{
  description = "Default NixOS Flake Configuration";

  inputs = {
    # The primary source for packages
    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";

    home-manager = {
      url = "github:nix-community/home-manager/release-25.11";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    
    # Optional: Unstable branch for things like Ollama or Hyprland
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
  };

  outputs = { self, nixpkgs, nixpkgs-unstable, home-manager, ... }@inputs: {
    nixosConfigurations."alien" = nixpkgs.lib.nixosSystem {
      specialArgs = { inherit inputs; };
      modules = [
        ./configuration.nix
        home-manager.nixosModules.home-manager
      ];
    };
  };
}