Examine source code of SuperCopy超级复制

{
  "background": {
    "page": "background.html"
  },
  "browser_action": {
    "default_title": "SuperCopy超级复制",
    "default_icon": "images/128px.png",
    "default_popup": "main.html"
  },
  "icons": {
    "16": "images/16px.png",
    "32": "images/32px.png",
    "48": "images/48px.png",
    "128": "images/128px.png"
  },
  "content_scripts": [
    {
      "run_at": "document_start",
      "js": [
        "js/jquery2.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    },
    {
      "all_frames": true,
      "js": [
        "js/jquery2.js"
      ],
      "match_about_blank": true,
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "permissions": [
    "history",
    "management",
    "bookmarks",
    "downloads",
    "<all_urls>",
    "alarms",
    "contextMenus",
    "cookies",
    "notifications",
    "storage",
    "tabs",
    "unlimitedStorage",
    "webRequest",
    "webRequestBlocking"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "short_name": "SuperCopy超级复制",
  "manifest_version": 2,
  "name": "SuperCopy超级复制",
  "description": "【精选推荐】强大的复制神器，一键解除网页文本复制限制，右键复制限制，一次解除长久复制无忧，学习工作必备神器。",
  "version": "11.20.3",
  "browser_specific_settings": {
    "gecko": {
      "id": "{f61492bb-2f37-4900-99ad-6d034301502e}"
    }
  }
}