Examine source code of LinkHay QuickView

{
  "manifest_version": 2,
  "name": "LinkHay QuickView",
  "version": "1.1.17resigned1",
  "description": "Cho phép xem nhanh trong LinkHay.com",
  "icons": {
    "192": "icon.png"
  },
  "permissions": [
    "tabs",
    "contextMenus",
    "*://*/*"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_title": "Bấm để gửi tin",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "linkhay.css",
    "stickers/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "*://*.linkhay.com/*"
      ],
      "css": [
        "linkhay.css"
      ],
      "js": [
        "jquery-3.2.1.min.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "*://*.linkhay.com/*"
      ],
      "js": [
        "util.js",
        "sticker.js",
        "pageInfo.js",
        "sites.js",
        "preview.js",
        "clean.js",
        "improve.js",
        "linkhay.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{308d1e88-e599-419d-b4e8-b878136285e9}"
    }
  }
}