{
  description = "Default NixOS Flake Configuration";

  inputs = {
    # The primary source for packages
    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11"; 
    
    # Optional: Unstable branch for things like Ollama or Hyprland
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
  };

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