fix(ruxa): use configured task input mode for image models

components/image-params-bar.tsx

@@ -122,19 +122,22 @@ export function ImageParamsBar({
   };
 
   const getImageCountOptions = () => {
-    // RUXA 当前按单图任务处理（优先级最高）
+    if (imageGenConfig?.maxImages) {
+      return Array.from({ length: imageGenConfig.maxImages }, (_, i) => i + 1);
+    }
+
+    if (providerType === "ruxa-image") {
+      return [1];
+    }
+
     if (
-      providerType === "ruxa-image" ||
       providerType === "openai-image" ||
       providerType === "stepfun-image" ||
       providerType === "midjourney"
     ) {
       return [1];
     }
-    // 优先使用模型配置中的 maxImages
-    if (imageGenConfig?.maxImages) {
-      return Array.from({ length: imageGenConfig.maxImages }, (_, i) => i + 1);
-    }
+
     // 否则根据 providerType 判断
     if (providerType === "alibaba-image") {
       // 阿里生图：1~6 张（qwen-image-edit-plus）

lib/ai/providers/ruxa-image.ts

@@ -3,7 +3,6 @@ import "server-only";
 import sharp from "sharp";
 import { uploadFile } from "@/lib/storage/service";
 import {
-  RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID,
   resolveRuxaImageRuntimeModelId,
 } from "@/lib/ai/ruxa-image-models";
 
@@ -113,10 +112,8 @@ function isResolutionSupported(resolution: string, config?: RuxaImageModelConfig
 }
 
 function resolveRuxaTaskInputMode({
-  activeModelId,
   modelConfig,
 }: {
-  activeModelId: string;
   modelConfig?: RuxaImageModelConfig | null;
 }) {
   if (modelConfig?.ruxaTaskInputMode === "size-image") {
@@ -127,9 +124,7 @@ function resolveRuxaTaskInputMode({
     return "resolution-based";
   }
 
-  return activeModelId === RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID
-    ? "size-image"
-    : "resolution-based";
+  return "resolution-based";
 }
 
 function buildRuxaTaskInput({
@@ -491,7 +486,6 @@ export function createRuxaImage({ apiKey, baseURL }: RuxaImageConfig) {
           });
         }
         const taskInputMode = resolveRuxaTaskInputMode({
-          activeModelId,
           modelConfig: options.imageGenConfig,
         });
         const outputFormat = normalizeOutputFormat(options.imageParams?.outputFormat);
@@ -517,7 +511,9 @@ export function createRuxaImage({ apiKey, baseURL }: RuxaImageConfig) {
           resolution: input.resolution || null,
           aspectRatio: input.aspect_ratio || input.size || null,
           outputFormat,
+          taskInputMode,
           imageInputCount: imageUrls.length,
+          inputKeys: Object.keys(input),
         });
         const createResponse = await fetch(createEndpoint, {
           method: "POST",

lib/ai/ruxa-image-models.ts

@@ -45,7 +45,7 @@ export const RUXA_IMAGE_MODEL_PRESETS: RuxaImageModelPreset[] = [
     },
     imageGenConfig: {
       ...RUXA_IMAGE_CONFIG,
-      ruxaTaskInputMode: "size-image",
+      ruxaTaskInputMode: "resolution-based",
     },
     sortOrder: 10,
   },

scripts/verify-ruxa-image-models.ts

@@ -19,7 +19,7 @@ const EXPECTED_MODELS: ModelExpectation[] = [
     modelId: "google/nano-banana-2",
     displayName: "nano-banana-2「专线」",
     expectedRuntimeModelId: RUXA_NANO_BANANA_2_RUNTIME_MODEL_ID,
-    expectedTaskMode: "size-image",
+    expectedTaskMode: "resolution-based",
   },
   { modelId: "google/nano-banana-pro", displayName: "nano-banana-pro「专线」", expectedTaskMode: "resolution-based" },
 ];