webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const CopyPlugin = require('copy-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const OptimizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin');

module.exports = {
  entry: {
    index: path.resolve(__dirname, 'src', 'index.js')
  },
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle-[contenthash].js'
  },
  optimization: {
    minimize: true
  },
  plugins: [
    new CleanWebpackPlugin(),
    new MiniCssExtractPlugin({
      filename: '[name]-[contenthash].css'
    }),
    new OptimizeCssAssetsPlugin({
      cssProcessorPluginOptions: {
        preset: ['default', { discardComments: { removeAll: true } }],
      }
    }),
    new HtmlWebpackPlugin({
      filename: 'index.html',
      template: path.resolve(__dirname, 'src', 'index.html')
    }),
    new CopyPlugin({
      patterns: [{
        from: './src/faviocn.svg',
        to: './faviocn.svg'
      }]
    }),
  ],
  devServer: {
    host: '0.0.0.0',
  },
  module: {
    rules: [{
      test: /\.css$/i,
      use: [MiniCssExtractPlugin.loader, 'css-loader']
    }, {
      test: /\.(mp4|jpe?g|png|gif|svg)$/i,
      use: [{
        loader: 'file-loader'
      }]
    }]
  }
};