Update app.py

app.py

@@ -24,7 +24,7 @@ async def read_root(request: Request):
     start = time.time_ns()
     form_data = await request.json()
     query = form_data.get('query')
-    user_id = form_data.get("user_id")
+    user_id = form_data.get("user_id").lower()
     response_text = chat_conversations(query,user_id)
     print("message is send after : ",time.time()- start)
     return response_text