Update app.py

app.py

@@ -67,6 +67,6 @@ if prompt := st.chat_input("Ask me anything!"):
             msg_placeholder.empty()
             full_response += response
             full_response_string = []
-            full_response_string.append(full_response.split('Answer:'))
+            full_response_string = full_response.split('Answer:')
         msg_placeholder.markdown(full_response_string[1])
-        st.session_state.messages.append({"role": "assistant", "content": full_response_string[1]})
+        st.session_state.messages.append({"role": "assistant", "content": full_response_string[1]})