{ config, lib, ... }: let

    hostPort = 9000;

    subdomain = "portainer";

    name = "portainer";

in {

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

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

        networking.firewall.interfaces = {
            "ve-traefik" = {
                allowedTCPPorts = [ hostPort ];
            };
        };

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

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

            hostname = "${subdomain}.esotericbytes.com";

            networks = [
                "docker-main"
            ];

            labels = {
                "traefik.enable" = "true";
                "traefik.http.routers.${name}.entrypoints" = "localsecure";
                "traefik.http.routers.${name}.rule" = "Host(`${subdomain}.esotericbytes.com`)";
                "traefik.http.routers.${name}.service" = "${name}";
                "traefik.http.routers.${name}.tls.certResolver" = "cloudflare";
                
                #"traefik.http.services.${name}.loadbalancer.server.url" = "http://192.168.100.10:${builtins.toString hostPort}";
                "traefik.http.services.${name}.loadbalancer.server.port" = "9000";
            };

            ports = [
                "127.0.0.1:8000:8000"
                "${builtins.toString hostPort}:9000"
            ];

            volumes = [
                "vol_portainer:/data"
                "/run/docker.sock:/var/run/docker.sock"
            ];
        };
    };
}