{
  inputs = {
    nixpkgs.url = "nixpkgs/nixos-unstable";

    disko = {
      url = "github:nix-community/disko";
      inputs.nixpkgs.follows = "nixpkgs";
    };

    home-manager = {
      url = "github:nix-community/home-manager";
      inputs.nixpkgs.follows = "nixpkgs";
    };
  };

  outputs =
    {
      self,
      nixpkgs,
      disko,
      home-manager,
      ...
    }:
    let
      system = "x86_64-linux";
    in
    {
      nixosConfigurations.laptop = nixpkgs.lib.nixosSystem {
        inherit system;

        specialArgs = {
          disk = "/dev/disk/by-id/nvme-SAMSUNG_MZVLB256HBHQ-000H1_S4GNNX2RC66163";
        };

        modules = [
          disko.nixosModules.disko

          ./hosts/laptop/disko.nix
          ./hosts/laptop/configuration.nix

          home-manager.nixosModules.home-manager

          {
            home-manager.useGlobalPkgs = true;
            home-manager.useUserPackages = true;

            home-manager.users.river = import ./home;
          }
        ];
      };
    };
}