{
  "start_url": "/app/photos",
  "scope": "/app/photos",
  "name": "Slide-Show",
  "short_name": "Slide-Show",
  "background_color": "black",
  "theme_color": "rgb(204,204,204)",
  "display": "standalone",
  "icons": [
    {
      "src": "/app/images/ss/icon192.png",
      "type": "image/png",
      "sizes": "192x192"
    },
    {
      "src": "/app/images/ss/icon512.png",
      "type": "image/png",
      "sizes": "512x512"
    },
    {
      "src": "/app/images/ss/maskable_icon192.png",
      "type": "image/png",
      "sizes": "192x192",
      "purpose": "any maskable"
    }
  ]
}