{
  "name": "Potrójny Timer",
  "short_name": "Timer",
  "start_url": "timer.htm",
  "display": "fullscreen",
  "background_color": "#181a1b",
  "theme_color": "#000000",
  "icons": [
    {
      "src": "timer.webp",
      "sizes": "512x512",
      "type": "image/webp",
      "purpose": "any maskable"
    }
  ]
}