简单几步修改video视频播放器

Development
7 
  <script src="https://cdn.plyr.io/3.7.8/plyr.js"></script>
  <script type="text/discourse-plugin" version="1.8">
    api.decorateCookedElement(elem => elem.querySelectorAll('video').forEach((e) => { new Plyr(e) }));
  </script>