Examine source code of Better Experience Google News

{
  "manifest_version": 2,
  "name": "Better Experience for Google News",
  "version": "0.5.1",
  "description": "Hides right-wing media outlets on Google News based on the language/country edition you are browsing, and replaces all article links with their decoded original URLs.",
  "author": "stewie",
  "icons": {
    "48": "icons/icon.svg",
    "96": "icons/icon.svg",
    "128": "icons/icon.svg"
  },
  "permissions": [
    "storage",
    "https://news.google.com/*"
  ],
  "optional_permissions": [
    "<all_urls>"
  ],
  "browser_action": {
    "default_icon": "icons/icon.svg",
    "default_title": "Better Experience for Google News - blocked outlets on this page (click for settings)"
  },
  "content_scripts": [
    {
      "matches": [
        "https://news.google.com/*"
      ],
      "js": [
        "src/blocklists.js",
        "src/paywall.js",
        "src/content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "scripts": [
      "src/background.js"
    ],
    "persistent": true
  },
  "options_ui": {
    "page": "options/options.html",
    "browser_style": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6f07dc50-b85f-44ef-bae0-0fd27604db99}",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}