{
  self,
  nixpkgs,
  utils,
  haskellNix,
} @ inputs:
utils.lib.eachDefaultSystem (
  system: let
    overlay = self: _: {
      hsPkgs = self.haskell-nix.project' rec {
        src = ./.;
        compiler-nix-name = "ghc944";
      };
    };
    pkgs = import nixpkgs {
      inherit system;
      overlays = [
        haskellNix.overlay
        overlay
      ];
    };
    flake = pkgs.hsPkgs.flake {};
  in {
    packages.default = flake.packages."skeleton-web:exe:site";
    apps.default = {
      type = "app";
      program = "${flake.packages."skeleton-web:exe:site"}/bin/site";
    };
    # Overwrite devShells being inported from haskell-nix
    devShells.default = pkgs.callPackage ./shell.nix {
      inherit (haskellNix.legacyPackages."${pkgs.system}") stylish-haskell;
    };
  }
)