{
  "name": "Calc",
  "short_name": "Calc",
  "id": "calc-app",
  "start_url": ".",
  "display": "standalone",
  "orientation": "portrait",
  "description": "A lightweight scientific calculator with trig, log, factorial, constants (π, e) and offline support.",
  "background_color": "#e9ecff",
  "theme_color": "#b6b8ff",
  "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-192.svg", "sizes": "192x192", "type": "image/svg+xml", "purpose": "any" },
    { "src": "icons/icon-512.svg", "sizes": "512x512", "type": "image/svg+xml", "purpose": "any" }
  ]
}