Minimum webpack 4 dev server

DEPS.md

Install deps

npm init
npm i --save-dev webpack webpack-cli webpack-dev-server

GETTING_STARTED.md

Getting started

npm run start:dev

Open http://localhost:8080/

License

MIT

index.html

<script src="/bundle.js"></script>

webpack.config.js

const webpack = require("webpack");
const path = require("path");

module.exports = {
  context: path.resolve(__dirname, "src"),
  entry: "./index.js",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "bundle.js"
  },
  plugins: [
    new webpack.DefinePlugin({
      "process.env.NODE_ENV": JSON.stringify(process.env.NODE_ENV)
    })
  ]
};