Update app.py

app.py

@@ -89,6 +89,8 @@ def twitter_post_enhancer(post: str) -> str:
     <br>
     <Brief summary.>
 
+    IMPORTANT: NEVER USE HASHTAGS!, use emojis.
+
     **References**: Draw inspiration from posts like:
     - "AI just solved a 10-yr mystery in 48 hrs! 🧠💥 Scientists are shook. What’s next for tech?"
     <br>