build/index.html

<!DOCTYPE html>
<html>
  <head>
    <title>App</title>
    <meta name="viewport" content="width=device-width">
    <link rel="shortcut icon" href="/favicon.ico">

    <!-- Fonts -->
    <link rel="stylesheet" href="https://rsms.me/inter/inter-ui.css">
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/simple-line-icons/2.4.1/css/simple-line-icons.css">

    <!-- Start Single Page Apps for GitHub Pages -->
    <script type="text/javascript">
      // Single Page Apps for GitHub Pages
      // https://github.com/rafrex/spa-github-pages
      // Copyright (c) 2016 Rafael Pedicini, licensed under the MIT License
      (function(l) {
        if (l.search) {
          var q = {};
          l.search.slice(1).split('&').forEach(function(v) {
            var a = v.split('=');
            q[a[0]] = a.slice(1).join('=').replace(/~and~/g, '&');
          });
          if (q.p !== undefined) {
            window.history.replaceState(null, null,
              l.pathname.slice(0, -1) + (q.p || '') +
              (q.q ? ('?' + q.q) : '') +
              l.hash
            );
          }
        }
      }(window.location))
    </script>
    <!-- End Single Page Apps for GitHub Pages -->
  </head>
  <body>
    <div id="root"></div>
    <script src="/bundle.js"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.3/umd/popper.min.js" crossorigin="anonymous"></script>
  </body>
</html>