Nix

Install packages

sudo nix run nix-darwin/master#darwin-rebuild -- switch --flake ./nix-darwin#book or apply changes sudo darwin-rebuild switch --flake ./nix-darwin#book

Update

nix flake update

ZSH

echo "source ~/.config/.zsh/.zshrc" >> ~/.zshrc or overwrite ~/.zshrc with source ~/.config/.zsh/.zshrc