1. nvm 설치

curl -o- <https://raw.githubusercontent.com/nvm-sh/nvm/v0.37.2/install.sh> | bash

vi ~/.zshrc

export NVM_DIR="$HOME/.nvm"
[ -s "$NVM_DIR/nvm.sh" ] && \\. "$NVM_DIR/nvm.sh"  # This loads nvm
[ -s "$NVM_DIR/bash_completion" ] && \\. "$NVM_DIR/bash_completion"  # This loads nvm bash_completion

source ~/.zshrc

nvm -v

2. nodeJS 설치

nvm install --lts

node -v
npm -v

3. yarn 설치

npm i -g yarn

yarn -v