Examine source code of 2TK Automatic Statistics

{
  "manifest_version": 2,
  "name": "2TK Automatic Statistics",
  "description": "This extension send automatically statistics of your villages to 2TK service. You don't risk ban.",
  "version": "4.9.0",
  "author": "Kevin Lucich",
  "icons": {
    "48": "assets/images/icon48.png"
  },
  "browser_action": {
    "default_title": "2TK Automatic Statistics",
    "default_icon": {
      "19": "assets/images/icon19.png",
      "20": "assets/images/icon20.png",
      "38": "assets/images/icon38.png"
    }
  },
  "background": {
    "scripts": [
      "assets/js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.travian.it/*",
        "*://*.travian.com/*",
        "*://*.lucichkevin.it/*"
      ],
      "js": [
        "assets/js/jquery-3.6.0.min.js",
        "assets/js/db.js",
        "assets/js/2tk_automatic_statistics.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "activeTab"
  ]
}