webpack.config.js

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

module.exports = {
    mode: 'development',
    entry: path.resolve(__dirname, './src/index.js'),
    module: {
        rules: [
            {
                test: /\.(js|jsx)$/,
                exclude: /node_modules/,
                use: [ 'babel-loader' ]
            }
        ]
    },
    resolve: {
        extensions: [ '*', '.js', '.jsx' ],
        alias: {
            react: path.resolve('./node_modules/react'),
            'react-dom': path.resolve('./node_modules/react-dom')
        }
    },
    output: {
        path: path.resolve(__dirname, "dist"),
        filename: 'index.js'
    },
    plugins: [
        new HtmlWebpackPlugin({
            template: path.resolve(__dirname, './index.html'),
            hash: true,
            inject: 'body',
            filename: '../dist/index.html'
        })
    ],
    devServer: {
        static: './',
        port: 5001
    }
};