Examine source code of Bookmark Manager

{
  "manifest_version": 2,
  "name": "Bookmark Manager",
  "version": "1.4.2",
  "description": "功能强大的收藏夹管理插件，支持侧边栏快速访问、全页面管理和 WebDAV 备份",
  "permissions": [
    "bookmarks",
    "storage",
    "activeTab",
    "alarms",
    "history",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "browser-polyfill.js",
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "打开收藏夹侧边栏"
  },
  "sidebar_action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    },
    "default_title": "书签管理器",
    "default_panel": "sidebar/sidebar.html"
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    "shared/styles.css",
    "shared/utils.js",
    "icons/*.svg"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "a372961356@gmail.com",
      "data_collection_permissions": {
        "required": [
          "bookmarksInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  }
}