test-worker-bundle.html

<html>
<body>
  <div id="container" style="font-family: monospace;">

  </div>
  <script>

    fetch('http://localhost:8080/dist/bundled/start-worker-server.js').then(async (result) => {
      const w = new Worker('data:application/javascript,' + encodeURIComponent(await result.text()));
      w.onerror = (e) => {
        console.error(e);
      };
      w.onmessage = (e) => {
        document.getElementById('container').appendChild(document.createTextNode(JSON.stringify(e.data, null, 2)));
        console.info(e);
      };
    });
  </script>
</body>

</html>