cd /var/www/
sudo mkdir .nvm
sudo mkdir .npm
sudo chown www-data -R .nvm/ .npm/
cd ~
sudo su -s /bin/bash www-data
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.38.0/install.sh | bash
sudo nano /etc/bash.bashrc
export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh" # This loads nvm
sudo su -s /bin/bash www-data
nvm --version
which node