{
  "id": "./",
  "name": "練習参加管理",
  "short_name": "練習参加管理",
  "description": "ソフトテニス練習のコート確保と参加表明",
  "lang": "ja",
  "start_url": "./",
  "scope": "./",
  "display": "standalone",
  "background_color": "#F4F5F1",
  "theme_color": "#1F6B4A",
  "icons": [
    { "src": "icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" }
  ]
}