{
  "name": "食塩水濃度計算",
  "short_name": "食塩水計算",
  "description": "水と塩の量から食塩水の濃度を計算・逆算できるツール",
  "start_url": "/tools/salt-water/",
  "scope": "/tools/salt-water/",
  "display": "standalone",
  "background_color": "#f4f8f6",
  "theme_color": "#17332d",
  "lang": "ja",
  "icons": [
    { "src": "icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any maskable" },
    { "src": "icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any maskable" }
  ]
}