Update app.py

app.py

@@ -49,7 +49,7 @@ def chat_with_gpt(user_message):
     hist.append({'role': 'user', 'content': user_message})
     response = openai.chat.completions.create(
         model="gpt-4o",
-        messages=[{'role': 'system', 'content': prompt, }, ]
+        messages=[{'role': 'system', 'content': prompt, }, ] + hist
     )
 
     gpt_reply = response.choices[0].message.content