Examine source code of SideMarks

{
  "manifest_version": 2,
  "name": "SideMarks",
  "version": "2.0",
  "description": "优雅的侧边栏书签管理器",
  "icons": {
    "32": "icons/icon32.png",
    "64": "icons/icon64.png",
    "128": "icons/icon128.png"
  },
  "permissions": [
    "bookmarks",
    "storage",
    "theme",
    "tabs",
    "clipboardWrite"
  ],
  "sidebar_action": {
    "default_title": "SideMarks",
    "default_panel": "sidebar/sidebar.html",
    "default_icon": {
      "32": "icons/icon32.png",
      "64": "icons/icon64.png"
    }
  },
  "browser_action": {
    "default_icon": {
      "32": "icons/icon32.png",
      "64": "icons/icon64.png"
    },
    "default_title": "SideMarks"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3e16bc2b-3a82-48e8-a2e3-3f615bd903c9}"
    }
  }
}