{
  inputs = {
    # This is pointing to an unstable release.
    # If you prefer a stable release instead, you can this to the latest number shown here: https://nixos.org/download
    # i.e. nixos-24.11
    # Use `nix flake update` to update the flake to the latest revision of the chosen release channel.
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  };
  outputs =
    inputs@{ self, nixpkgs, ... }:
    let
      system = "x86_64-linux";
      pkgs = import nixpkgs { inherit system; };
    in
    {
      nixosConfigurations.chromatic-aberration = nixpkgs.lib.nixosSystem {
        modules = [ ./configuration.nix ];
      };
      formatter.${system} = pkgs.nixfmt-tree;
    };
}