{
  "name": "SuperBrain",
  "short_name": "SuperBrain",
  "description": "Fast, intense cognitive tests for reaction speed, memory, and decision-making.",
  "start_url": "/tests",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#0d1117",
  "theme_color": "#0d1117",
  "categories": ["games", "health", "productivity"],
  "icons": [
    { "src": "/icons/icon-72.png",   "sizes": "72x72",   "type": "image/png" },
    { "src": "/icons/icon-96.png",   "sizes": "96x96",   "type": "image/png" },
    { "src": "/icons/icon-128.png",  "sizes": "128x128", "type": "image/png" },
    { "src": "/icons/icon-144.png",  "sizes": "144x144", "type": "image/png" },
    { "src": "/icons/icon-152.png",  "sizes": "152x152", "type": "image/png" },
    { "src": "/icons/icon-192.png",  "sizes": "192x192", "type": "image/png", "purpose": "any maskable" },
    { "src": "/icons/icon-384.png",  "sizes": "384x384", "type": "image/png" },
    { "src": "/icons/icon-512.png",  "sizes": "512x512", "type": "image/png", "purpose": "any maskable" },
    { "src": "/favicon.svg",         "sizes": "any",      "type": "image/svg+xml" }
  ],
  "screenshots": [
    {
      "src": "/icons/icon-512.png",
      "sizes": "512x512",
      "type": "image/png",
      "form_factor": "narrow",
      "label": "SuperBrain cognitive tests"
    }
  ],
  "shortcuts": [
    {
      "name": "Take a test",
      "short_name": "Tests",
      "url": "/tests",
      "icons": [{ "src": "/icons/icon-96.png", "sizes": "96x96" }]
    },
    {
      "name": "Leaderboard",
      "short_name": "Rankings",
      "url": "/leaderboard",
      "icons": [{ "src": "/icons/icon-96.png", "sizes": "96x96" }]
    }
  ]
}