Update app.py

app.py

@@ -64,7 +64,7 @@ async def upload_file(LLM_URL, LLM_API, file_path, user_id):
     with open(file_path, 'rb') as f:
         async with aiohttp.ClientSession() as session:
             form_data = aiohttp.FormData()
-            form_data.add_field('file', f, filename=file_path, content_type=mime_type)
+            form_data.add_field('file', f, filename=os.path.basename(file_path), content_type=mime_type)
             form_data.add_field('user', user_id)
             async with session.post(
                 f"{LLM_URL}/v1/files/upload",   # ✅ 加上 v1