Update app.py

app.py

@@ -39,7 +39,7 @@ print("Define test response work")
 def model_response(message, history):
     print(f"\n=========\nUser message\n{message}\n")
     chat = client.chats.create(model=used_model, history=history)
-    response = chat.send_message(message)
+    response = chat.send_message(message["text"])
     print(f"\nResponse\n{response}=========\n")
     return response