index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <title>adaptflex</title>
  </head>
  <body>
    <div id="app"></div>
    <script>
      // stub a variable ReactJS checks. ReactJS assumes you're using a bundler, NodeJS or similar system that provides it the `process.env.NODE_ENV` variable.
      window.process = {
        env: {
          NODE_ENV: "development",
        },
      };
    </script>

    <!-- This is https://github.com/marijnh/moduleserve, the secret sauce that allows us not need to bundle things during development, and have instantaneous iteration feedback, without any hot-reloading or extra build pipeline needed. -->
    <script src="/moduleserve/load.js" data-module="/src/Index.bs.js"></script>
    <!-- Our little watcher. Super clean. Check it out! -->
    <script src="/watcher.js"></script>
  </body>
</html>