webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');

module.exports = {
  entry: './src/index.js',
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'index_bundle.js',
  },
  mode: process.env.NODE_ENV,
  devServer: {
    publicPath: '/',
    proxy: {
      '/api/**': 'http://localhost:3000',
    },
  },
  module: {
    rules: [
      {
        test: /\.jsx?/,
        exclude: /(node_modules)/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env', '@babel/preset-react'],
            plugins: ['@babel/plugin-transform-runtime'],
          },
        },
      },
      {
        test: /\.s?css/,
        use: ['style-loader', 'css-loader', 'sass-loader'],
      },
      {
        test: /\.(woff(2)?|ttf|eot|svg)(\?v=\d+\.\d+\.\d+)?$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'fonts/'
            }
          }
        ]
      }
    ],
  },
  mode: 'development',
  plugins: [
    new HtmlWebpackPlugin({
      template: 'src/index.html',
    }),
  ],
  resolve: {
    extensions: ['.js', '.jsx'],
  },
};