Examine source code of TSConfig Configurator

{
  "manifest_version": 3,
  "name": "TSConfig Configurator",
  "version": "1.0",
  "description": "TSConfig Configurator (typescriptlang.org)",
  "icons": {
    "48": "icon-48.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d89b9feb-a2b0-4928-8f30-e0d4092f7959}",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "storage"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://www.typescriptlang.org/tsconfig/"
      ],
      "run_at": "document_idle",
      "js": [
        "content.js"
      ],
      "css": [
        "style.css"
      ]
    }
  ]
}