webpack.config.js

var path = require('path');
var SRC_DIR = path.join(__dirname, '/client');
var DIST_DIR = path.join(__dirname, '/public/dist');

module.exports = {
  entry: `${SRC_DIR}/index.jsx`,
  output: {
    filename: 'bundle.js',
    path: DIST_DIR
  },
  module : {
    rules : [
      {
        test : /\.(js|jsx)$/,
        include : SRC_DIR,
        loader: 'babel-loader',
        options: {
          presets: ['@babel/react']
        }
      }, {
        test: /\.css$/i,
        exclude: /node_modules/,
        use: [
          'style-loader',
          {
            loader: 'css-loader',
            options: {
              modules: true,
            },
          },
        ],
      },
      {
        test: /\.svg$/,
        use: [
          {
            loader: 'babel-loader',
            options: {
              presets: [
                '@babel/preset-env',
                '@babel/preset-react',
              ],
            },
          },
          {
            loader: 'react-svg-loader',
            options: {
              jsx: true,
            },
          },
        ],
      },
    ]
  }
};