");
-      }
-      setAutoGenerate(localStorage.getItem(`tvstar:auto:${canvasId}`) !== "manual");
-      setNotificationsEnabled(localStorage.getItem(`tvstar:notifications:${canvasId}`) === "1");
-      setNotificationSound(localStorage.getItem(`tvstar:notification-sound:${canvasId}`) === "1");
-      setGoal(localStorage.getItem(`tvstar:draft:${canvasId}`) || "");
-      const draftRefs = JSON.parse(localStorage.getItem(`tvstar:draft-refs:${canvasId}`) || "[]");
-      if (Array.isArray(draftRefs)) setSelectedRefs(draftRefs.filter((item): item is TVstarReference =>
-        Boolean(item && typeof item.url === "string" && (item.type === "image" || item.type === "video"))).slice(0, 6));
-      const draftNodes = JSON.parse(localStorage.getItem(`tvstar:draft-nodes:${canvasId}`) || "[]");
-      if (Array.isArray(draftNodes)) setSelectedContextNodes(draftNodes.filter((item): item is TVstarNodeContext =>
-        Boolean(item && typeof item.id === "string" && typeof item.title === "string")).slice(0, 6));
-    } catch { /* a damaged local draft must not block the canvas */ }
-    setRestoredDraftFor(canvasId);
-  }, [key]);
-
-  useEffect(() => {
-    if (restoredDraftFor !== canvasId) return;
-    let cancelled = false;
-    void fetch(`/api/canvas/${encodeURIComponent(canvasId)}/tvstar-sessions`, { cache: "no-store" })
-      .then(async response => {
-        if (!response.ok) throw new Error("读取对话失败");
-        return response.json();
-      }).then(data => {
-        if (cancelled) return;
-        const rawRemote: unknown[] = Array.isArray(data.sessions) ? data.sessions : [];
-        const remote: Session[] = rawRemote.filter((item): item is Session =>
-          Boolean(item && typeof item === "object" && typeof (item as Session).id === "string" && typeof (item as Session).createdAt === "number"));
-        const sharedById = new Map(remote.map(item => [item.id, item.shareToken]));
-        const merged = mergeTVstarSessions(sessionsRef.current, remote).map(item =>
-          sharedById.has(item.id) ? { ...item, shareToken: sharedById.get(item.id) } : item);
-        sessionsRef.current = merged;
-        setSessions(merged);
-        try { localStorage.setItem(key, JSON.stringify(merged)); } catch { /* browser storage may be unavailable */ }
-        setActiveId(current => current || merged[0]?.id || null);
-        setSyncError(false);
-      }).catch(() => { if (!cancelled) setSyncError(true); })
-      .finally(() => { if (!cancelled) setSyncReady(true); });
-    return () => { cancelled = true; };
-  }, [canvasId, key, restoredDraftFor]);
-
-  useEffect(() => {
-    if (!syncReady || restoredDraftFor !== canvasId || !sessions.length) return;
-    const controller = new AbortController();
-    const timer = window.setTimeout(() => {
-      void fetch(`/api/canvas/${encodeURIComponent(canvasId)}/tvstar-sessions`, {
-        method: "PUT", headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ sessions: sessions.map(item => ({ ...item, updatedAt: item.updatedAt || item.createdAt })) }),
-        signal: controller.signal,
-      }).then(response => { if (!response.ok) throw new Error("保存对话失败"); setSyncError(false); })
-        .catch(error => { if (error?.name !== "AbortError") setSyncError(true); });
-    }, 450);
-    return () => { window.clearTimeout(timer); controller.abort(); };
-  }, [canvasId, restoredDraftFor, sessions, syncReady]);
-
-  useEffect(() => {
-    if (restoredDraftFor !== canvasId) return;
-    try {
-      localStorage.setItem(`tvstar:draft:${canvasId}`, goal);
-      localStorage.setItem(`tvstar:draft-refs:${canvasId}`, JSON.stringify(selectedRefs));
-      localStorage.setItem(`tvstar:draft-nodes:${canvasId}`, JSON.stringify(selectedContextNodes));
-    } catch { /* storage is optional */ }
-  }, [canvasId, goal, restoredDraftFor, selectedRefs, selectedContextNodes]);
-
-  useEffect(() => {
-    if (!finalTask || finalTask.status !== "succeeded" || !finalUrl || !notificationsEnabled) return;
-    if (notifiedTaskRef.current === finalTask.id || typeof Notification === "undefined" || Notification.permission !== "granted") return;
-    notifiedTaskRef.current = finalTask.id;
-    new Notification("TVstar 成片已完成", { body: active?.title || "视频已完成，可以在画布中预览。" });
-    if (notificationSound) {
-      void (async () => {
-        try {
-          const context = audioContextRef.current || new AudioContext();
-          audioContextRef.current = context;
-          await context.resume();
-          const oscillator = context.createOscillator();
-          const gain = context.createGain();
-          oscillator.type = "sine";
-          oscillator.frequency.setValueAtTime(720, context.currentTime);
-          oscillator.frequency.setValueAtTime(960, context.currentTime + 0.12);
-          gain.gain.setValueAtTime(0.0001, context.currentTime);
-          gain.gain.exponentialRampToValueAtTime(0.08, context.currentTime + 0.02);
-          gain.gain.exponentialRampToValueAtTime(0.0001, context.currentTime + 0.32);
-          oscillator.connect(gain).connect(context.destination);
-          oscillator.start();
-          oscillator.stop(context.currentTime + 0.34);
-        } catch { /* Browser playback may require another user gesture. */ }
-      })();
-    }
-  }, [active?.title, finalTask, finalUrl, notificationSound, notificationsEnabled]);
-
-  useEffect(() => () => { void audioContextRef.current?.close(); }, []);
-
-  useEffect(() => {
-    if (!selectedCanvasNode) { lastSelectedCanvasNodeId.current = null; return; }
-    if (lastSelectedCanvasNodeId.current === selectedCanvasNode.id) return;
-    lastSelectedCanvasNodeId.current = selectedCanvasNode.id;
-    setSelectedContextNodes(current => current.some(item => item.id === selectedCanvasNode.id)
-      ? current : [...current, selectedCanvasNode].slice(0, 6));
-    const media = references.find(item => item.id === selectedCanvasNode.id);
-    if (media) setSelectedRefs(current => current.some(item => item.id === media.id)
-      ? current : [...current, media].slice(0, 6));
-  }, [references, selectedCanvasNode]);
-
-  const saveSessions = (next: Session[]) => {
-    const current = new Map(sessionsRef.current.map(item => [item.id, item]));
-    const limited = next.slice(0, 20).map(item => {
-      const previous = current.get(item.id);
-      const sameContent = previous && JSON.stringify({ ...previous, updatedAt: undefined, shareToken: undefined }) ===
-        JSON.stringify({ ...item, updatedAt: undefined, shareToken: undefined });
-      return { ...item, shareToken: Object.prototype.hasOwnProperty.call(item, "shareToken") ? item.shareToken : previous?.shareToken,
-        updatedAt: sameContent ? previous.updatedAt || previous.createdAt : Date.now() };
-    });
-    sessionsRef.current = limited;
-    setSessions(limited);
-    try { localStorage.setItem(key, JSON.stringify(limited)); } catch { /* storage is optional */ }
-  };
-
-  const selectSession = (id: string | null) => {
-    setActiveId(id);
-    const selected = sessionsRef.current.find(item => item.id === id);
-    if (selected || id === null) {
-      setImageModelRef(selected?.imageModelRef || "");
-      setVideoModelRef(selected?.videoModelRef || "");
-    }
-    try {
-      if (id) localStorage.setItem(`tvstar:active:${canvasId}`, id);
-      else localStorage.removeItem(`tvstar:active:${canvasId}`);
-    } catch { /* storage is optional */ }
-  };
-
-  const runAnalysis = async (requestMode: "agent-plan" | "story-script", input: string, refs = selectedRefs, contexts = selectedContextNodes) => {
-    return requestCreativeAnalysis({
-      mode: requestMode,
