{
  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; [
    python3
    pyright
    graphviz
  ];
}