webpack.config.js

const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const CopyWebpackPlugin = require('copy-webpack-plugin');

module.exports = {
    entry: {
        index: './src/index.js',
        component: './src/component.js'
    },
    output: {
        path: path.resolve(__dirname, 'dist'),
        filename: '[name].js',
    },
    module: {
        rules: [
            {
                test: /\.(js|jsx)$/,
                exclude: /(node_modules|build)/,
                use: {
                    loader: 'babel-loader'
                }
            },
            {
                test: /(.scss|.css)$/,
                use: [
                    MiniCssExtractPlugin.loader,
                    {
                        loader: 'css-loader',
                        options: {
                            sourceMap: true,
                        }
                    },
                    {
                        loader: 'sass-loader',
                        options: {
                            sourceMap: true
                        }
                    }
                ]
            },
            {
                test: /\.svg$/,
                use: ['@svgr/webpack'],
            },
            {
                test: /\.(gif|png|jpe?g)$/i,
                use: [
                    'file-loader'
                ]
            }
        ]
    },
    plugins: [
        new MiniCssExtractPlugin(),
        new HtmlWebpackPlugin({template: './src/index.html'}),
        new CopyWebpackPlugin([
            {from: 'src/public'}
        ])
    ]
}