webpack.config.js

const HtmlWebPackPlugin = require('html-webpack-plugin');
const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin;

module.exports = {
    module: {
        rules: [
            {
                test: /\.(js|jsx)$/,
                exclude: /node_modules/,
                use: [{ loader: 'babel-loader' }],
            },
            {
                test: /\.html$/,
                use: [{ loader: 'html-loader' }],
            },
            {
                test: /\.scss$/,
                use: [
                    "style-loader", // creates style nodes from JS strings
                    "css-loader", // translates CSS into CommonJS
                    "sass-loader" // compiles Sass to CSS, using Node Sass by default
                ]
            }
        ],
    },
    resolve: {
        extensions: ['.js', '.jsx'],
    },
    plugins: [
        new HtmlWebPackPlugin({
            template: './src/index.html',
            filename: './index.html',
        }),
        new BundleAnalyzerPlugin({
            analyzerMode: 'server',
            generateStatsFile: true,
            statsOptions: { source: false }
        })
    ],
};