{
  "name": "SleepyClock — Sleep Calculators & Guides",
  "short_name": "SleepyClock",
  "description": "Free sleep calculators: bedtime cycles, jet lag, naps, caffeine, breathing exercises and evidence-based sleep guides.",
  "start_url": "/",
  "scope": "/",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#1b2559",
  "theme_color": "#1b2559",
  "lang": "en",
  "categories": ["health", "utilities", "lifestyle"],
  "icons": [
    { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" },
    { "src": "/icons/icon-512-maskable.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ],
  "shortcuts": [
    { "name": "Sleep Calculator", "url": "/", "icons": [{ "src": "/icons/icon-192.png", "sizes": "192x192" }] },
    { "name": "Caffeine Calculator", "url": "/caffeine.html", "icons": [{ "src": "/icons/icon-192.png", "sizes": "192x192" }] },
    { "name": "White Noise", "url": "/whitenoise.html", "icons": [{ "src": "/icons/icon-192.png", "sizes": "192x192" }] }
  ]
}