niksos/options/common/nix.nix

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