My steps when installing WSL or nuking my old install and starting over.

newWSL.txt

# Download WSL
https://docs.microsoft.com/en-us/windows/wsl/install-win10

# Update new installation
sudo apt update && sudo apt -y full-upgrade

# Install additional packages
sudo apt install git zsh build-essential

# Make zsh default (close and reopen terminal)
chsh -s $(which zsh)

# Download fasd for slimzsh
https://github.com/clvv/fasd/zipball/1.0.1
make install

# Install slimzsh https://github.com/changs/slimzsh
git clone --recursive https://github.com/changs/slimzsh.git ~/.slimzsh
source "$HOME/.slimzsh/slim.zsh"

# Setup nodejs
curl -L https://git.io/n-install | bash