{
"short_name": "Tracker",
"name": "Tracker",
"icons": [
{
"src": "https://via.placeholder.com/192",
"type": "image/png",
"sizes": "192x192"
},
{
"src": "https://via.placeholder.com/512",
"type": "image/png",
"sizes": "512x512"
}
],
"start_url": "/index.php",
"background_color": "#f4f4f9",
"theme_color": "#007bff",
"display": "standalone",
"orientation": "portrait"
}