Update app.py

app.py

@@ -127,7 +127,7 @@ if st.session_state.follow_up_mode:
 
         # Generate assistant's response based on follow-up input using technical_interviewer_prompt as system prompt
         assistant_response = generate_response(
-            [{"role": "system", "content": technical_interviewer_prompt}] + st.session_state.messages
+            [{"role": "assistant", "content": technical_interviewer_prompt}] + st.session_state.messages
         )
 
         with st.chat_message("assistant"):