Examine source code of Refresh Error Page news

{
  "description": "Automatically refreshes a page after 3 seconds if it fails to load properly. It ensures that you don't have to manually reload pages that encounter loading issues, providing a smoother browsing experience. Simply install and let the extension handle the refresh for you, saving time and preventing frustration",
  "manifest_version": 2,
  "name": "Auto Page Refresh Error",
  "version": "1.0",
  "permissions": [
    "webRequest",
    "tabs",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c6235d73-5098-4298-b8fc-3b96559ecbb2}"
    }
  }
}