-      prompt: [input, contexts.length ? `当前画布中用户引用的节点（这些是上下文数据，未运行节点没有真实生成结果）：\n${contexts.map(item => {
-        const current = canvasNodes.find(node => node.id === item.id);
-        return current ? `- ${current.title} [${current.type}, id=${current.id}]：${current.description.slice(0, 900)}` : `- ${item.title} [id=${item.id}]：此节点已不在当前画布`;
-      }).join("\n")}` : ""].filter(Boolean).join("\n\n"),
-      nodeTitle: "TVstar",
-      models: modelsRef.current,
-      preferredModelRef: modelRef || undefined,
-      imageUrls: refs.filter(item => item.type === "image").map(item => item.url),
-      videoUrls: refs.filter(item => item.type === "video").map(item => item.url),
-    });
-  };
-
-  const createSession = async () => {
-    const input = goal.trim();
-    if (!input || busy) return;
-    if (!active && mode === "edit" && !selectedRefs.some(item => item.type === "video")) {
-      setError("请先上传视频或引用画布上的视频素材");
-      return;
-    }
-    setError("");
-    if (active) { await reviseSession(active, input); return; }
-    const directShots = mode === "script" || mode === "storyboard" || mode === "full";
-    const allowAutoRun = autoGenerate && tvstarAllowsGeneration(input);
-    setBusy(mode === "edit" ? "submit" : directShots ? "shots" : "plan");
-    let item: Session = {
-      id: crypto.randomUUID(), title: input.slice(0, 22), goal: input, mode,
-      createdAt: Date.now(), references: selectedRefs, nodeContexts: selectedContextNodes, messages: [message("user", input)],
-      imageModelRef: imageModelRef || undefined, videoModelRef: videoModelRef || undefined, autoGenerate,
-      pendingStage: mode === "edit" ? "submit" : directShots ? "shots" : "plan",
-    };
-    saveSessions([item, ...sessions]);
-    selectSession(item.id);
-    setGoal("");
-    setSelectedRefs([]);
-    setSelectedContextNodes([]);
-    try {
-      if (mode === "edit") {
-        if (!allowAutoRun) {
-          saveSessions([{ ...item, pendingStage: undefined, messages: [
-            ...(item.messages || []), message("assistant", "已收到视频素材和剪辑要求，检查后可开始选片。"),
-          ] }, ...sessions]);
-          return;
-        }
-        const submitted = await onEditRef.current(item.references || [], input);
-        if (!submitted) throw new Error("视频剪辑任务提交失败，可在同一对话中重试");
-        item = { ...item, pendingStage: undefined, runSubmitted: true, groupId: submitted, messages: [
-          ...(item.messages || []), message("assistant", "已提交已有视频的高光选片与合成任务。"),
-        ] };
-        saveSessions([item, ...sessions]);
-        return;
-      }
-      const data = await runAnalysis(directShots ? "story-script" : "agent-plan", input, item.references || [], item.nodeContexts || []);
-      const shots = directShots ? productionShots(data.analysisRows) : undefined;
-      if (directShots && !shots?.length) throw new Error("模型没有返回有效分镜，请调整创作目标后重试");
-      item = {
-        ...item,
-        plan: directShots && mode !== "full" ? undefined : {
-          summary: String(data.summary || ""),
-          agentPlan: Array.isArray(data.agentPlan) ? data.agentPlan.map(String)
-            : Array.isArray(data.recommendedNextSteps) ? data.recommendedNextSteps.map(String) : [],
-          deliverables: Array.isArray(data.deliverables) ? data.deliverables.map(String) : [],
-          recommendedNodes: Array.isArray(data.recommendedNodes) ? data.recommendedNodes.map(String) : [],
-          model: typeof data.model === "string" ? data.model : undefined,
-        },
-        shots,
-        pendingStage: mode === "full" ? "shots" : undefined,
-      };
-      item.messages = [...(item.messages || []), message("assistant", directShots
-        ? `已生成 ${shots?.length || 0} 个可执行分镜。`
-        : item.plan?.summary || "已完成创作规划。")];
-      saveSessions([item, ...sessions]);
-      if (directShots && shots?.length && (mode === "storyboard" || (tvstarWantsDraftNodes(input) && !allowAutoRun))) {
-        const prepared = await onPrepareRef.current(shots, input, item.references || [], item);
-        if (!prepared) throw new Error("待运行工作流创建失败，分镜已保留，可重试");
-        saveSessions([{ ...item, groupId: prepared, preparedOnly: true, messages: [
-          ...(item.messages || []), message("assistant", "已在画布中创建未执行的分镜工作流，没有提交生成任务。"),
-        ] }, ...sessions]);
-        return;
-      }
-      if (mode === "full") {
-        setBusy("shots");
-        const storyboard = item.shots?.length ? { analysisRows: item.shots } : await runAnalysis("story-script", [input, item.plan?.summary,
-          item.plan?.agentPlan.join("；"), "每个镜头给出画面提示词、运镜、时长和声音建议。"].filter(Boolean).join("\n"), item.references || [], item.nodeContexts || []);
-        const generated = productionShots(storyboard.analysisRows);
-        if (!generated.length) throw new Error("模型没有返回有效分镜，请重试");
-        item = { ...item, shots: generated, pendingStage: allowAutoRun ? "submit" : undefined, messages: [
-          ...(item.messages || []), message("assistant", allowAutoRun
-            ? `已生成 ${generated.length} 个分镜，正在提交画布制作。`
-            : `已生成 ${generated.length} 个分镜，检查后可点击“生成视频并合成成片”。`),
-        ] };
-        saveSessions([item, ...sessions]);
-        if (!allowAutoRun) {
-          if (tvstarWantsDraftNodes(input)) {
-            const prepared = await onPrepareRef.current(generated, input, item.references || [], item);
-            if (!prepared) throw new Error("待运行工作流创建失败，分镜已保留，可重试");
-            saveSessions([{ ...item, groupId: prepared, preparedOnly: true, messages: [
-              ...(item.messages || []), message("assistant", "已在画布中创建未执行的脚本、关键帧、视频和成片节点，并连好依赖；没有提交生成任务。"),
-            ] }, ...sessions]);
-          }
-          return;
-        }
-        setBusy("submit");
-        const submitted = await onApplyRef.current(generated, input, item.references || [], item);
-        if (!submitted) throw new Error("视频任务提交失败，分镜已保留，可再次制作");
-        saveSessions([{ ...item, pendingStage: undefined, runSubmitted: true, groupId: submitted, messages: [
-          ...(item.messages || []), message("assistant", "已将分镜、生图、生视频和成片剪辑任务提交到画布。"),
-        ] }, ...sessions]);
-      }
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "TVstar 分析失败");
-    } finally { setBusy(null); }
-  };
-
-  const reviseSession = async (session: Session, instruction: string) => {
-    setError("");
-    setBusy(session.mode === "brainstorm" ? "plan" : session.mode === "edit" ? "submit" : "shots");
-    const mergedRefs = [...(session.references || []), ...selectedRefs].filter((item, index, list) =>
-      list.findIndex(candidate => candidate.url === item.url) === index).slice(0, 6);
-    const mergedContexts = [...(session.nodeContexts || []), ...selectedContextNodes].filter((item, index, list) =>
-      list.findIndex(candidate => candidate.id === item.id) === index).slice(0, 6);
-    const allowAutoRun = autoGenerate && tvstarAllowsGeneration(instruction);
-    const pending: Session = { ...session, references: mergedRefs, nodeContexts: mergedContexts,
-      imageModelRef: imageModelRef || undefined, videoModelRef: videoModelRef || undefined, autoGenerate,
-      messages: [
-      ...(session.messages || []), message("user", instruction),
-    ] };
-    updateSession(pending);
-    setGoal("");
-    setSelectedRefs([]);
-    setSelectedContextNodes([]);
-    try {
-      if (session.preparedOnly && session.groupId && tvstarRequestsRunExisting(instruction)) {
-        setBusy("submit");
-        const submitted = await onRunPreparedRef.current(session.groupId);
-        if (!submitted) throw new Error("现有画布工作流提交失败，请检查节点后重试");
-        updateSession({ ...pending, preparedOnly: false, runSubmitted: true, groupId: submitted, messages: [
-          ...(pending.messages || []), message("assistant", "已启动画布中的待运行工作流。"),
