{
  "name": "SecretBoard",
  "short_name": "SecretBoard",
  "description": "2人のためのメッセージボード",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#070809",
  "theme_color": "#070809",
  "orientation": "portrait",
  "icons": [
    {
      "src": "/secretboard-icon-1024.png?v=surface-v1",
      "sizes": "1024x1024",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}