Examine source code of Kong Add-on

{
  "manifest_version": 2,
  "name": "Kong Add-on",
  "version": "1.6.2.33",
  "author": "Forth",
  "description": "Kong Add-on adds some features to Kongregate, including a blocker of bot messages, a dark mode, a brighness adjustment, and more.",
  "icons": {
    "16": "app/icons/icon_16.png",
    "48": "app/icons/icon_48.png",
    "128": "app/icons/icon_128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.kongregate.com/*"
      ],
      "run_at": "document_end",
      "js": [
        "assets/scripts/libs/jquery.min.js",
        "assets/scripts/libs/jquery.cssrule.js",
        "assets/scripts/libs/jquery.cookie.js",
        "assets/scripts/libs/jquery.initialize.js",
        "assets/scripts/libs/jquery.jcssrule.js",
        "assets/scripts/app/kong-addon.classes.js",
        "assets/scripts/app/kong-addon.functions.js",
        "assets/scripts/app/kong-addon.vars.js",
        "assets/scripts/app/content.js",
        "assets/scripts/app/content_css.js"
      ]
    },
    {
      "matches": [
        "*://www.kongregate.com/games/*"
      ],
      "js": [
        "assets/scripts/app/kong-addon.injection.js",
        "assets/scripts/app/content_games.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "assets/sounds/*",
    "assets/images/sprites/*.svg"
  ]
}