-        ] });
-        return;
-      }
-      if (session.mode === "edit") {
-        if (!allowAutoRun) {
-          updateSession({ ...pending, pendingStage: undefined, runSubmitted: false, messages: [
-            ...(pending.messages || []), message("assistant", "已更新剪辑要求，点击下方按钮开始选片。"),
-          ] });
-          return;
-        }
-        const submitted = await onEditRef.current(mergedRefs, `${session.goal}\n最新修改：${instruction}`);
-        if (!submitted) throw new Error("视频剪辑任务提交失败，可重试");
-        updateSession({ ...pending, pendingStage: undefined, runSubmitted: true, groupId: submitted, messages: [
-          ...(pending.messages || []), message("assistant", "已按新要求重新分析片段并提交成片。"),
-        ] });
-        return;
-      }
-      const prompt = buildTVstarRevisionPrompt(pending, instruction);
-      if (session.mode === "brainstorm") {
-        const data = await runAnalysis("agent-plan", prompt, mergedRefs, mergedContexts);
-        const plan: Plan = {
-          summary: String(data.summary || ""),
-          agentPlan: Array.isArray(data.agentPlan) ? data.agentPlan.map(String) : [],
-          deliverables: Array.isArray(data.deliverables) ? data.deliverables.map(String) : [],
-          recommendedNodes: Array.isArray(data.recommendedNodes) ? data.recommendedNodes.map(String) : [],
-        };
-        updateSession({ ...pending, plan, messages: [...(pending.messages || []), message("assistant", plan.summary || "已更新规划。")] });
-        return;
-      }
-      const data = await runAnalysis("story-script", prompt, mergedRefs, mergedContexts);
-      const shots = productionShots(data.analysisRows);
-      if (!shots.length) throw new Error("模型没有返回有效分镜，请重试修改要求");
-      let updated: Session = { ...pending, shots, runSubmitted: false, pendingStage: session.mode === "full" && allowAutoRun ? "submit" : undefined,
-        messages: [...(pending.messages || []), message("assistant", `已按新要求更新 ${shots.length} 个分镜。`)] };
-      updateSession(updated);
-      if (!allowAutoRun && tvstarWantsDraftNodes(instruction)) {
-        const prepared = await onPrepareRef.current(shots, `${session.goal}\n最新修改：${instruction}`, mergedRefs, pending);
-        if (!prepared) throw new Error("修订工作流创建失败，分镜已保留，可重试");
-        updated = { ...updated, groupId: prepared, preparedOnly: true, messages: [
-          ...(updated.messages || []), message("assistant", "已在画布中创建一版待运行的修订工作流，没有提交生成任务。"),
-        ] };
-        updateSession(updated);
-        return;
-      }
-      if (session.mode === "full" && allowAutoRun) {
-        setBusy("submit");
-        const submitted = await onApplyRef.current(shots, `${session.goal}\n最新修改：${instruction}`, mergedRefs, pending);
-        if (!submitted) throw new Error("新版视频任务提交失败，更新后的分镜已保留，可重试");
-        updated = { ...updated, pendingStage: undefined, runSubmitted: true, preparedOnly: false, groupId: submitted, messages: [
-          ...(updated.messages || []), message("assistant", "已按新要求将视频和成片任务提交到画布。"),
-        ] };
-        updateSession(updated);
-      }
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "修改创作方案失败");
-    } finally { setBusy(null); }
-  };
-
-  const generateShots = async () => {
-    if (!active || busy) return;
-    setError("");
-    setBusy("shots");
-    try {
-      const data = await runAnalysis("story-script", [active.goal, active.plan?.summary,
-        active.plan?.agentPlan.join("；"), "每个镜头给出画面提示词、运镜、时长和声音建议。"].filter(Boolean).join("\n"), active.references || [], active.nodeContexts || []);
-      const shots = productionShots(data.analysisRows);
-      if (!shots.length) throw new Error("模型没有返回有效分镜，请重试");
-      const latest = active.messages?.filter(item => item.role === "user").at(-1)?.content || active.goal;
-      const allowAutoRun = autoGenerate && tvstarAllowsGeneration(latest);
-      const updated = { ...active, shots, pendingStage: active.mode === "full" && allowAutoRun ? "submit" as const : undefined };
-      saveSessions(sessions.map(item => item.id === active.id ? updated : item));
-      if (!allowAutoRun && tvstarWantsDraftNodes(latest)) {
-        const prepared = await onPrepareRef.current(shots, active.goal, active.references || [], active);
-        if (!prepared) throw new Error("待运行工作流创建失败，分镜已保留，可重试");
-        saveSessions(sessions.map(item => item.id === active.id ? { ...updated, groupId: prepared, preparedOnly: true } : item));
-        return;
-      }
-      if (active.mode === "full" && allowAutoRun) {
-        setBusy("submit");
-        const submitted = await onApplyRef.current(shots, active.goal, active.references || [], active);
-        if (!submitted) throw new Error("视频任务提交失败，分镜已保留，可再次制作");
-        saveSessions(sessions.map(item => item.id === active.id ? { ...updated, pendingStage: undefined, runSubmitted: true, preparedOnly: false, groupId: submitted } : item));
-      }
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "分镜生成失败");
-    } finally { setBusy(null); }
-  };
-
-  const newSession = () => { selectSession(null); setGoal(""); setSelectedRefs([]); setSelectedContextNodes([]); setError(""); setHistoryOpen(false); };
-
-  const submitExisting = async () => {
-    if (!active?.shots?.length || busy) return;
-    setError(""); setBusy("submit");
-    try {
-      const latest = active.messages?.filter(item => item.role === "user").at(-1)?.content || active.goal;
-      const submitted = active.preparedOnly && active.groupId
-        ? await onRunPreparedRef.current(active.groupId)
-        : await onApplyRef.current(active.shots,
-          latest === active.goal ? active.goal : `${active.goal}\n最新修改：${latest}`,
-          active.references || [], active);
-      if (!submitted) throw new Error("视频任务提交失败，分镜已保留，可重试");
-      saveSessions(sessions.map(item => item.id === active.id ? { ...item, pendingStage: undefined, runSubmitted: true, preparedOnly: false, groupId: submitted } : item));
-    } catch (cause) { setError(cause instanceof Error ? cause.message : "视频制作失败"); }
-    finally { setBusy(null); }
-  };
-
-  const submitEditExisting = async () => {
-    if (!active?.references?.some(item => item.type === "video") || busy) return;
-    setError(""); setBusy("submit");
-    try {
-      const latest = active.messages?.filter(item => item.role === "user").at(-1)?.content || active.goal;
-      const submitted = await onEditRef.current(active.references,
-        latest === active.goal ? active.goal : `${active.goal}\n最新修改：${latest}`);
-      if (!submitted) throw new Error("视频剪辑任务提交失败，可重试");
-      updateSession({ ...active, runSubmitted: true, groupId: submitted, messages: [
-        ...(active.messages || []), message("assistant", "已开始分析真实视频并合成成片。"),
-      ] });
-    } catch (cause) { setError(cause instanceof Error ? cause.message : "视频剪辑失败"); }
-    finally { setBusy(null); }
-  };
-
-  const upload = async (file?: File) => {
-    if (!file) return;
-    setError(""); setBusy("upload");
-    try {
-      const result = await onUpload(file);
-      setSelectedRefs(current => [...current, { id: crypto.randomUUID(), title: file.name, url: result.url, type: result.type, duration: result.duration }].slice(0, 6));
-    } catch (cause) { setError(cause instanceof Error ? cause.message : "上传失败"); }
-    finally { setBusy(null); }
-  };
-
-  const chooseGenerationModel = (kind: "image" | "video", value: string) => {
-    if (kind === "image") setImageModelRef(value);
-    else setVideoModelRef(value);
-    if (active) updateSession({ ...active, [kind === "image" ? "imageModelRef" : "videoModelRef"]: value || undefined });
-    setModelOpen(false);
-  };
-
-  const chooseGenerationPolicy = (value: boolean) => {
