Update app.py

app.py

@@ -56,4 +56,4 @@ if st.button("Send"):
 chat_text = ""
 for user_msg, bot_msg in st.session_state.history:
     chat_text += f"You: {user_msg}\nBot: {bot_msg}\n\n"
-st.text_area("Chat", value=chat_text, height=300, disabled=True)
+st.text_area("Chat", value=chat_text, height=300, disabled=False)