fix: route batch websocket fallback by task type

static/js/app.js

@@ -1306,7 +1306,7 @@ function connectBatchWebSocket(batchId) {
 
             if (shouldPoll && currentBatch) {
                 console.log('切换到轮询模式');
-                startOutlookBatchPolling(currentBatch.batch_id);
+                startCurrentBatchPolling(currentBatch.batch_id);
             }
         };
 
@@ -1314,12 +1314,12 @@ function connectBatchWebSocket(batchId) {
             console.error('批量任务 WebSocket 错误:', error);
             stopBatchWebSocketHeartbeat();
             // 切换到轮询
-            startOutlookBatchPolling(batchId);
+            startCurrentBatchPolling(batchId);
         };
 
     } catch (error) {
         console.error('批量任务 WebSocket 连接失败:', error);
-        startOutlookBatchPolling(batchId);
+        startCurrentBatchPolling(batchId);
     }
 }
 
@@ -1332,6 +1332,15 @@ function disconnectBatchWebSocket() {
     }
 }
 
+function startCurrentBatchPolling(batchId) {
+    if (isOutlookBatchMode) {
+        startOutlookBatchPolling(batchId);
+        return;
+    }
+
+    startBatchPolling(batchId);
+}
+
 // 开始批量任务心跳
 function startBatchWebSocketHeartbeat() {
     stopBatchWebSocketHeartbeat();