-    setAutoGenerate(value);
-    setPolicyOpen(false);
-    try { localStorage.setItem(`tvstar:auto:${canvasId}`, value ? "auto" : "manual"); } catch { /* optional */ }
-    if (active) updateSession({ ...active, autoGenerate: value });
-  };
-
-  const copyText = async (value: string, success: string) => {
-    try {
-      if (!navigator.clipboard?.writeText) throw new Error("当前浏览器不支持剪贴板");
-      await navigator.clipboard.writeText(value);
-      setError("");
-      setHeaderMenu(null);
-      toast.success(success);
-    } catch {
-      setError("复制失败，请检查浏览器剪贴板权限");
-    }
-  };
-
-  const exportConversation = () => {
-    if (!active) return;
-    const content = [`# ${active.title}`, `创作目标：${active.goal}`, "", ...(active.messages || []).map(item => `${item.role === "user" ? "我" : "TVstar"}：${item.content}`)].join("\n\n");
-    const blobUrl = URL.createObjectURL(new Blob([content], { type: "text/plain;charset=utf-8" }));
-    const link = document.createElement("a");
-    link.href = blobUrl;
-    link.download = `TVstar-${active.title.replace(/[\\/:*?"<>|]/g, "_").slice(0, 30) || "对话"}.txt`;
-    link.click();
-    window.setTimeout(() => URL.revokeObjectURL(blobUrl), 1000);
-    setHeaderMenu(null);
-  };
-
-  const createShareLink = async () => {
-    if (!active || shareBusy) return;
-    setShareBusy(true);
-    try {
-      const response = await fetch(`/api/canvas/${encodeURIComponent(canvasId)}/tvstar-sessions/share`, {
-        method: "POST", headers: { "Content-Type": "application/json" },
-        body: JSON.stringify({ session: { ...active, updatedAt: active.updatedAt || active.createdAt } }),
-      });
-      const result = await response.json();
-      if (!response.ok || typeof result.token !== "string") throw new Error(result.error || "生成分享链接失败");
-      updateSession({ ...active, shareToken: result.token });
-      setShareConfirm(false);
-      setError("");
-      toast.success("只读分享链接已生成");
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "生成分享链接失败");
-    } finally { setShareBusy(false); }
-  };
-
-  const revokeShareLink = async () => {
-    if (!active || shareBusy) return;
-    setShareBusy(true);
-    try {
-      const response = await fetch(`/api/canvas/${encodeURIComponent(canvasId)}/tvstar-sessions/share?sessionId=${encodeURIComponent(active.id)}`, { method: "DELETE" });
-      if (!response.ok) throw new Error("关闭分享失败");
-      updateSession({ ...active, shareToken: undefined });
-      toast.success("分享链接已失效");
-    } catch (cause) {
-      setError(cause instanceof Error ? cause.message : "关闭分享失败");
-    } finally { setShareBusy(false); }
-  };
-
-  const toggleDock = () => {
-    onDockChange(!docked);
-    setHeaderMenu(null);
-  };
-
-  const startDockResize = (event: ReactPointerEvent<HTMLDivElement>) => {
-    event.preventDefault();
-    event.stopPropagation();
-    const onMove = (moveEvent: PointerEvent) => {
-      onDockWidthChange(Math.round(Math.min(560, Math.max(320, window.innerWidth - moveEvent.clientX))));
-    };
-    const onEnd = () => {
-      window.removeEventListener("pointermove", onMove);
-      window.removeEventListener("pointerup", onEnd);
-    };
-    window.addEventListener("pointermove", onMove);
-    window.addEventListener("pointerup", onEnd, { once: true });
-  };
-
-  const toggleNotifications = async () => {
-    if (notificationsEnabled) {
-      setNotificationsEnabled(false);
-      setNotificationSound(false);
-      try { localStorage.setItem(`tvstar:notifications:${canvasId}`, "0"); } catch { /* optional */ }
-      try { localStorage.setItem(`tvstar:notification-sound:${canvasId}`, "0"); } catch { /* optional */ }
-      return;
-    }
-    if (typeof Notification === "undefined") { setError("当前浏览器不支持桌面通知"); return; }
-    const permission = await Notification.requestPermission();
-    if (permission !== "granted") { setError("浏览器通知未获授权"); return; }
-    setNotificationsEnabled(true);
-    try { localStorage.setItem(`tvstar:notifications:${canvasId}`, "1"); } catch { /* optional */ }
-  };
-
-  const toggleNotificationSound = async () => {
-    if (!notificationsEnabled) return;
-    const next = !notificationSound;
-    if (next) {
-      try {
-        const context = audioContextRef.current || new AudioContext();
-        audioContextRef.current = context;
-        await context.resume();
-      } catch { setError("浏览器未允许播放通知声音"); return; }
-    }
-    setNotificationSound(next);
-    try { localStorage.setItem(`tvstar:notification-sound:${canvasId}`, next ? "1" : "0"); } catch { /* optional */ }
-  };
-
-  return (
-    <section aria-label="TVstar 创作助手" className={`fixed z-[100] flex flex-col overflow-hidden border border-white/10 bg-[#1c1c1c] text-white shadow-[0_24px_90px_rgba(0,0,0,.65)] ${docked ? "bottom-0 right-0 top-0 h-screen max-w-[calc(100vw-60px)] rounded-none" : "bottom-4 right-4 h-[min(870px,calc(100vh-40px))] w-[min(540px,calc(100vw-24px))] rounded-[22px]"}`} data-canvas-overlay="true" style={docked ? { width: dockWidth } : undefined}>
-      {docked ? <div aria-label="调整助手宽度" className="absolute bottom-0 left-0 top-0 z-30 w-1 cursor-ew-resize hover:bg-cyan-300/50" onPointerDown={startDockResize} role="separator" /> : null}
-      <header className="flex h-12 shrink-0 items-center justify-between px-4">
-        <span className="min-w-0 truncate text-[13px] font-medium">{active ? active.title : "新对话"}</span>
-        <div className="ml-2 flex shrink-0 items-center gap-0.5 text-white/55">
-          <button aria-label="新对话" className="rounded-lg p-1.5 hover:bg-white/10 disabled:opacity-40" disabled={!active || Boolean(busy)} onClick={newSession} title="新对话"><Plus className="size-4" /></button>
-          <button aria-label="历史对话" aria-expanded={historyOpen} className="rounded-lg p-1.5 hover:bg-white/10 disabled:opacity-40" disabled={Boolean(busy)} onClick={() => { setHeaderMenu(null); setHistoryOpen(value => !value); }} title="历史对话"><Clock3 className="size-4" /></button>
-          <button aria-label={active ? "分享" : "新对话无法分享"} aria-expanded={headerMenu === "share"} className="rounded-lg p-1.5 hover:bg-white/10 disabled:opacity-35" disabled={!active} onClick={() => { setHistoryOpen(false); setHeaderMenu(value => value === "share" ? null : "share"); }} title={active ? "分享" : "新对话无法分享"}><Share2 className="size-4" /></button>
-          <button aria-label="TVstar 全局设置" aria-expanded={headerMenu === "settings"} className="rounded-lg p-1.5 hover:bg-white/10" onClick={() => { setHistoryOpen(false); setHeaderMenu(value => value === "settings" ? null : "settings"); }} title="TVstar 全局设置"><SlidersHorizontal className="size-4" /></button>
-          <button aria-label="TVstar Plugin" className="rounded-lg p-1.5 hover:bg-white/10" onClick={onOpenPlugin} title="TVstar Plugin"><Plug className="size-4" /></button>
-          <button aria-label={docked ? "恢复浮窗" : "停靠到右侧"} className="rounded-lg p-1.5 hover:bg-white/10" onClick={toggleDock} title={docked ? "恢复浮窗" : "停靠到右侧"}><PanelRight className="size-4" /></button>
-          <button aria-label="收起 TVstar" className="rounded-lg p-1.5 hover:bg-white/10" onClick={onClose} title="收起 TVstar"><Minus className="size-4" /></button>
-        </div>
-      </header>
-
-      {headerMenu === "share" ? <div aria-label="TVstar 分享菜单" className="absolute right-3 top-12 z-20 w-64 rounded-xl border border-white/10 bg-[#292929] p-2 shadow-xl">
-        <p className="px-2 py-1 text-xs text-white/50">导出与分享</p>
-        {active?.shareToken ? <>
-          <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => void copyText(new URL(`/tvstar/share/${active.shareToken}`, window.location.origin).toString(), "只读分享链接已复制")}><Share2 className="size-4" />复制只读分享链接</button>
