{
  "name": "Should I put the heating on?",
  "short_name": "Heating?",
  "description": "A live map of homes with their heating on.",
  "start_url": "/",
  "display": "standalone",
  "background_color": "#d7e4ec",
  "theme_color": "#e0322b",
  "icons": [
    { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png" },
    { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png" }
  ]
}