{ config, lib, pkgs, ... }: {

    options.sysconfig.docker.ollama.enable = with lib; mkOption {
        type = with types; bool;
        default = false;
    };

    config = lib.mkIf (config.sysconfig.docker.ollama.enable && config.sysconfig.docker.enable) {

        environment.systemPackages = with pkgs; [
            ollama
        ];

        virtualisation.oci-containers.containers.ollama = {
            image = "ollama/ollama:latest";

            # unstable, waiting for 26.05
            #pull = "newer";

            hostname = "ollama.local";

            ports = [
                "127.0.0.1:11434:11434"
            ];

            volumes = [
                "vol_ollama:/root/.ollama"
            ];

            extraOptions = lib.mkIf config.sysconfig.docker.nvidia [
                "--device=nvidia.com/gpu=all"
            ];

            environment = {
                OLLAMA_CONTEXT_LENGTH = lib.mkDefault "16000";
            };
        };
    };
}