新增 AI 結果與資料庫整合

app/api/upload/route.ts

@@ -111,8 +111,9 @@ export async function POST(request: NextRequest) {
     };
 
     console.log('💾 創建檔案記錄...');
-    await ProjectFileService.create(fileData);
-    console.log('✅ 檔案記錄創建成功');
+    const fileResult = await ProjectFileService.create(fileData);
+    const projectFileId = (fileResult as any).insertId;
+    console.log('✅ 檔案記錄創建成功，ID:', projectFileId);
 
     // 更新專案狀態為 completed（檔案上傳完成）
     console.log('🔄 更新專案狀態為 completed...');
@@ -123,6 +124,7 @@ export async function POST(request: NextRequest) {
       success: true,
       data: {
         projectId,
+        projectFileId,
         fileName: file.name,
         fileSize: file.size,
         fileType: file.type