Update app.py

app.py

@@ -171,9 +171,8 @@ def threaded_chat_response(previous_chat: str, msg_prompt: str) -> dict:
     if previous_chat:
         
         prompt_template=f'''
-        <|im_start|>system{system_message}<|im_end|>
+        <|im_start|>system{system_message}{history_message}<|im_end|>
         <|im_start|>user {msg_prompt}<|im_end|>
-        <|im_start|>system{history_message}<|im_end|>
         <|im_start|>assistant
         '''
     else: