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: 'bundle.js',
  },
  devServer: {
    static: {
      publicPath: '/build',
      directory: path.resolve(__dirname, 'build')
    },
    proxy: {
      '/': 'http://localhost:3000'
    },
  },
  // mode: process.env.NODE_ENV,
  module: {
    rules: [
      {
        test: /jsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env', '@babel/preset-react'],
            plugins: [ '@babel/plugin-transform-runtime',  '@babel/transform-async-to-generator' ,'@babel/plugin-syntax-jsx'],
          }
        }
      },
      {
        test: /\.(scss|css)$/i,
        use: ['style-loader', 'css-loader', 'sass-loader']
      },
      {
        test: /\.(png|jpg|gif|svg)$/i,
        type: 'asset/resource',
        exclude: /node_modules/
      },
    ]
  },
  resolve: {
    extensions: ['.js', '.jsx'],
  },
  plugins: [new HtmlWebPackPlugin({
    title: 'Development',
    template: './src/index.html'
  })]
}