-          <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs text-rose-300 hover:bg-white/10 disabled:opacity-40" disabled={shareBusy} onClick={() => void revokeShareLink()}>关闭公开分享</button>
-        </> : shareConfirm ? <div className="rounded-lg border border-amber-400/20 bg-amber-400/5 p-2 text-[11px] leading-5 text-amber-100/80">
-          <p>任何获得链接的人都能阅读当前对话快照、目标和分镜。正文中的链接也会显示；画布编辑权限不会开放。</p>
-          <div className="mt-2 flex justify-end gap-2"><button className="rounded px-2 py-1 hover:bg-white/10" onClick={() => setShareConfirm(false)}>取消</button><button className="rounded bg-white px-2 py-1 text-black disabled:opacity-50" disabled={shareBusy} onClick={() => void createShareLink()}>{shareBusy ? "生成中…" : "确认生成"}</button></div>
-        </div> : <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => setShareConfirm(true)}><Share2 className="size-4" />生成只读分享链接</button>}
-        <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10 disabled:opacity-40" disabled={!active} onClick={() => void copyText((active?.messages || []).map(item => `${item.role === "user" ? "我" : "TVstar"}：${item.content}`).join("\n\n"), "对话记录已复制") }><Copy className="size-4" />复制对话记录</button>
-        <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10 disabled:opacity-40" disabled={!active} onClick={exportConversation}><Download className="size-4" />下载对话记录</button>
-        <button className="flex w-full items-center gap-2 rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => void copyText(window.location.href, "画布地址已复制")}><Share2 className="size-4" />复制画布地址</button>
-        <p className="px-2 py-1 text-[11px] leading-4 text-white/35">分享链接可公开阅读创建时的快照；画布地址仍需访问权限。</p>
-      </div> : null}
-
-      {headerMenu === "settings" && typeof document !== "undefined" ? createPortal(<div className="fixed inset-0 z-[1000] flex items-center justify-center bg-black/65 p-4" onClick={() => setHeaderMenu(null)}>
-        <div aria-label="TVstar 全局设置" aria-modal="true" className="w-full max-w-[460px] rounded-2xl border border-white/15 bg-[#252525] p-5 shadow-[0_30px_100px_rgba(0,0,0,.65)]" onClick={event => event.stopPropagation()} role="dialog">
-          <div className="mb-4 flex items-center justify-between"><h2 className="text-base font-medium">TVstar 全局设置</h2><button aria-label="关闭设置" className="rounded-lg px-2 py-1 text-lg text-white/50 hover:bg-white/10" onClick={() => setHeaderMenu(null)}>×</button></div>
-          <button aria-pressed={autoGenerate} className="flex w-full items-center justify-between rounded-xl px-2 py-3 text-left text-sm hover:bg-white/10" onClick={() => chooseGenerationPolicy(!autoGenerate)}><span>自动执行视频工作流<br /><span className="text-xs text-white/40">根据创作目标提交已配置的图片与视频模型任务</span></span><span className={autoGenerate ? "text-cyan-200" : "text-white/40"}>{autoGenerate ? "已开启" : "已关闭"}</span></button>
-          <button aria-pressed={notificationsEnabled} className="flex w-full items-center justify-between rounded-xl px-2 py-3 text-left text-sm hover:bg-white/10" onClick={() => void toggleNotifications()}><span>成片完成通知<br /><span className="text-xs text-white/40">浏览器授权后发送桌面通知</span></span><span className={notificationsEnabled ? "text-cyan-200" : "text-white/40"}>{notificationsEnabled ? "已开启" : "已关闭"}</span></button>
-          <button aria-pressed={notificationSound} className="flex w-full items-center justify-between rounded-xl px-2 py-3 text-left text-sm hover:bg-white/10 disabled:cursor-not-allowed disabled:opacity-35" disabled={!notificationsEnabled} onClick={() => void toggleNotificationSound()}><span>通知声音<br /><span className="text-xs text-white/40">成片完成时播放提示音</span></span><span className={notificationSound ? "text-cyan-200" : "text-white/40"}>{notificationSound ? "已开启" : "已关闭"}</span></button>
-          <p className="mt-4 border-t border-white/10 pt-4 text-xs leading-5 text-white/40">项目积分用量提醒需要逐项目的准确结算数据，当前尚不可用。</p>
-        </div>
-      </div>, document.body) : null}
-
-      {historyOpen ? <div className="absolute inset-x-3 top-12 z-10 max-h-72 overflow-y-auto rounded-xl border border-white/10 bg-[#292929] p-2 shadow-xl">
-        {sessions.length ? sessions.map(item => <button className="block w-full rounded-lg px-3 py-2 text-left text-[13px] hover:bg-white/10" key={item.id} onClick={() => { selectSession(item.id); setHistoryOpen(false); }}><span className="block truncate">{item.title}</span><span className="text-[11px] text-white/40">{new Date(item.createdAt).toLocaleString("zh-CN")}</span></button>) : <p className="p-3 text-xs text-white/45">暂无历史对话</p>}
-        {syncError ? <p className="p-2 text-[11px] text-amber-200/70">云端同步暂不可用；当前对话仍保存在此浏览器。</p> : null}
-      </div> : null}
-
-      <div className="min-h-0 flex-1 overflow-y-auto px-4 pb-4">
-        {!active ? <div className="flex min-h-full flex-col justify-center pb-3">
-          <div className="mb-6 text-center"><div className="mx-auto mb-4 size-12 rounded-full border border-cyan-100/60 bg-[radial-gradient(circle_at_35%_32%,#8df9f2_0%,#39dce9_24%,#579cff_53%,#7259d6_78%,#2a647c_100%)] shadow-[0_0_24px_rgba(90,206,245,.6)]" /><h2 className="text-[16px] font-medium">让 TVstar 辅助你的无限创意</h2><p className="mt-2 text-xs text-white/40">从创意规划到自动生成可播放视频</p></div>
-          <div className="space-y-1">{[
-            ["选择 Skill 开始创作", () => setTemplatesOpen(true)],
-            ["从爆款预设开始剧本原创", () => { setMode("script"); setTemplatesOpen(true); }],
-            ["上传故事来改编", () => { setMode("script"); fileRef.current?.click(); }],
-            ["批量创建分镜", () => setMode("storyboard")],
-            ["从已有视频选片剪辑", () => { setMode("edit"); setReferencesOpen(true); }],
-          ].map(([label, action]) => <button className="flex h-10 w-full items-center justify-between rounded-xl px-3 text-left text-[13px] text-white/60 hover:bg-white/5 hover:text-white" key={label as string} onClick={action as () => void}><span><Sparkles className="mr-2 inline size-3.5" />{label as string}</span><span>→</span></button>)}</div>
-        </div> : <div className="space-y-4 pt-4">
-          {(active.messages || []).length ? <div aria-label="TVstar 对话记录" className="space-y-2">{active.messages?.map(item => <p className={`max-w-[92%] whitespace-pre-wrap rounded-xl px-3 py-2 text-xs leading-5 ${item.role === "user" ? "ml-auto bg-[#343b48] text-white" : "bg-[#292929] text-white/70"}`} key={item.id}>{item.content}</p>)}</div> : null}
-          {active.groupId ? <div aria-label="TVstar 制作进度" className={`${panel} p-3`}><p className="text-xs text-cyan-200" role="status">{productionStatus}</p>{!active.preparedOnly ? <p className="mt-1 text-[11px] text-white/45">{activeTasks.filter(task => task.status === "succeeded").length}/{activeTasks.length || "…"} 项任务完成</p> : <p className="mt-1 text-[11px] text-white/45">画布节点已保存，尚未启动模型或扣费</p>}{finalUrl ? <video className="mt-3 w-full rounded-lg bg-black" controls playsInline preload="metadata" src={finalUrl} /> : null}{failedTask?.error ? <p className="mt-2 text-xs text-red-200" role="alert">{failedTask.request.node.title}：{failedTask.error}</p> : null}</div> : null}
-          <div className={`${panel} p-3`}><p className="mb-2 text-[11px] text-white/40">创作目标</p><p className="whitespace-pre-wrap text-[13px] leading-6">{active.goal}</p></div>
-          {active.plan ? <div className={`${panel} p-4`}><div className="mb-3 flex items-center gap-2 text-[13px] font-medium"><Sparkles className="size-4 text-cyan-300" />创作规划</div><p className="mb-3 text-[13px] leading-6 text-white/75">{active.plan.summary}</p><ol className="space-y-2">{active.plan.agentPlan.map((step, index) => <li className="flex gap-2 text-xs leading-5 text-white/70" key={`${index}-${step}`}><span className="text-cyan-300">{String(index + 1).padStart(2, "0")}</span><span>{step}</span></li>)}</ol>{active.plan.deliverables.length ? <p className="mt-4 border-t border-white/10 pt-3 text-[11px] text-white/45">交付物 · {active.plan.deliverables.join(" / ")}</p> : null}</div> : null}
