Update app.py

app.py

@@ -154,10 +154,10 @@ async def post_chat(
             ).encode('utf-8')
             + b'\n'
         )
-        # get the chat history so far to pass as context to the agent
-        messages = await database.get_messages()
-        # run the agent with the user prompt and the chat history
-        async with agent.run_stream(prompt, message_history=messages) as result:
+        ## get the chat history so far to pass as context to the agent
+        #messages = await database.get_messages()
+        ## run the agent with the user prompt and the chat history
+        async with agent.run_stream(prompt) as result:
             async for text in result.stream(debounce_by=0.01):
                 # text here is a `str` and the frontend wants
                 # JSON encoded ModelResponse, so we create one