Examine source code of Link Collection Manager

{
  "manifest_version": 2,
  "name": "Link Collection Manager",
  "version": "1.0",
  "description": "Manage and access your link and tab collections.",
  "browser_action": {
    "default_icon": {
      "48": "icons/icon-48.png"
    },
    "browser_style": true
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "102.0",
      "id": "{7ffff4cb-c74d-4955-b2e6-4d5731903f99}"
    },
    "gecko_android": {
      "strict_min_version": "113.0"
    }
  },
  "options_ui": {
    "page": "popup.html",
    "open_in_tab": true
  },
  "background": {
    "scripts": [
      "/js/background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "icons/icon-16.png",
    "32": "icons/icon-32.png",
    "48": "icons/icon-48.png"
  },
  "permissions": [
    "storage",
    "tabs",
    "activeTab",
    "menus",
    "<all_urls>"
  ]
}