manifest.json

{
    "name": "Vue-HN Fourth Edition",
    "short_name": "Vue HN",
    "icons": [{
        "src": "/public/logo-120.png",
        "sizes": "120x120",
        "type": "image/png"
        }, {
          "src": "/public/logo-144.png",
          "sizes": "144x144",
          "type": "image/png"
        }, {
          "src": "/public/logo-152.png",
          "sizes": "152x152",
          "type": "image/png"
        }, {
          "src": "/public/logo-192.png",
          "sizes": "192x192",
          "type": "image/png"
        },{
          "src": "/public/logo-384.png",
          "sizes": "384x384",
          "type": "image/png"
        }
    ],
    "start_url": "/",
    "background_color": "#f2f3f5",
    "display": "standalone",
    "theme_color": "#4c8"
}