manifest.js

var WebpackPwaManifest = require('webpack-pwa-manifest')
var path = require("path");

// .mimetype: application/manifest+json - .webmanifest 
exports.pwaManifest = new WebpackPwaManifest({
    filename: "manifest.webmanifest",
    short_name: "legends",
    name: "legends.github.io",
    description: "work biography & experience",
    start_url: "index.html",
    background_color: "#00ACC1",
    Theme_color: "#00ACC1",
    display: "fullscreen",
    icons: [
        {
            src: path.resolve('src/icons/icon.png'),
            sizes: [192, 512] // multiple sizes: 96, 128, 192, 256, 384, 512
        }
    ],
});