improve current upload target resolution

lib/ai/context-memory/target-resolution.ts

@@ -103,6 +103,8 @@ function collectOrdinalIndexes(text: string): number[] {
   const chineseOrdinalPattern =
     /第\s*([一二三四五六七八九十两\d]+)\s*(?:张|个|幅)?\s*(?:图|图片|照片)?/gi;
   const numberedImagePattern = /(?:图|图片|照片|image|photo|reference)\s*([1-9]\d*)\b/gi;
+  const compactChineseImagePattern =
+    /(?:图片|照片|图)\s*([一二两三四五六七八九十])(?=\s*(?:的|上|中|里|内|和|与|及|、|,|，|。|；|;|$))/g;
   const englishOrdinals: Array<{ index: number; pattern: RegExp }> = [
     { index: 0, pattern: /\b(?:first|1st)\s+(?:image|photo|reference)\b/i },
     { index: 1, pattern: /\b(?:second|2nd)\s+(?:image|photo|reference)\b/i },
@@ -122,6 +124,10 @@ function collectOrdinalIndexes(text: string): number[] {
     const numeric = Number.parseInt(match[1] || "", 10);
     if (Number.isFinite(numeric) && numeric > 0) indexes.add(numeric - 1);
   }
+  for (const match of normalizedText.matchAll(compactChineseImagePattern)) {
+    const numeric = chineseNumberToInt(match[1] || "");
+    if (numeric && numeric > 0) indexes.add(numeric - 1);
+  }
   for (const item of englishOrdinals) {
     if (item.pattern.test(normalizedText)) indexes.add(item.index);
   }
@@ -261,6 +267,34 @@ export function resolveTargetAssets(
     );
   })();
 
+  const currentOrdinalRefs = pickByOrdinal(text, currentRefs);
+  if (currentOrdinalRefs.length > 0) {
+    return buildResolvedTargetAssets({
+      targetRefs: currentOrdinalRefs,
+      candidateRefs,
+      resolutionMode: "current_upload",
+      confidence: currentOrdinalRefs.length > 1 ? 96 : 94,
+      needsClarification: false,
+      reason:
+        currentOrdinalRefs.length > 1
+          ? "根据用户文本中的多个序号定位到本轮上传的多张图片"
+          : "根据用户文本中的序号定位到本轮上传图片",
+      fromHistory: false,
+    });
+  }
+
+  if (currentRefs.length > 0) {
+    return buildResolvedTargetAssets({
+      targetRefs: currentRefs,
+      candidateRefs,
+      resolutionMode: "current_upload",
+      confidence: 93,
+      needsClarification: false,
+      reason: "本轮消息包含图片输入，默认优先处理当前上传图片",
+      fromHistory: false,
+    });
+  }
+
   const ordinalRefs = pickByOrdinal(text, canvasRefs);
   if (ordinalRefs.length > 0) {
     return buildResolvedTargetAssets({
@@ -350,18 +384,6 @@ export function resolveTargetAssets(
     });
   }
 
-  if (currentRefs.length > 0) {
-    return buildResolvedTargetAssets({
-      targetRefs: currentRefs,
-      candidateRefs,
-      resolutionMode: "current_upload",
-      confidence: 93,
-      needsClarification: false,
-      reason: "本轮消息包含图片输入，默认优先处理当前上传图片",
-      fromHistory: false,
-    });
-  }
-
   if (DEICTIC_TARGET_REGEX.test(text)) {
     if (selectedRefs.length > 0) {
       return buildResolvedTargetAssets({