{
  config,
  pkgs,
  ...
}: let
  rebuild =
    pkgs.writeShellScriptBin ".nixos-rebuild"
    ''
      set -e
      pushd ~/.nixos/
      ${pkgs.alejandra}/bin/alejandra . &>/dev/null
      ${pkgs.git}/bin/git diff -U0
      echo "NixOS Rebuilding..."
      ${pkgs.unstable.nh}/bin/nh os switch ~/.nixos
      gen=$(nix-env --list-generations | ${pkgs.gnugrep}/bin/grep current)
      ${pkgs.git}/bin/git commit --no-gpg-sign -am "$gen"
      popd
    '';
in {
  environment.systemPackages = [
    pkgs.bash
    rebuild
  ];
}