Update app.py

app.py

@@ -47,7 +47,7 @@ if not st.session_state.authenticated:
         if submit_password:
             if password == "umc2025":  # Password as set
                 st.session_state.authenticated = True
-                st.experimental_rerun()  # Refresh to show main app
+                st.rerun()  # Refresh to show main app
             else:
                 st.error("Incorrect password. Please try again.")