{
  description = "NixOS configuration";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nix-easyroam = {
      url = "github:0x5a4/nix-easyroam";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    nixvim = {
      url = "github:nix-community/nixvim";
    };
    nixcord = {
      url = "github:FlameFlag/nixcord";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    stylix = {
      url = "github:nix-community/stylix";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    late-sh = {
      url = "github:mpiorowski/late-sh";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    lanzaboote = {
      url = "github:nix-community/lanzaboote/v1.1.0";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    inputs@{
      nixpkgs,
      home-manager,
      nix-easyroam,
      stylix,
      nixvim,
      lanzaboote,
      ...
    }:
    {
      nixosConfigurations.seele = nixpkgs.lib.nixosSystem {
        modules = [
          ./easyroam.nix
          ./configuration.nix
          ./nixvim/nixvim.nix
          nix-easyroam.nixosModules.nix-easyroam
          stylix.nixosModules.stylix
          nixvim.nixosModules.nixvim
          home-manager.nixosModules.home-manager
          {
            home-manager.users.lucy = ./home/home.nix;
            home-manager.useUserPackages = true;
            home-manager.useGlobalPkgs = true;
            home-manager.extraSpecialArgs = { inherit inputs; };
          }
          ({ lib, ... }: {
            networking.hostName = lib.mkForce "seele";
            imports = [
              ./hardware-configuration-laptop.nix
            ];

          })

        ];
      };
      nixosConfigurations.nerv = nixpkgs.lib.nixosSystem {
        modules = [
          ./configuration.nix
          ./nixvim/nixvim.nix
          lanzaboote.nixosModules.lanzaboote
          nix-easyroam.nixosModules.nix-easyroam
          stylix.nixosModules.stylix
          nixvim.nixosModules.nixvim
          home-manager.nixosModules.home-manager
          {
            home-manager.users.lucy = ./home/home.nix;
            home-manager.useUserPackages = true;
            home-manager.useGlobalPkgs = true;
            home-manager.extraSpecialArgs = { inherit inputs; };
          }

          ({ pkgs, lib, ... }: {
            imports = [
              ./hardware-configuration-desktop.nix
            ];
            networking.hostName = lib.mkForce "nerv";
            environment.systemPackages = [
              # For debugging and troubleshooting Secure Boot.
              pkgs.sbctl
            ];
            boot.loader.systemd-boot.enable = lib.mkForce false;

            boot.lanzaboote = {
              enable = true;
              pkiBundle = "/var/lib/sbctl";
            };
          })
        ];
      };
    };
}