Examine source code of Zen Mark - Visual Bookmark Manager

{
  "manifest_version" : 3 ,
  "name" : "Zen Mark - Visual Bookmark Manager",
  "version" : "1.7.0",
  "description" : "Organize your saved websites with their logos and custom categories in a beautiful interface.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{d893f4e1-7890-4c1b-9a5d-2e6f1a8c3d7b}",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions" : [
    "storage" ,
    "activeTab" ,
    "tabs" ,
    "contextMenus" ,
    "identity" 
  ],
  "optional_host_permissions" : [
    "<all_urls>" 
  ],
  "action" : {
    "default_popup" : "popup.html",
    "default_title" : "Zen Mark - Quick Save",
    "default_icon" : {
      "16" : "icons/icon16.png",
      "48" : "icons/icon48.png",
      "128" : "icons/icon128.png"
    }
  },
  "background" : {
    "scripts" : [
      "supabase.js" ,
      "background.js" 
    ]
  },
  "icons" : {
    "16" : "icons/icon16.png",
    "48" : "icons/icon48.png",
    "128" : "icons/icon128.png"
  }
}