index.html

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>AppTemplate</title>
    <meta name="description" content="">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    {{content-for "head"}}

    <link integrity="" rel="stylesheet" href="/@embroider/core/vendor.css">
    <link integrity="" rel="stylesheet" href="/assets/ember-api-docs.css">
    <link href="https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600" rel="stylesheet">

    {{content-for "head-footer"}}
  </head>
  <body>
    {{content-for "body"}}

    <script src="/@embroider/core/vendor.js"></script>
    <script type="module">
      import Application from './app/app';
      import environment from './app/config/environment';

      Application.create(environment.APP);
    </script>

    {{content-for "body-footer"}}
  </body>
</html>