Update app.py

app.py

@@ -54,7 +54,7 @@ def respond(
         print(dic)
         messages.add_message(dic)
     
-    stream = agent.get_chat_response(message, llm_sampling_settings=settings, chat_history=messages, returns_streaming_generator=True, print_output=False)
+    stream = agent.get_chat_response(message, llm_sampling_settings=settings, returns_streaming_generator=True, print_output=False)
     
     outputs = ""
     for output in stream: