fix: add timeout handling and debug logs for scene fusion

components/scene-fusion-view.tsx

@@ -182,12 +182,19 @@ export function SceneFusionView({ onBack }: SceneFusionViewProps) {
     ));
 
     try {
+      console.log('[SceneFusion Client] Starting API call with', scenesToProcess.length, 'scenes');
+      
+      // 创建 AbortController 用于超时控制（10分钟）
+      const controller = new AbortController();
+      const timeoutId = setTimeout(() => controller.abort(), 10 * 60 * 1000);
+      
       // 调用后端 API
       const response = await fetch('/api/scene-fusion', {
         method: 'POST',
         headers: {
           'Content-Type': 'application/json',
         },
+        signal: controller.signal,
         body: JSON.stringify({
           productImage,
           productName: productName || undefined, // 产品名称
@@ -201,17 +208,23 @@ export function SceneFusionView({ onBack }: SceneFusionViewProps) {
           })),
         }),
       });
+      
+      clearTimeout(timeoutId);
+      console.log('[SceneFusion Client] Response received, status:', response.status);
 
       const data = await response.json();
+      console.log('[SceneFusion Client] Response data:', JSON.stringify(data).substring(0, 500));
 
       if (!response.ok) {
         throw new Error(data.error || '处理失败');
       }
 
       // 更新场景状态
+      console.log('[SceneFusion Client] Updating scenes with results:', data.results?.length);
       setScenes(prev => prev.map(s => {
         const result = data.results?.find((r: any) => r.id === s.id);
         if (result) {
+          console.log('[SceneFusion Client] Scene', s.id, 'result:', result.status);
           if (result.status === 'completed') {
             return { 
               ...s,