{
  lib,
  inputs,
  self,
  root,
  system,
}:
{
  overlays.custom = final: _prev: {
    alexion = import ./packages {
      pkgs = final;
      inherit root;
    };
  };

  packages.${system} =
    (import inputs.nixpkgs {
      inherit system;
      overlays = [ self.overlays.custom ];
    }).alexion;

  nixosConfigurations = import ../dotfiles {
    inherit
      inputs
      lib
      self
      ;
    root = root + "/configs/nixos";
  };

  formatter.${system} =
    (import ./formatter.nix {
      inherit inputs system;
    }).config.build.wrapper;

  apps.${system} = import ./apps.nix {
    inherit
      inputs
      lib
      system
      ;
    formatter = self.formatter.${system};
  };

}