{
  "name": "anlander TOPUP",
  "short_name": "TOPUP",
  "description": "Instant data top-ups for b4travel, Alt, anlander x MB and color travel SIMs.",
  "start_url": "/topup?source=pwa",
  "scope": "/",
  "display": "standalone",
  "orientation": "portrait-primary",
  "background_color": "#0a0e16",
  "theme_color": "#ff6b2b",
  "lang": "zh-HK",
  "categories": ["travel", "utilities"],
  "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-maskable-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ]
}