Polyboard/modules/example/example.html

<main class="container">
  <h4>This is a very simple example module!</h4>
  <button id="testButton" onclick="testFunc()">test!</button>
</main>

<script>
  window.main = ()=>{}

  function getel(el) {return document.getElementById(el)}

  function testFunc() {
    window.send('exampleTest', {
      data: 'test!'
    })
  }
</script>