{
    "name": "Phonebook",
    "short_name": "Phonebook",
    "start_url": "/",
    "background_color": "#6777ef",
    "description": "Digital Phonebook of PGCB",
    "display": "fullscreen",
    "theme_color": "#6777ef",
    "icons": [
        {
            "src": "/images/logo_r.png",
            "sizes": "512x512",
            "type": "image/png",
            "purpose": "any"
        }
    ]

}