-          {active.shots?.length ? <div className="space-y-2"><h3 className="text-[13px] font-medium">分镜脚本 · {active.shots.length} 镜头</h3>{active.shots.map((shot, index) => <article className={`${panel} p-3`} key={`${index}-${shot.shot}`}><div className="mb-1 flex items-center justify-between text-xs"><span className="text-white/90">镜头 {shot.shot} · {shot.scene || "场景"}</span><span className="text-white/40">{shot.duration}</span></div><p className="text-xs leading-5 text-white/60">{shot.sceneDescription}</p><p className="mt-2 text-[11px] text-cyan-200/70">{shot.shotSize} · {shot.cameraMovement}</p></article>)}</div> : null}
-          {(active.plan || active.pendingStage) && !active.shots && active.mode !== "brainstorm" && active.mode !== "edit" ? <button className="w-full rounded-xl bg-white px-4 py-2.5 text-[13px] font-medium text-[#1c1c1c] disabled:opacity-50" disabled={Boolean(busy)} onClick={() => void generateShots()}>{busy === "shots" ? "正在生成分镜…" : "继续生成分镜"}</button> : null}
-          {active.shots?.length ? <button className="w-full rounded-xl bg-white px-4 py-2.5 text-[13px] font-medium text-[#1c1c1c] disabled:opacity-50" disabled={Boolean(busy)} onClick={() => void submitExisting()}>{busy === "submit" ? "正在提交视频制作…" : active.preparedOnly ? "运行画布中的待制作工作流" : active.runSubmitted ? "再次制作视频" : "生成视频并合成成片"}</button> : null}
-          {active.mode === "edit" && active.references?.some(item => item.type === "video") ? <button className="w-full rounded-xl bg-white px-4 py-2.5 text-[13px] font-medium text-[#1c1c1c] disabled:opacity-50" disabled={Boolean(busy)} onClick={() => void submitEditExisting()}>{active.runSubmitted ? "再次剪辑已有视频" : "开始剪辑已有视频"}</button> : null}
-        </div>}
-      </div>
-
-      <div className="shrink-0 border-t border-white/10 p-3">
-        {busy && busy !== "upload" ? <p className="mb-2 px-2 text-xs text-cyan-200" role="status">{{ plan: "正在理解目标并规划制作", shots: "正在生成可执行分镜", submit: "正在提交画布视频任务" }[busy]}</p> : null}
-        {error ? <p className="mb-2 rounded-lg bg-red-500/10 px-3 py-2 text-xs text-red-200" role="alert">{error}</p> : null}
-        {templatesOpen ? <div aria-label="TVstar Skill" className="mb-2 rounded-xl border border-white/10 bg-[#292929] p-2"><input aria-label="搜索 Skill" className="mb-2 w-full rounded-lg border border-white/10 bg-[#202020] px-2 py-1.5 text-xs outline-none" onChange={event => setSkillSearch(event.target.value)} placeholder="搜索商业广告、剧情或素材改编" value={skillSearch} /><div className="max-h-48 space-y-0.5 overflow-y-auto">{templates.filter(item => [item.name, item.category, item.description].join(" ").toLowerCase().includes(skillSearch.trim().toLowerCase())).map(item => <button className="block w-full rounded-lg px-2 py-2 text-left hover:bg-white/10" key={item.name} onClick={() => { if (active) selectSession(null); setGoal(item.prompt); setTemplatesOpen(false); setSkillSearch(""); }}><span className="block text-xs text-white/85">{item.name} <span className="text-[10px] text-white/35">· {item.category}</span></span><span className="text-[10px] text-white/45">{item.description}</span></button>)}</div></div> : null}
-        {referencesOpen ? <div className="mb-2 max-h-36 overflow-y-auto rounded-xl border border-white/10 bg-[#292929] p-2"><p className="px-2 pb-1 text-[11px] text-white/40">引用画布素材</p>{references.length ? references.map(item => <button className="flex w-full items-center gap-2 rounded-lg px-2 py-1.5 text-left text-xs hover:bg-white/10" key={item.id} onClick={() => { setSelectedRefs(current => current.some(ref => ref.id === item.id) ? current.filter(ref => ref.id !== item.id) : [...current, item].slice(0, 6)); }}><span className="w-4">{selectedRefs.some(ref => ref.id === item.id) ? <Check className="size-3.5" /> : null}</span><span className="truncate">{item.title}</span></button>) : <p className="px-2 py-1 text-xs text-white/40">画布上暂无可引用的素材</p>}</div> : null}
-        {mention !== undefined ? <div aria-label="@ 引用画布节点、素材和模型" className="mb-2 max-h-48 overflow-y-auto rounded-xl border border-white/10 bg-[#292929] p-2">{mentionNodeMatches.length ? <><p className="px-2 py-1 text-[10px] text-white/35">画布节点</p>{mentionNodeMatches.map(item => <button className="block w-full truncate rounded-lg px-2 py-1.5 text-left text-xs hover:bg-white/10" key={item.id} onClick={() => { setSelectedContextNodes(current => [...current, item].slice(0, 6)); const media = references.find(ref => ref.id === item.id); if (media) setSelectedRefs(current => current.some(ref => ref.id === media.id) ? current : [...current, media].slice(0, 6)); setGoal(current => current.replace(/(^|\s)@[^@\s]*$/, "$1")); }}>{item.type} · {item.title}</button>)}</> : null}{mentionMatches.length ? <><p className="px-2 py-1 text-[10px] text-white/35">素材</p>{mentionMatches.map(item => <button className="block w-full truncate rounded-lg px-2 py-1.5 text-left text-xs hover:bg-white/10" key={item.id} onClick={() => { setSelectedRefs(current => [...current, item].slice(0, 6)); setGoal(current => current.replace(/(^|\s)@[^@\s]*$/, "$1")); }}>{item.type === "video" ? "视频" : "图片"} · {item.title}</button>)}</> : null}{mentionModelMatches.length ? <><p className="px-2 py-1 text-[10px] text-white/35">模型</p>{mentionModelMatches.map(item => <button className="block w-full truncate rounded-lg px-2 py-1.5 text-left text-xs hover:bg-white/10" key={`${item.kind}-${item.id}`} onClick={() => { chooseGenerationModel(item.kind, item.id); setGoal(current => current.replace(/(^|\s)@[^@\s]*$/, "$1")); }}>{item.kind === "video" ? "视频" : "图片"} · {item.label}</button>)}</> : null}{!mentionNodeMatches.length && !mentionMatches.length && !mentionModelMatches.length ? <p className="px-2 py-1 text-xs text-white/40">没有匹配的节点、素材或模型</p> : null}</div> : null}
-        <div className="rounded-2xl border border-white/10 bg-[#242424] p-2">
-          <textarea aria-label="TVstar 创作目标" className="min-h-[66px] w-full resize-none bg-transparent px-1.5 py-1 text-[13px] text-white outline-none placeholder:text-white/35" disabled={Boolean(busy)} onChange={event => setGoal(event.target.value)} onKeyDown={event => { if (event.key === "Enter" && !event.shiftKey && !event.nativeEvent.isComposing) { event.preventDefault(); void createSession(); } }} placeholder={active ? "继续提要求，例如修改镜头、节奏或风格；输入 @ 引用素材" : "开始你的创作，或者输入 @ 引用画布素材"} value={goal} />
-          {selectedRefs.some(ref => !selectedContextNodes.some(node => node.id === ref.id)) ? <div className="mb-2 flex flex-wrap gap-1">{selectedRefs.filter(ref => !selectedContextNodes.some(node => node.id === ref.id)).map(item => <button className="max-w-36 truncate rounded-md bg-white/10 px-2 py-1 text-[10px] text-white/65" key={item.id} onClick={() => setSelectedRefs(current => current.filter(ref => ref.id !== item.id))}>{item.title} ×</button>)}</div> : null}
-          {selectedContextNodes.length ? <div className="mb-2 flex flex-wrap gap-1">{selectedContextNodes.map(item => <button className="max-w-36 truncate rounded-md bg-white/10 px-2 py-1 text-[10px] text-white/65" key={item.id} onClick={() => { setSelectedContextNodes(current => current.filter(node => node.id !== item.id)); setSelectedRefs(current => current.filter(ref => ref.id !== item.id)); }}>{item.title} ×</button>)}</div> : null}
