{
  "name": "数学速查表 · 乘法表 / 平方表 / π 表",
  "short_name": "数学速查表",
  "description": "9×9 乘法表、2²–30² 平方表、2π–9π 圆周率表，可遮答案自测、随机测验。",
  "start_url": "./index.html",
  "display": "standalone",
  "background_color": "#eef2f9",
  "theme_color": "#1d4ed8",
  "icons": [
    { "src": "icon-192.png", "sizes": "192x192", "type": "image/png" },
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any maskable" }
  ]
}