webpack.config.js

const path = require('path');
const HTMLWebpackPlugin = require('html-webpack-plugin');
const {CleanWebpackPlugin} = require('clean-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');

module.exports = {
  context: path.resolve(__dirname, 'src'),
  mode: 'development',
  entry: {
    main: './index.js',
  },
  output: {
    filename: 'bundle.[contenthash].js',
    path: path.resolve(__dirname, 'dist'),
    publicPath: '/static/',
  },
  devServer: {
    port: 1445,
  },
  plugins: [
    new HTMLWebpackPlugin({
      template: './index.html',
      minify: {
        collapseWhitespace: true,
      },
    }),
    new CleanWebpackPlugin(),
    new MiniCssExtractPlugin({
      filename: '[name].[contenthash].css',
    }),
  ],
  module: {
    rules: [
      {
        test: /\.css$/,
        use: [
          {
            loader: MiniCssExtractPlugin.loader,
            options: {},
          },
          'css-loader',
        ],
      },
      {
        test: /\.m?js$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env'],
          },
        },
      },
      {
        test: /.(s[ac])ss$/i,
        use: ['sass-loader'],
      },
    ],
  },
};