{
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  "name": "数学小英雄",
  "short_name": "数学小英雄",
  "description": "一款专为 4-8 岁儿童设计的免费、离线、无广告的 20 以内加减法训练 APP",
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  "scope": "./",
  "display": "standalone",
  "orientation": "portrait",
  "background_color": "#FFF4D6",
  "theme_color": "#FFD93D",
  "lang": "zh-CN",
  "dir": "ltr",
  "categories": ["education", "kids"],
  "icons": [
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      "sizes": "192x192",
      "type": "image/png",
      "purpose": "any"
    },
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      "src": "./assets/icon-512.png",
      "sizes": "512x512",
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      "purpose": "any"
    },
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      "src": "./assets/icon-1024.png",
      "sizes": "1024x1024",
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      "purpose": "any"
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      "src": "./assets/icon-512.png",
      "sizes": "512x512",
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      "purpose": "maskable"
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}