-          {imageModelRef || videoModelRef ? <div className="mb-2 flex flex-wrap gap-1">{([ ["image", imageModelRef, "图片"], ["video", videoModelRef, "视频"] ] as const).filter(([, ref]) => ref).map(([kind, ref, label]) => <button className="max-w-40 truncate rounded-md bg-cyan-500/15 px-2 py-1 text-[10px] text-cyan-100" key={kind} onClick={() => chooseGenerationModel(kind, "")}>{label} · {generationModels.find(item => item.id === ref)?.label || ref} ×</button>)}</div> : null}
-          <div className="flex items-center gap-1">
-            <input accept="image/*,video/*,.txt,.md" className="hidden" onChange={event => { const file = event.target.files?.[0]; event.target.value = ""; if (!file) return; if (file.type.startsWith("text/") || /\.(txt|md)$/i.test(file.name)) { void file.text().then(text => setGoal(current => `${current}${current ? "\n" : ""}${text.slice(0, 12000)}`)); } else { void upload(file); } }} ref={fileRef} type="file" />
-            <button aria-label="上传故事或素材" className="rounded-lg p-1.5 text-white/60 hover:bg-white/10" disabled={Boolean(busy)} onClick={() => fileRef.current?.click()}><Paperclip className="size-4" /></button>
-            <button aria-label="引用画布素材" className="rounded-lg p-1.5 text-white/60 hover:bg-white/10" onClick={() => setReferencesOpen(value => !value)}><FilePlus2 className="size-4" /></button>
-            <div className="relative"><button aria-label="选择创作模式" className="flex items-center gap-1 rounded-lg px-2 py-1.5 text-xs text-white/70 hover:bg-white/10" onClick={() => setModeOpen(value => !value)}>{modes.find(item => item.value === mode)?.label}<ChevronDown className="size-3" /></button>{modeOpen ? <div className="absolute bottom-9 left-0 z-20 w-52 rounded-xl border border-white/10 bg-[#303030] p-1 shadow-xl">{modes.map(item => <button className="block w-full rounded-lg px-2 py-2 text-left hover:bg-white/10" key={item.value} onClick={() => { setMode(item.value); setModeOpen(false); }}><span className="block text-xs">{item.label}</span><span className="text-[10px] text-white/40">{item.description}</span></button>)}</div> : null}</div>
-            <div className="relative"><button aria-label="选择生成模型" className="max-w-20 truncate rounded-lg px-2 py-1.5 text-xs text-white/60 hover:bg-white/10" onClick={() => setModelOpen(value => !value)}>选择模型</button>{modelOpen ? <div aria-label="TVstar 模型选择" className="absolute bottom-9 right-0 z-20 w-64 rounded-xl border border-white/10 bg-[#303030] p-2 shadow-xl"><div className="mb-1 flex gap-1">{([ ["image", "图片"], ["video", "视频"], ["planning", "规划"] ] as const).map(([tab, label]) => <button className={`rounded-md px-2 py-1 text-xs ${modelTab === tab ? "bg-white/15 text-white" : "text-white/50"}`} key={tab} onClick={() => setModelTab(tab)}>{label}</button>)}</div><div className="max-h-52 overflow-y-auto"><button className="block w-full rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => { if (modelTab === "planning") { setModelRef(""); setModelOpen(false); } else chooseGenerationModel(modelTab, ""); }}>自动选择</button>{modelTab === "planning" ? models.filter(item => !selectedRefs.length || item.supportsVision).map(item => <button className="block w-full truncate rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" key={item.id} onClick={() => { setModelRef(item.id); setModelOpen(false); }}>{item.label}</button>) : generationModels.filter(item => item.kind === modelTab && (modelTab !== "image" || !(selectedRefs.length || active?.references?.length) || item.supportsReference !== false)).map(item => <button className="block w-full truncate rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" key={item.id} onClick={() => chooseGenerationModel(modelTab, item.id)}>{item.label}</button>)}</div></div> : null}</div>
-            <div className="relative"><button aria-label="选择制作策略" className="whitespace-nowrap rounded-lg px-1.5 py-1.5 text-[11px] text-white/60 hover:bg-white/10" onClick={() => setPolicyOpen(value => !value)}>{autoGenerate ? "自动制作" : "先确认"}</button>{policyOpen ? <div className="absolute bottom-9 right-0 z-20 w-52 rounded-xl border border-white/10 bg-[#303030] p-1 shadow-xl"><button className="block w-full rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => chooseGenerationPolicy(true)}>自动制作 · 分镜完成后提交任务</button><button className="block w-full rounded-lg px-2 py-2 text-left text-xs hover:bg-white/10" onClick={() => chooseGenerationPolicy(false)}>先确认 · 查看分镜后再制作</button></div> : null}</div>
-            <button className="ml-auto flex size-8 items-center justify-center rounded-full bg-white text-black disabled:opacity-40" disabled={!goal.trim() || Boolean(busy)} onClick={() => void createSession()} title="发送创作目标">{busy ? <Loader2 className="size-4 animate-spin" /> : <ArrowUp className="size-4" />}</button>
-          </div>
-        </div>
-      </div>
-    </section>
-  );
-}

components/canvas/tvstar/creativeAnalysisClient.ts

@@ -1,56 +0,0 @@
-export type CreativeAnalysisModel = {
-  id: string;
-  label: string;
-  modelId: string;
-  providerType: string;
-  supportsVision: boolean;
-};
-
-type CreativeAnalysisRequest = {
-  mode: "agent-plan" | "story-script" | "character-scene-extraction";
-  prompt: string;
-  nodeTitle: string;
-  models: CreativeAnalysisModel[];
-  preferredModelRef?: string;
-  imageUrls?: string[];
-  videoUrls?: string[];
-};
-
-function modelPriority(model: CreativeAnalysisModel) {
-  if (model.providerType === "alibaba" && model.modelId === "qwen3.8-max") return 0;
-  if (model.providerType === "alibaba" && model.modelId === "qwen3.8-omni-flash") return 1;
-  return 2;
-}
-
-export async function requestCreativeAnalysis(input: CreativeAnalysisRequest): Promise<Record<string, unknown>> {
-  const hasVisualInput = Boolean(input.imageUrls?.length || input.videoUrls?.length);
-  const compatible = input.models.filter(model => !hasVisualInput || model.supportsVision);
-  const selected = input.preferredModelRef
-    ? compatible.find(model => model.id === input.preferredModelRef || model.modelId === input.preferredModelRef)
-    : undefined;
-  if (input.preferredModelRef && !selected) throw new Error("所选模型不支持当前素材，请重新选择模型");
-  const candidates = selected ? [selected] : [...compatible].sort((left, right) => modelPriority(left) - modelPriority(right));
-  const attempts: (CreativeAnalysisModel | undefined)[] = candidates.length ? candidates : [undefined];
-  let lastError = "分析失败，请稍后重试";
-
-  for (const [index, model] of attempts.entries()) {
-    const response = await fetch("/api/canvas/workflow/analyze", {
-      method: "POST",
-      headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({
-        mode: input.mode,
-        prompt: input.prompt,
-        nodeTitle: input.nodeTitle,
-        preferredModelRef: model?.id,
-        imageUrls: input.imageUrls?.slice(0, 4) || [],
-        videoUrls: input.videoUrls?.slice(0, 2) || [],
-      }),
-    });
-    const result = await response.json().catch(() => ({}));
-    if (response.ok && result.success) return result.data as Record<string, unknown>;
-    lastError = String(result.error || "分析失败，请稍后重试");
-    const authenticationFailure = /invalid authentication|invalid token|invalid api.?key|authentication failed|鉴权失败|认证失败/i.test(lastError);
-    if (selected || !authenticationFailure || index === attempts.length - 1) break;
-  }
-  throw new Error(lastError);
-}

components/canvas/tvstar/generation-references.ts

@@ -1,20 +0,0 @@
-type Reference = { title: string; url: string; type: "image" | "video" };
-
-export async function resolveTVstarGenerationReferences(
-  references: Reference[],
-  fetcher: typeof fetch = fetch,
-) {
-  const images = references.filter(item => item.type === "image").map(item => item.url).slice(0, 4);
-  // The video processing endpoint accepts one active job per user, so extract sequentially.
