installer le fil
npm install -g yarn
installer macos yarn
brew install yarn
yarn télécharger ubuntu
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
installer le fil
brew install yarn
yarn: commande introuvable
npm install --global yarn
yarn installer windows
npm install --global yarn