Examine source code of Bookmark Priority Sorter

{
  "manifest_version": 3,
  "name": "Bookmark Priority Sorter",
  "version": "1.0",
  "description": "Automatically sorts bookmarks based on access frequency.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "bookmarks",
    "storage"
  ],
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "bookmark-priority-sorter@example.com"
    }
  }
}