{
  "name": "Spread Monitor",
  "short_name": "Spread",
  "description": "加密货币现货与永续价差监控",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#f5f8f7",
  "theme_color": "#087f6b",
  "lang": "zh-CN",
  "icons": [
    { "src": "/icons/app-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "/icons/app-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any maskable" }
  ]
}