This project uses the Pug(Jade) for HTML, Sass for CSS, SMACSS structure with additions, Gulp - the streaming build system, Babel is a JavaScript compiler.
Install Node.js v10
# Install global packages such as gulp-cli pug-cli babel-cli jshint eslint if needed
$ npm run install-global
# Install all dependencies listed in package.json
$ npm install or yarn
# If you want to check and update version of package dependencies install npm-check-updates [optional]
$ npm install -g npm-check-updates