Fix vector generation error handling

modules/story-summary/story-summary.js

@@ -468,8 +468,8 @@ async function handleGenerateVectors(vectorCfg) {
             const message = chat[floor];
             if (!message) continue;
 
-            const { chunks, status } = chunkMessage(message, floor, vectorCfg, true);
-            if (status === "skip") continue;
+            const chunks = chunkMessage(floor, message);
+            if (!chunks.length) continue;
 
             allChunks.push(...chunks);
         }
@@ -548,6 +548,10 @@ async function handleGenerateVectors(vectorCfg) {
         await sendVectorStatsToFrame();
 
         xbLog.info(MODULE_ID, `向量生成完成: L0=${atoms.length}, L1=${l1Vectors.length}, L2=${l2Pairs.length}`);
+    } catch (e) {
+        xbLog.error(MODULE_ID, '向量生成失败', e);
+        postToFrame({ type: "VECTOR_GEN_PROGRESS", phase: "ALL", current: -1, total: 0 });
+        await sendVectorStatsToFrame();
     } finally {
         release();
         vectorCancelled = false;