Update app.py

Add displaying response text as well.

app.py

@@ -55,7 +55,8 @@ if st.button("Send"):
     if user_message:  # Check if user has entered a message
         # Get the response from the model
         response = respond(user_message, st.session_state['chat_history'])
-
+        st.write(f"**🧠 Assistant**: {response}")
+        
         # Add user message and model response to history
         st.session_state['chat_history'].append((user_message, response))