Update app.py

app.py

@@ -187,9 +187,8 @@ def main():
                     st.session_state['chat_history'] = chat_history
                     st.session_state['sources'] = sources
 
-                    # Clear the input field and rerun the app to refresh the display
-                    st.session_state['message_input'] = ""  # Clear the input field
-                    st.rerun()  # Force a rerun to update the UI
+                    # Instead of clearing `st.session_state['message_input']`, use Streamlit's `st.empty()`
+                    st.empty()  # This clears the form input
 
 if __name__ == "__main__":
     main()