npm init -y init npm
npm i -D webpack webpack-cli webpack-dev-server install webpack and webpack live reload server
npm i -D babel-loader @babel/core @babel/preset-env mainly for interoperability between browsers
npm i -D css-loader mini-css-extract-plugin css support
npm i -D sass sass-loader scss loader
npm i -D postcss postcss-preset-env postcss-loader polyfills , interoperability between browsers
file .browserlistrc is for setting browser interoperability
npm i react react-dom adding react functionality
npm i -D @babel/preset-react transpile react jsx
npm i -D html-webpack-plugin for html file generation