Update app.py

app.py

@@ -10,7 +10,9 @@ def respond(message, history):
     
     if history:
        messages.extend(history) 
-        messages.append({"role": "user", "content":message})
+        
+        messages.append({"role": "user", "content": message})
+        
         response = client.chat_completion(
             messages,
             max_token=100