Examine source code of BookmarkTV for X.com

{
  "manifest_version": 3,
  "name": "BookmarkTV for X Bookmarks",
  "version": "1.3.0",
  "description": "Organize X bookmarks with a local calendar, slideshow, notes and mascot; export your local index for BookmarkTV in Codex.",
  "icons": {
    "256": "icons/bookmarktv-launcher.png"
  },
  "permissions": [
    "storage"
  ],
  "host_permissions": [
    "https://x.com/*",
    "https://twitter.com/*"
  ],
  "action": {
    "default_title": "Open BookmarkTV",
    "default_icon": {
      "256": "icons/bookmarktv-launcher.png"
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://x.com/*",
        "https://twitter.com/*"
      ],
      "js": [
        "x-calendar.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "icons/bookmarktv-launcher.png",
        "icons/bookmarktv-mascot.png",
        "icons/chatgpt-codex.png",
        "x-calendar.css",
        "secure-editor.html",
        "secure-editor.css",
        "secure-editor.js"
      ],
      "matches": [
        "https://x.com/*",
        "https://twitter.com/*"
      ]
    }
  ],
  "incognito": "not_allowed",
  "browser_specific_settings": {
    "gecko": {
      "id": "x-bookmark-calendar@example.local",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "personalCommunications",
          "browsingActivity",
          "websiteContent",
          "websiteActivity"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}