Update app.py

app.py

@@ -47,7 +47,7 @@ def generate(
     for user, assistant in chat_history:
         conversation.extend(
             [
-                json.loads(os.getenv("PROMPT")),
+                # json.loads(os.getenv("PROMPT")),
                 {"role": "user", "content": user},
                 {"role": "assistant", "content": assistant},
             ]