setup-node.sh

curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
sudo apt-get update
sudo apt-get install -y nodejs build-essential gcc g++ make
# fixing npm permissions
mkdir ~/.npm-global
npm config set prefix '~/.npm-global'
# use the NPM_CONFIG_PREFIX=~/.npm-global if you don't want to modify the .bashrc
echo 'export PATH=~/.npm-global/bin:$PATH' >> ~/.bashrc
source ~/.bashrc

setup.sh

#!/usr/bin/env bash
curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
sudo apt-get update
sudo apt-get install -y nodejs build-essential gcc g++ make
# fixing npm permissions
mkdir ~/.npm-global
npm config set prefix '~/.npm-global'
# use the NPM_CONFIG_PREFIX=~/.npm-global if you don't want to modify the .bashrc
echo 'export PATH=~/.npm-global/bin:$PATH' >> ~/.bashrc
source ~/.bashrc

npm install -g pm2

# setup nginx
sudo apt-get install -y nginx
sudo ufw allow 'Nginx Full'
sudo ufw allow 'OpenSSH'
sudo ufw enable

# configure locale https://stackoverflow.com/questions/26337557/badvalue-invalid-or-no-user-locale-set-please-ensure-lang-and-or-lc-environme
sudo locale-gen en_US.UTF-8

How to use:

bash setup.sh