Examine source code of Shortcut Search

{
  "version": "1.0.0.0",
  "name": "Shortcut Search",
  "description": "Search Google, Yahoo, Perplexity, and more with keyboard shortcuts, or use the default custom search engine for regular queries.",
  "short_name": "Shortcut Search",
  "manifest_version": 2,
  "icons": {
    "16": "images/icon16.png",
    "32": "images/icon32.png",
    "48": "images/icon48.png",
    "128": "images/icon128.png"
  },
  "omnibox": {
    "keyword": "@"
  },
  "background": {
    "scripts": [
      "constants.js",
      "sWorker.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "128": "images/icon128.png"
    },
    "default_title": "Shortcut Search"
  },
  "permissions": [
    "contextMenus"
  ],
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "Shortcut Search",
      "keyword": "@",
      "favicon_url": "https://shortcutsearch.ai/favicon.png",
      "search_url": "https://search.shortcutsearch.ai/search/?q={searchTerms}",
      "suggest_url": "https://shortcutsearch.ai/search/suggestions?q={searchTerms}",
      "encoding": "UTF-8",
      "is_default": true
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{add5c98b-fd4e-49fe-a640-1e99c9a85dbb}"
    }
  }
}