{
  "nav_fallback_behavior": "never",
  "name": "PWA Калькулятор",
  "short_name": "Калькулятор",
  "description": "Стильный офлайн калькулятор",
  "start_url": "/index.html",
  "display": "standalone",
  "background_color": "#121214",
  "theme-color": "#1e1e24",
  "orientation": "portrait",
  "icons": [
    {
      "src": "icon.png",
      "sizes": "512x512",
      "type": "image/png",
      "purpose": "any maskable"
    }
  ]
}