{
    "name": "Chronos",
    "short_name": "Chronos",
    "start_url": ".",
    "display": "standalone",
    "background_color": "#ffffff",
    "theme_color": "#000000",
    "icons": [
      {
        "src": "icon_4_boussoles_512.jpg",
        "sizes": "512x512",
        "type": "image/jpg"
      }
    ]
  }