Update app.py

app.py

@@ -18,7 +18,7 @@ def answer_question(question):
     return agent.run(question)
 
 def submit_to_gaia(profile: gr.OAuthProfile):
-   if profile is None:
+    if profile is None:
         return "❌ Please log in to Hugging Face first!"
     username = profile.username
     # rest of your logic...