Update app.py

app.py

@@ -465,7 +465,7 @@ def main():
             st.write(f"You can ask up to {remaining} more question(s).")
 
             typed_q = st.text_input("Type your follow-up question:")
-            audio_q = st.file_uploader("Or upload an audio question (WAV, MP3)")
+            audio_q = st.audio_input("Or record an audio question (WAV)")
 
             if st.button("Submit Q&A"):
                 if used_questions >= MAX_QA_QUESTIONS: