Startup document

frontends/pages-js/index.html
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width,initial-scale=1">
  <title>__TITLE__ · Gramlot JS</title>
  <link rel="stylesheet" href="/shared/example.css">
  <script type="importmap">__IMPORTS__</script>
</head>
<body>
  <div id="root"></div>
  <p id="bootstrap-error" role="status" hidden></p>
  <script type="module" src="__ENTRY__"></script>
</body>
</html>