webpack.config.js

const path = require('path');

const SRC_DIR = path.join(__dirname, '/client/src');
const DIST_DIR = path.join(__dirname, '/client/dist');

module.exports = {
  entry: `${SRC_DIR}/index.jsx`,
  output: {
    filename: 'bundle.js',
    path: DIST_DIR,
  },
  node: {
    __dirname: false,
    __filename: false
  },
  module: {
    rules: [
      {
        test: /\.jsx$/,
        exclude: /node_modules/,
        use: ['babel-loader'],
      },
      {
        test: /\.(png|jpg|gif)$/i,
        exclude: /node_modules/,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 8192,
              fallback: 'responsive-loader'
            }
          }
        ]
      },
      {
        test: /\.(png|jpg|gif)$/,
        use: [
          {
            loader: 'file-loader',
            options: {},
          },
        ],
      },
    ]
  },
};