Examine source code of AdCut

{
  "manifest_version": 3,
  "name": "AdCut",
  "version": "2.0.11",
  "description": "A fast, privacy-first YouTube playback companion with responsive ad-skip handling and background-play assistance.",
  "developer": {
    "name": "Rakesh V"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "adcut-pro@yourdomain.com",
      "strict_min_version": "140.0"
    }
  },
  "permissions": [
    "storage",
    "declarativeNetRequest"
  ],
  "host_permissions": [
    "https://*.youtube.com/*",
    "https://*.googlevideo.com/*",
    "https://*.doubleclick.net/*",
    "https://*.googleadservices.com/*",
    "https://*.googlesyndication.com/*",
    "https://adcut-app.netlify.app/*"
  ],
  "action": {
    "default_title": "AdCut",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "96": "icons/icon96.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "96": "icons/icon96.png",
    "128": "icons/icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.youtube.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "homepage_url": "https://adcut-app.netlify.app/support",
  "declarative_net_request": {
    "rule_resources": [
      {
        "id": "adcut-rules",
        "enabled": true,
        "path": "rules.json"
      }
    ]
  }
}