{ inputs, lib, ... }: let system = "x86_64-linux"; overlays = builtins.attrValues inputs.self.overlays; config.allowUnfreePredicate = pkg: builtins.elem (lib.getName pkg) [ "steam-unwrapped" ]; pkgs = import inputs.nixpkgs { inherit system overlays config; }; in { # Example vm configuration flake.nixosConfigurations.vm = lib.nixosSystem { inherit pkgs; modules = [ inputs.self.nixosModules.default ../example-vm # import vm configuration { nix.registry.nixpkgs.flake = inputs.nixpkgs; } ]; }; }