Update app.py

app.py

@@ -685,7 +685,7 @@ No user data is **stored**, **shared**, or used for **model training** or any ot
 ---
 
 🔒 **Privacy Notice:**  
-User questions remains private.  
+User questions remain private.  
 All processing occurs **within the current session**.  
 No user data is **stored**, **shared**, or used for **model training** or any other purpose.
 """