Examine source code of Search Switcher

{
  "manifest_version": 3,
  "name": "Search Switcher",
  "version": "1.0.0",
  "description": "Быстрое переключение поисковой системы и поиск по партнёрским ссылкам.",
  "action": {
    "default_title": "Search Switcher",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon.svg",
      "32": "icons/icon.svg",
      "48": "icons/icon.svg",
      "96": "icons/icon.svg"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "search-switcher@codex.local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}