中央大学ホームページのトップにステハゲの動画を流すChrome拡張

main.js

const element = document.getElementById('add_yt')

const p = {
  videoURL: 'https://www.youtube.com/watch?v=u7o6KrSFVNY',
  containment: '.yt_wrap',
  autoPlay: true,
  loop: true,
  mute: true,
  showControls: false,
  showYTLogo: false,
  ratio: 'auto',
  optimizeDisplay: true,
  playOnlyIfVisible: true,
  stopMovieOnBlur: true,
  useOnMobile: false,
  containment: 'self'
}

element.dataset.property = JSON.stringify(p)

manifest.json

{
  "name": "ステハゲ中央大学",
  "description": "ステハゲ動画を流す",
  "version": "1.0",
  "content_scripts": [
    {
      "matches": [
        "https://www.chuo-u.ac.jp/"
      ],
      "run_at": "document_end",
      "js": [
        "main.js"
      ]
    }
  ],
  "manifest_version": 3
}