{
    "name": "QR",
    "short_name": "QR",
    "start_url": "./index.php",
    "display": "standalone",
    "background_color": "#383838",
    "theme_color": "#ffffff",
    "color": "yellow",
    "icons": [{
        "src": "icon.png",
        "sizes": "192x192",
        "type": "image/png"
    }]
}