niksos/options/common/nix.nix

{
    config,
    pkgs,
    ...
}: {
    nix = {
        package = pkgs.nixVersions.latest;
        settings = {
            experimental-features = [
                "flakes"
                "nix-command"
            ];
            trusted-users = [
                "root"
                config.myOptions.other.system.username
            ];
            auto-optimise-store = true;
            keep-outputs = true;
            keep-derivations = true;
        };
    };
}