{
  "name": "WhistleMaster — Learn to Whistle",
  "short_name": "WhistleMaster",
  "description": "Learn how to whistle step-by-step with real-time microphone pitch feedback, animated anatomical diagrams, and gamified progress.",
  "start_url": "/",
  "scope": "/",
  "display": "standalone",
  "background_color": "#0f172a",
  "theme_color": "#0f172a",
  "orientation": "portrait-primary",
  "categories": ["education", "music", "utilities"],
  "icons": [
    {
      "src": "/favicon.svg",
      "sizes": "48x48 72x72 96x96 128x128 256x256",
      "type": "image/svg+xml",
      "purpose": "any"
    },
    {
      "src": "/icon-512.svg",
      "sizes": "512x512",
      "type": "image/svg+xml",
      "purpose": "any maskable"
    }
  ],
  "shortcuts": [
    {
      "name": "Live Practice Lab",
      "url": "/#practice",
      "description": "Start real-time microphone whistle frequency analysis"
    },
    {
      "name": "Masterclass Guides",
      "url": "/#guides",
      "description": "Browse whistle troubleshooting and high-power wolf whistle guides"
    }
  ]
}