static/index.html

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Stefanie's Artshop</title>
        <link rel="stylesheet" href="/static/style.css">
    </head>
    <body>
        <script type="module">
         import init from '/ui/artshop_frontend.js';
         window.addEventListener('load', async () => {
             await init();
         });
        </script>
    </body>
</html>