initialize npm with flag -y to sa yes to all options
npm init -y
install webpack in dev mode (-D)
npm i -D webpack webpack-cli
can be run without config file , compiles to dist
npx webpack
you can add scripts to package.json as shortcuts for commands e.g.
"build": "webpack"
"watch": "webpack --watch"
if we want to compile js ,even for older browser , or you need compatibility, use babel
npm i @babel/core @babel/preset-env babel-loader
webpack config file
webpack.config.js
install: npm i -D webpack-dev-server
webpack.config.js: devServer: { contentBase: './dist' }
package.json script: "start": "webpack serve"
npm i -D css-loader compile basic css
npm i -D style-loader compile and output inline css
npm i -D sass sass-loader compile scss files with styles
npm i -D mini-css-extract-plugin
npm i -D postcss postcss-loader postcss-preset-env