{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
    nixpkgs-unstable.url = "github:NixOS/nixpkgs/nixos-unstable";
    home-manager.url = "github:nix-community/home-manager/release-25.05";
    nixos-hardware.url = "github:NixOS/nixos-hardware";
  };

  outputs = inputs @ { self, nixpkgs, nixpkgs-unstable, ... }: {
    nixosConfigurations.affogato = nixpkgs.lib.nixosSystem {
      system = "x86_64-linux";
      modules = [
        ./hosts/affogato
      ];
      specialArgs = { inherit inputs; };
    };
    nixosConfigurations.nixos-unstable = nixpkgs-unstable.lib.nixosSystem {
      modules = [
        ./hosts/nixos-unstable
      ];
    };
  };
}