index.html

<!doctype html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport"
        content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Deadline Countdown LSPlugin :)</title>
</head>
<body>
<div id="app"></div>
<script src="https://cdn.jsdelivr.net/npm/@logseq/libs"></script>
<script src="./index.js"></script>
</body>
</html>