{
  "name": "小学数学练习平台",
  "short_name": "数学练习",
  "description": "小学数学口算/填空练习：每日训练、练习与考试双模式、错题自动收集",
  "start_url": ".",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#FF8C42",
  "theme_color": "#FF8C42",
  "icons": [
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" },
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" },
    { "src": "icon.svg", "sizes": "any", "type": "image/svg+xml", "purpose": "any" }
  ]
}