{ inputs, ... }:
{
  perSystem =
    { pkgs, ... }:
    let
      treefmtEval = inputs.treefmt-nix.lib.evalModule pkgs {
        projectRootFile = "flake.nix";
        programs = {
          nixfmt.enable = true;
          deadnix.enable = true;
        };
      };
    in
    {
      formatter = treefmtEval.config.build.wrapper;
    };
}