{
  description = "NixOS config";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-24.05";
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs = { nixpkgs, nixpkgs-stable, home-manager, ... }@inputs:
    let
      system = "x86_64-linux";
      pkgs = nixpkgs.legacyPackages.${system};
      pkgs-stable = nixpkgs-stable.legacyPackages.${system};
    in {
      nixosConfigurations.nixos = nixpkgs.lib.nixosSystem {
        inherit system;
        specialArgs = {
          inherit pkgs-stable;
        };
        modules = [ system/configuration.nix ];
      };
      homeConfigurations.ahnwuoa = home-manager.lib.homeManagerConfiguration {
        inherit pkgs;
        extraSpecialArgs = rec {
          inherit pkgs-stable;
          username = "ahnwuoa";
          homeDirectory = "/home/${username}";
        };
        modules = [ ./user ];
      };
    };
}