const webpack = require('webpack'); const middleware = require('webpack-dev-middleware'); const express = require('express'); const path = require('path'); const cors = require('cors'); const webpackConfig = require('./webpack.config.dev'); const compiler = webpack(webpackConfig); const app = express(); app.use(cors()); app.use('/', express.static(path.resolve(__dirname, '..'))); app.use(middleware(compiler, { publicPath: '/dist', writeToDisk: true })); module.exports = app.listen(3000, () => { console.log('Server is running on the port no. 3000'); });