Update main.py

main.py

@@ -178,10 +178,9 @@ def chat(
     return StreamingResponse(stream_generator, media_type="text/event-stream")
 
 # ----------------------- Remaining Endpoints -----------------------
-# (The endpoints for adding, deleting, saving, loading, and merging documents remain unchanged.)
 @app.post("/add_document")
 async def add_document(
-    file: Optional[any] = File(None),
+    file: Optional[Any] = File(None),
     wiki_query: Optional[str] = Query(None),
     wiki_url: Optional[str] = Query(None)
 ):