{
  description = "Lavitz Configuration";

  inputs = {
    nixpkgs.url = "github:nixos/nixpkgs/nixos-25.11";
    nixpkgs-unstable.url = "github:nixos/nixpkgs/nixos-unstable";

    home-manager = {
      url = "github:nix-community/home-manager/release-25.11";
      inputs.nixpkgs.follows = "nixpkgs";
    };
    cosmic-manager = {
      url = "github:HeitorAugustoLN/cosmic-manager";
      inputs = {
        nixpkgs.follows = "nixpkgs";
        home-manager.follows = "home-manager";
      };
    };
  };

  outputs = { self, nixpkgs, nixpkgs-unstable, home-manager, ... }@inputs:
    let
      settings = import ./settings.nix;
      system = "x86_64-linux";
      overlay-unstable = final: prev: {
        unstable = import nixpkgs-unstable {
          inherit system;
          config.allowUnfree = true;
        };
      };
    in {
    nixosConfigurations."${settings.hostname}" = nixpkgs.lib.nixosSystem {
      inherit system;
      specialArgs = { inherit inputs; };
      modules = [
        ({ config, pkgs, ... }: { nixpkgs.overlays = [ overlay-unstable ]; })
        ./configuration.nix
        home-manager.nixosModules.home-manager
      ];
    };
  };
}