On Ubuntu 16.04 LTS, npm and node install instructions can be found on this page: https://by-example.org/install-node-js-4-3-lts-on-ubuntu-16-04-xenial-xerus-lts/
# install with npm
npm install
# build for production
npm run build:webpackgo to [http://0.0.0.0/public] (http://0.0.0.0/public) or http://localhost/public to view the site in the browser
go to [http://0.0.0.0:4444] (http://0.0.0.0:4444) or http://localhost:4444 to view the site in the browser