Examine source code of Fast Safe Search

{
  "manifest_version": 2,
  "name": "Fast Safe Search",
  "short_name": "Fast Safe Search",
  "description": "Get safe, fast access to Yahoo search directly from your browser or popup box, with Fast Safe Search providing real-time alerts for risky content.",
  "version": "2.4",
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": "icon48.png",
    "default_popup": "popup.html",
    "default_title": "Fast Safe Search"
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "Web Search By Yahoo",
      "keyword": "fastsafe",
      "is_default": true,
      "encoding": "UTF-8",
      "favicon_url": "https://search.getfastsafesearch.com/favicon.ico",
      "suggest_url": "https://suggest.getfastsafesearch.com/querying/autocomplete?query={searchTerms}",
      "search_url": "https://search.getfastsafesearch.com/query?q={searchTerms}"
    }
  },
  "permissions": [
    "tabs",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "@fast-safe-search",
      "strict_min_version": "91.0"
    }
  }
}