Examine source code of KMITL X

{
  "manifest_version": 2,
  "name": "KMITL X",
  "description": "Transform KMITL Student Information System UI/UX with enhanced features for a better experience.",
  "version": "2.2.0",
  "icons": {
    "128": "icons/icon-128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "kmitlx@googlegroups.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.reg.kmitl.ac.th/*"
      ],
      "run_at": "document_start",
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}