Update app.py

app.py

@@ -156,12 +156,14 @@ def get_response(system_message, chat_history, user_text, max_new_tokens=512):
 st.title("🚀 HAL - Your NASA AI Assistant")
 st.markdown("🌌 *Ask me about space, NASA, and beyond!*")
 
+#Reset Button
 if st.sidebar.button("Reset Chat"):
     st.session_state.chat_history = [{"role": "assistant", "content": "Hello! How can I assist you today?"}]
     st.session_state.response_ready = False
     st.session_state.follow_up = ""
     st.experimental_rerun()
 
+#Style and Appearance
 st.markdown("""
     <style>
     .user-msg {