{
  "name": "5秒英作文 (5seconds English)",
  "short_name": "5秒英作文",
  "description": "日本語を見て5秒で英語を口に出す、瞬間英作文の無料トレーニング。",
  "lang": "ja",
  "start_url": "/?utm_source=pwa&utm_medium=homescreen",
  "scope": "/",
  "display": "standalone",
  "background_color": "#ffffff",
  "theme_color": "#17a2b8",
  "icons": [
    { "src": "/img/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "/img/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" },
    { "src": "/img/icon-192-maskable.png", "sizes": "192x192", "type": "image/png", "purpose": "maskable" },
    { "src": "/img/icon-512-maskable.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ]
}