Examine source code of New Vibe

{
  "manifest_version": 2,
  "name": "8-bit Vibe",
  "version": "1.2.2",
  "permissions": [
    "theme"
  ],
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{43a75fe6-0b0c-4fbc-841e-0e607a6028f1}"
    }
  }
}