{ "name": "Palestra", "short_name": "Palestra", "start_url": ".", "display": "standalone",
  "background_color": "#E9EDF0", "theme_color": "#E9EDF0", "lang": "it",
  "icons": [
    { "src": "icons/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
    { "src": "icons/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" }
  ] }