Install Nodejs and Yarn on Armbian

# Add repo and GPG key
#curl -sL https://deb.nodesource.com/setup_8.x | sudo -E bash -
#curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash -
curl -sL https://deb.nodesource.com/setup_11.x | sudo -E bash -


# install Node
sudo apt install -y nodejs

# install build tools for native addons (optional - gcc, g++, make etc.)
sudo apt install -y build-essential

# install Yarn package manager
curl -sL 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