debian install node js
# Install Node.js 16
sudo apt install curl -y
curl -sL https://deb.nodesource.com/setup_16.x | sudo bash -
sudo apt install nodejs -y
# If NPM didn't get installed
sudo apt install npm -y
# For another node version use
curl -sL https://deb.nodesource.com/setup_<version>.x | sudo bash -