{
  "name": "ToolHub - Online Tools Collection",
  "short_name": "ToolHub",
  "description": "275+ free online tools for daily life, development, calculation, text processing and more.",
  "start_url": "/index.html",
  "display": "standalone",
  "background_color": "#f8f9fc",
  "theme_color": "#667eea",
  "orientation": "any",
  "scope": "/",
  "lang": "zh-CN",
  "categories": ["utilities", "productivity"],
  "icons": [
    { "src": "/favicon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any" },
    { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png" },
    { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png" },
    { "src": "/icons/icon-maskable-192.png", "sizes": "192x192", "type": "image/png", "purpose": "maskable" },
    { "src": "/icons/icon-maskable-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ],
  "shortcuts": [
    { "name": "Calculator", "url": "/tools/zaixianjisuanqi.html", "icons": [{"src": "/favicon.svg", "sizes": "any"}] },
    { "name": "QR Code", "url": "/tools/qrcode.html", "icons": [{"src": "/favicon.svg", "sizes": "any"}] },
    { "name": "Timestamp", "url": "/tools/unixtime.html", "icons": [{"src": "/favicon.svg", "sizes": "any"}] },
    { "name": "JSON Format", "url": "/tools/json-format.html", "icons": [{"src": "/favicon.svg", "sizes": "any"}] }
  ]
}