Update app.py

app.py

@@ -118,7 +118,7 @@ def main():
                     st.session_state.processed_files = uploaded_files
                     st.session_state.chat_ready = True
                     time.sleep(1)
-                    st.experimental_rerun()
+                    st.rerun()
 
         # Knowledge Base Status
         if st.session_state.get('vector_store'):