Examine source code of Fast Crawl

{
  "manifest_version": 2,
  "name": "Fast Crawl",
  "author": "Michael",
  "version": "3.4.2",
  "description": "以客户端为端点快速抓取页面，并根据你的开发需求来解析出你想要的数据。",
  "icons": {
    "16": "/image/icon.png",
    "48": "/image/icon.png",
    "128": "/image/icon.png"
  },
  "background": {
    "page": "/html/background.html"
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "16": "/image/icon.png",
      "32": "/image/icon.png"
    },
    "default_title": "快抓",
    "default_popup": "/html/popup.html"
  },
  "permissions": [
    "webRequest",
    "webRequestBlocking",
    "<all_urls>",
    "storage",
    "tabs"
  ],
  "content_scripts": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "js": [
        "/js/content-script.js",
        "/js/fast-crawl-helper.js",
        "/js/jquery.js"
      ],
      "css": [
        "/css/style.css"
      ],
      "run_at": "document_start"
    }
  ],
  "applications": {
    "gecko": {
      "id": "fast-crawl@cidgur"
    }
  }
}