{ "name": "Mansard", "short_name": "Mansard", "start_url": "/", "display": "standalone", "background_color": "#f3f6f7", "theme_color": "#0f1f26",
  "icons": [{ "src": "/mansard-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" }, { "src": "/mansard-180.png", "sizes": "180x180", "type": "image/png" }] }