{
  "name": "Cars Check-In",
  "short_name": "Cars",
  "lang": "en-US",
  "start_url": "index.php",
  "display": "standalone",
  "background_color": "black",
  "theme_color": "white",
  "icons": [{
    "src": "images/mustang-192.png",
      "sizes": "192x192",
      "type": "image/png"
    }]
}