Examine source code of PrivaSearch Switcher

{
  "manifest_version": 3,
  "name": "PrivaSearch Switcher",
  "version": "1.0",
  "description": "Easily switch between privacy-focused search engines and manage your search preferences.",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "search"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png",
      "128": "icons/icon-128.png"
    }
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "privasearch-switcher@gmail.com"
    }
  },
  "default_locale": "en"
}