main
 1{
 2  inputs,
 3  lib,
 4  ...
 5}: {
 6  den.aspects.core.nix.nixpkgs = lib.genAttrs ["nixos" "darwin" "homeManager"] (name: {
 7    nixpkgs = {
 8      config.allowUnfree = true;
 9      overlays = [
10        (final: prev: {
11          nur = import inputs.nur {
12            nurpkgs = prev;
13            pkgs = prev;
14            repoOverrides = {
15              hpcesia = import inputs.nur-hpcesia {pkgs = prev;};
16            };
17          };
18        })
19      ];
20    };
21  });
22}