{
  description = "lt-dotfiles"; 

  inputs = {
    # Use `github:NixOS/nixpkgs/nixpkgs-26.05-darwin` to use Nixpkgs 26.05. 
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-26.05-darwin"; 
    
    # Use `github:nix-darwin/nix-darwin/nix-darwin-26.05` to use Nixpkgs 26.05. 
    nix-darwin.url = "github:nix-darwin/nix-darwin/nix-darwin-26.05"; 
    nix-darwin.inputs.nixpkgs.follows = "nixpkgs";

    home-manager.url = "github:nix-community/home-manager/release-26.05";
    home-manager.inputs.nixpkgs.follows = "nixpkgs";    
  
    nix-homebrew.url = "github:zhaofengli/nix-homebrew";
  }; 

  outputs = inputs@{ self, nix-darwin, nixpkgs, nix-homebrew, home-manager }: {
    darwinConfigurations."lt-mbp" = nix-darwin.lib.darwinSystem {
      modules = [ 
        ./configuration.nix
	nix-homebrew.darwinModules.nix-homebrew
        home-manager.darwinModules.home-manager
	{
	  home-manager.backupFileExtension = "backup";
          home-manager.useGlobalPkgs = true;
	  home-manager.useUserPackages = true;
          home-manager.users.laptran = import ./home.nix;
	}
      ];
    };
  };
}