Update app.py

app.py

@@ -59,4 +59,4 @@ if prompt := st.chat_input("Ask me anything.."):
     st.session_state.memory.save_context({"question":prompt}, {"output":full_response})
     st.session_state.memory.chat_memory.messages = st.session_state.memory.chat_memory.messages[-15:]
     # Add assistant response to chat history
-    st.session_state.messages.append({"role": "assistant", "content": response})
+    st.session_state.messages.append({"role": "assistant", "content": full_response})