{
  "name": "ZYRN TOPO",
  "short_name": "ZyrnTopo",
  "description": "100% offline topographic mapping app",
  "start_url": "/",
  "display": "standalone",
  "orientation": "any",
  "background_color": "#111111",
  "theme_color": "#2563eb",
  "lang": "en",
  "icons": [
    { "src": "/favicon-32.png",        "sizes": "32x32",   "type": "image/png" },
    { "src": "/icon-192.png",          "sizes": "192x192", "type": "image/png", "purpose": "any maskable" },
    { "src": "/icon-512.png",          "sizes": "512x512", "type": "image/png", "purpose": "any maskable" },
    { "src": "/apple-touch-icon.png",  "sizes": "180x180", "type": "image/png" }
  ],
  "categories": ["navigation", "utilities", "outdoor"],
  "screenshots": [],
  "shortcuts": [
    {
      "name": "Add Marker",
      "short_name": "Marker",
      "description": "Drop a marker at center",
      "url": "/?action=marker",
      "icons": [{ "src": "/icon-192.png", "sizes": "192x192" }]
    }
  ]
}