Update app.py

app.py

@@ -105,6 +105,7 @@ if st.session_state.remove:
     lastmessage = st.session_state.messages.pop()
     prelastmessage = st.session_state.messages.pop()
     st.toast("popped msg: " + lastmessage["content"] + " // model: " + model_links[selected_model])
+    st.session_state.remove = False
     st.rerun()