Установите WebPack
npm install --save-dev webpack
# or specific version
npm install --save-dev webpack@<version>
Wicked Walrus
npm install --save-dev webpack
# or specific version
npm install --save-dev webpack@<version>npm install --save-dev webpack-merge
const { merge } = require('webpack-merge');npm install --save-dev webpack-dev-servernpm install webpackyarn add webpack --dev