let 
  nixpkgs = builtins.fetchTarball "https://github.com/nixos/nixpkgs/archive/nixos-unstable.tar.gz";
  pkgs = import nixpkgs { };
  hugo-theme = builtins.fetchTarball {
    url = "https://github.com/panr/hugo-theme-terminal/archive/refs/tags/v4.2.3.tar.gz";
    name  = "hugo-theme-terminal";
    sha256 = "10n1frbm1qvwyq5gz7hfdz4aapkzbamgpbwk1941ajm5axbb53hm";
  };
in
  pkgs.mkShellNoCC {
    packages = [
      pkgs.hugo
      pkgs.just
    ];
  
    shellHook = ''
      mkdir -p themes
      ln -snf "${hugo-theme}" themes/default
    '';
  }