{
  description = "Thor system configuration";

  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-21.11";
    home-manager.inputs.nixpkgs.follows = "nixpkgs";
    home-manager.url = "github:nix-community/home-manager/release-21.11";
    nixos-hardware.url = "github:NixOS/nixos-hardware";
    # nixos-hardware.inputs.nixpkgs.follows = "nixpkgs";
  };

  outputs = { self, nixpkgs, home-manager, nixos-hardware }:
    let
      system = "x86_64-linux";
      pkgs = import nixpkgs {
        inherit system;
        config = { allowUnfree = true; };
      };
      lib = nixpkgs.lib;
    in
    {
      nixosConfigurations = {
        thor = lib.nixosSystem {
          inherit system;

          modules = [
            nixos-hardware.nixosModules.common-cpu-amd
            nixos-hardware.nixosModules.common-pc-ssd
            ./configuration.nix
          ];
        };
      };
    };

}