{
  config,
  lib,
  pkgs,
  ...
}:
{
  imports = [
    ../common.nix
    ../zsh.nix
    ./hardware-configuration.nix
    ./backup.nix
    ./rclone.nix
    ./postgres.nix
    ./wireguard.nix
    ./adguard.nix
    ./hedgedoc.nix
    ./miniflux.nix
    ./redlib.nix
    ./vaultwarden.nix
    ./wireguard.nix
    ./grafana.nix
    ./conduwuit.nix
    ./immich.nix
    ./element.nix
    ./attic.nix
    ./forgejo.nix
  ];

  sops.age.keyFile = "/root/.config/sops/age/keys.txt";
  sops.secrets = {
    "borg/rsyncnet" = {
      sopsFile = ../../secrets/borg/chunk.yaml;
    };
    "services/ntfy" = {
      sopsFile = ../../secrets/services/ntfy.yaml;
    };
    "rclone/config" = {
      sopsFile = ../../secrets/rclone.yaml;
    };
    "vaultwarden/env" = {
      sopsFile = ../../secrets/services/vaultwarden.yaml;
    };
    "caddy/env" = {
      sopsFile = ../../secrets/services/caddy.yaml;
    };
    "hedgedoc/env" = {
      sopsFile = ../../secrets/services/hedgedoc.yaml;
    };
    "wireguard/private" = {
      sopsFile = ../../secrets/wireguard/chunk.yaml;
    };
    "wireguard/psk-yt" = {
      sopsFile = ../../secrets/wireguard/chunk.yaml;
    };
    "wireguard/psk-phone" = {
      sopsFile = ../../secrets/wireguard/chunk.yaml;
    };
    "miniflux/env" = {
      sopsFile = ../../secrets/services/miniflux.yaml;
    };
    "rsyncnet/id_ed25519" = {
      sopsFile = ../../secrets/zh5061/chunk.yaml;
    };
    "attic/env" = {
      sopsFile = ../../secrets/services/attic.yaml;
    };
  };

  boot.loader.grub.enable = true;
  boot.loader.grub.device = "/dev/vda";

  system.stateVersion = "24.05";

  # network stuff

  networking.hostName = "chunk";
  networking.networkmanager.enable = true;
  networking.firewall = {
    enable = true;
    allowedTCPPorts = [
      22
      80
      443
      53
      853
    ];
    allowedUDPPorts = [
      443
      51820
      53
      853
    ]; # 51820 is wireguard
    trustedInterfaces = [ "wg0" ];
  };
  networking.interfaces.ens18 = {
    ipv6.addresses = [
      {
        address = "2a0f:85c1:840:2bfb::1";
        prefixLength = 64;
      }
    ];
    ipv4.addresses = [
      {
        address = "31.59.129.225";
        prefixLength = 24;
      }
    ];
  };
  networking.defaultGateway6 = {
    address = "2a0f:85c1:840::1";
    interface = "ens18";
  };
  networking.defaultGateway = {
    address = "31.59.129.1";
    interface = "ens18";
  };

  i18n.defaultLocale = "en_US.UTF-8";
  console = {
    font = "Lat2-Terminus16";
    useXkbConfig = true;
  };

  users.users.yt = {
    extraGroups = [
      "wheel"
      "networkmanager"
      "podman"
    ];
    openssh.authorizedKeys.keys = [
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPdhAQYy0+vS+QmyCd0MAbqbgzyMGcsuuFyf6kg2yKge yt@ytlinux"
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINyn2+OoRN4nExti+vFQ1NHEZip0slAoCH9C5/FzvgZD yt@ytnix"
    ];
  };
  users.users.root.openssh.authorizedKeys.keys = [
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPdhAQYy0+vS+QmyCd0MAbqbgzyMGcsuuFyf6kg2yKge yt@ytlinux"
    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINyn2+OoRN4nExti+vFQ1NHEZip0slAoCH9C5/FzvgZD yt@ytnix"
  ];
  # for forgejo
  users.users.git = {
    isSystemUser = true;
    group = "git";
  };
  users.groups.git = {};

  environment.systemPackages = with pkgs; [
    vim
    wget
    curl
    tree
    tmux
    file
    sops
    attic-server
  ];

  environment.variables = {
    EDITOR = "nvim";
    VISUAL = "nvim";
  };

  services.openssh = {
    enable = true;
    settings.PasswordAuthentication = false;
  };

  security.sudo.enable = true;
  security.sudo.wheelNeedsPassword = false;

  programs.gnupg.agent.enable = true;
  programs.git.enable = true;

  services.caddy = {
    enable = true;
    configFile = ./Caddyfile;
    environmentFile = config.sops.secrets."caddy/env".path;
    logFormat = lib.mkForce "level INFO";
  };

  # container stuff
  virtualisation.containers.enable = true;
  virtualisation.podman = {
    enable = true;
    # create 'docker' alias for podman, to use as
    # drop-in replacement
    dockerCompat = true;
    defaultNetwork.settings = {
      dns_enabled = true;
      ipv6_enabled = true;
    };
  };
  virtualisation.oci-containers.backend = "podman";
}