#!/bin/bash echo "Upgrading nodeJS" sudo npm cache clean -f sudo npm install -g n sudo n stable sudo n latest echo "Installing yarn" curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add - echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list sudo apt update sudo apt install yarn ./build