 (true) {
        scaffolding.start();
      } else {
        launchScreen.hidden = false;
        launchScreen.addEventListener('click', () => {
          launchScreen.hidden = true;
          scaffolding.start();
        });
        launchScreen.focus();
      }
    };
    run().catch(handleError);
  </script>
</body>
</html>
