{
  sources ? import ./nix/sources.nix,
  pkgs ?
    import sources.nixpkgs {
      overlays = map import [
        ./nix/overlays/disko.nix
        ./nix/packages/overlay.nix
      ];
    },
}:
pkgs.mkShell {
  name = "dotfiles";
  packages = with pkgs; [
    #
    # Just scripts
    #
    just
    jq

    #
    # XMonad
    #
    (haskellPackages.ghcWithPackages (self: [
      self.xmonad-contrib
      self.xmonad-extras
    ]))
    haskell-language-server
    cabal-install

    #
    # Installer testing
    #
    disko
  ];
}