Examine source code of F1TV Spoiler Shield

{
  "manifest_version": 2,
  "name": "F1TV Spoiler Shield",
  "version": "1.0.0",
  "description": "Blocks F1TV images to prevent spoilers",
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "*://*.formula1.com/*",
    "storage"
  ],
  "background": {
    "scripts": [
      "src/background/index.js"
    ]
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "f1tvspoilershield@cookconglomerate.com"
    }
  }
}