Examine source code of DesktopHut Live Wallpapers Tab Pro

{
  "manifest_version": 3,
  "name": "DesktopHut Live Wallpapers Tab Pro",
  "version": "1.5.1",
  "description": "Set live video wallpapers from desktophut.com directly onto your Firefox New Tab page, with bookmarks and search!",
  "permissions": [
    "storage",
    "bookmarks",
    "search"
  ],
  "host_permissions": [
    "*://*.desktophut.com/*"
  ],
  "background": {
    "scripts": [
      "js/browser-polyfill.js",
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.desktophut.com/*"
      ],
      "js": [
        "js/browser-polyfill.js",
        "content.js"
      ],
      "css": [
        "content_styles.css"
      ]
    }
  ],
  "chrome_url_overrides": {
    "newtab": "newtab.html"
  },
  "action": {
    "default_popup": "options.html",
    "default_title": "DesktopHut Settings",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "externally_connectable": {
    "matches": [
      "*://*.desktophut.com/*"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "livewallpapertabpro@desktophut.com",
      "strict_min_version": "109.0"
    }
  }
}