-  for (const item of references.filter(item => item.type === "video").slice(0, 2)) {
-    const response = await fetcher("/api/canvas/video/process", {
-      method: "POST", headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({ operation: "frame", url: item.url, kind: "first", time: 0 }),
-    });
-    const result = await response.json();
-    if (!response.ok || !result.success || !result.data?.url)
-      throw new Error(`${item.title}：${result.error || "参考视频首帧提取失败"}`);
-    images.push(String(result.data.url));
-  }
-  return [...new Set(images)].slice(0, 6);
-}

components/canvas/tvstar/session-context.ts

@@ -1,54 +0,0 @@
-export type TVstarMessage = {
-  id: string;
-  role: "user" | "assistant";
-  content: string;
-  createdAt: number;
-};
-
-export function tvstarAllowsGeneration(instruction: string) {
-  const text = instruction.replace(/\s+/g, "");
-  return !/(?:只|仅)(?:做|要|进行|需要)?(?:分析|规划|出方案|写方案|写分镜|列步骤)|(?:不要|先不|暂不|无需|别|不)(?:提交|启动|运行|执行)(?:任何|所有)?(?:生成|制作|剪辑)?任务|(?:不要|先不|暂不|无需|别|不)(?:执行|运行|启动)(?:任何|所有)?(?:图片|视频|音频|媒体|成片|内容|、|和|或|及)*(?:生成|制作|剪辑)|(?:不要|先不|暂不|无需|别)(?:生成|制作|渲染|剪辑)(?:图片|视频|媒体|成片|内容)?|(?:不|不要)扣费|待运行|未运行/.test(text);
-}
-
-export function tvstarWantsDraftNodes(instruction: string) {
-  const text = instruction.replace(/\s+/g, "");
-  if (/(?:不要|无需|别|不)(?:创建|建立|搭建|添加)(?:任何|所有)?(?:画布|节点|工作流)/.test(text)) return false;
-  return /(?:创建|建立|搭建|添加|放入)/.test(text) && /(?:画布|节点|工作流)/.test(text);
-}
-
-export function tvstarRequestsRunExisting(instruction: string) {
-  const text = instruction.replace(/\s+/g, "");
-  return text.length <= 36 && tvstarAllowsGeneration(instruction) &&
-    !/(?:修改|改成|增加|删除|替换|换成|重做|重新|调整|优化|不要|先不)/.test(text) &&
-    /(?:开始|执行|运行|提交)(?:生成|制作|运行|执行|画布|分镜|工作流|节点|视频|成片|任务|这些|现有|吧|了|。|，)*$/.test(text);
-}
-
-type RevisionContext = {
-  goal: string;
-  plan?: { summary: string };
-  shots?: Array<{
-    shot: string;
-    duration: string;
-    sceneDescription: string;
-    cameraMovement: string;
-  }>;
-  messages?: TVstarMessage[];
-};
-
-export function buildTVstarRevisionPrompt(session: RevisionContext, instruction: string) {
-  const priorShots = (session.shots || []).map((shot) =>
-    `${shot.shot}（${shot.duration}）：${shot.sceneDescription}；运镜：${shot.cameraMovement}`,
-  );
-  const recentTurns = (session.messages || []).slice(-8).map((message) =>
-    `${message.role === "user" ? "用户" : "TVstar"}：${message.content.slice(0, 1200)}`,
-  );
-  return [
-    "这是同一个视频画布中的连续对话。请依据最新指令修改现有方案，不要把它当作全新项目。",
-    `最初目标：${session.goal}`,
-    session.plan?.summary ? `当前规划：${session.plan.summary}` : "",
-    priorShots.length ? `当前分镜：\n${priorShots.join("\n")}` : "",
-    recentTurns.length ? `最近对话：\n${recentTurns.join("\n")}` : "",
-    `最新用户指令：${instruction.trim()}`,
-    "如果最新指令没有要求修改的部分，请保持原有镜头、人物、风格、时长和画面比例。输出更新后的完整方案。",
-  ].filter(Boolean).join("\n\n").slice(0, 16000);
-}

components/elements/response.tsx

@@ -15,10 +15,7 @@ import {
   splitOpenClawChartBlocks,
 } from "@/components/elements/openclaw-chart-card";
 import { ResponsePdfDownloadButton } from "@/components/elements/response-pdf-download";
-import { buildImageFallbackUrl, buildImageProxyUrl } from "@/lib/image-delivery";
-import { splitMarkdownImages } from "@/lib/canvas/markdown-image-segments";
-import { stableStreamingMarkdown } from "@/lib/canvas/markdown-image-streaming";
-import { getGatewayErrorPageMessage } from "@/lib/request-error";
+import { buildImageProxyUrl } from "@/lib/image-delivery";
 import {
   Collapsible,
   CollapsibleContent,
@@ -29,7 +26,6 @@ import { cn } from "@/lib/utils";
 
 type ResponseProps = ComponentProps<typeof Streamdown> & {
   collapsibleImageAnalysis?: boolean;
-  isMarkdownStreaming?: boolean;
   enablePdfDownload?: boolean;
   pdfFileName?: string;
   pdfSiteLogo?: string | null;
@@ -366,6 +362,43 @@ function normalizeMarkdownContent(value: string) {
     .trim();
 }
 
+function splitMarkdownImages(content: string) {
+  const segments: Array<
+    | { type: "text"; value: string }
+    | { type: "image"; alt?: string; src: string }
+  > = [];
+
+  const imageRegex = /!\[([^\]]*)\]\((https?:\/\/[^\s)]+)\)/g;
+  let lastIndex = 0;
+  let match: RegExpExecArray | null;
+
+  while ((match = imageRegex.exec(content)) !== null) {
+    if (match.index > lastIndex) {
+      segments.push({
+        type: "text",
+        value: content.slice(lastIndex, match.index),
+      });
+    }
+
+    segments.push({
+      type: "image",
+      alt: match[1],
+      src: match[2],
+    });
+
+    lastIndex = imageRegex.lastIndex;
+  }
+
+  if (lastIndex < content.length) {
+    segments.push({
+      type: "text",
+      value: content.slice(lastIndex),
+    });
+  }
+
+  return segments;
+}
+
 function isLikelyImageUrl(value?: string | null) {
   return IMAGE_URL_REGEX.test(String(value || "").trim());
 }
@@ -442,8 +475,8 @@ function MarkdownTableImagePreview({
           loading="lazy"
           decoding="async"
           onError={(event) => {
-            if (event.currentTarget.src !== buildImageFallbackUrl(src)) {
-              event.currentTarget.src = buildImageFallbackUrl(src);
+            if (event.currentTarget.src !== src) {
+              event.currentTarget.src = src;
             }
           }}
         />
@@ -473,8 +506,8 @@ function MarkdownTableImagePreview({
             decoding="async"
             onClick={(event) => event.stopPropagation()}
             onError={(event) => {
-              if (event.currentTarget.src !== buildImageFallbackUrl(originalSrc)) {
-                event.currentTarget.src = buildImageFallbackUrl(originalSrc);
+              if (event.currentTarget.src !== originalSrc) {
+                event.currentTarget.src = originalSrc;
               }
             }}
           />
@@ -764,7 +797,6 @@ function ResponseReportTableDownloadButton({
 export const Response = ({
   className,
   collapsibleImageAnalysis = false,
-  isMarkdownStreaming = false,
   enablePdfDownload = false,
   pdfFileName,
   pdfSiteLogo,
@@ -1029,10 +1061,7 @@ export const Response = ({
 
   const rawText =
     typeof props.children === "string"
-      ? normalizeMarkdownContent(stableStreamingMarkdown(
-          getGatewayErrorPageMessage(props.children) || props.children,
-          isMarkdownStreaming
-        ))
+      ? normalizeMarkdownContent(props.children)
       : null;
   const shouldShowPdfDownload =
     Boolean(enablePdfDownload && rawText && hasDownloadableReportContent(rawText));
@@ -1062,7 +1091,7 @@ export const Response = ({
     );
   };
 
-  if (rawText !== null) {
+  if (rawText) {
     const analysisSection = collapsibleImageAnalysis
       ? extractImageAnalysisSection(rawText)
       : null;