Examine source code of YouTwowowobifier

{
  "manifest_version": 3,
  "name": "YouTwowowobifier",
  "description": "Make your music Wiggle. 😈",
  "version": "1.2",
  "background": {
    "scripts": [
      "scripts/service-worker.js"
    ],
    "service_worker": "scripts/service-worker.js",
    "type": "module"
  },
  "action": {
    "default_popup": "popup/popup.html"
  },
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "64": "images/icon-64.png",
    "128": "images/icon-128.png",
    "640": "images/icon.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.youtube.com/*"
      ],
      "js": [
        "scripts/content-script.js"
      ]
    }
  ],
  "permissions": [
    "tabs",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "youtwowowobifier@silkycell",
      "strict_min_version": "109.0"
    }
  }
}