{lib, ...} @ specyArgs: let
  inherit (lib.attrsets) removeAttrs;
  hostConfig = {
    tree,
    modulesPath,
    ...
  }: {
    imports =
      [
        (modulesPath + "/profiles/qemu-guest.nix")
      ]
      ++ (with tree.nixos; [
        container-host
        microvm-host
      ])
      ++ (with tree.nixos.profiles; [
        server
      ])
      ++ (with tree.nixos.hardware; [
        oracle_flex
      ])
      ++ (with tree.nixos.servers; [
        weechat
        #matrix
        postgres
        web
      ]);

    # TODO: Add config.microvm.stateDir to backup schedule?
    # TODO: figure out updateFlake?
    microvm = {
      host.enable = true;
      vms = {
        syncthing = {
          autostart = true;
          specialArgs = removeAttrs specyArgs ["config" "pkgs" "lib"];
          config = {
            imports = [
              tree.nixos.servers.syncthing
            ];
            services = {
              syncthing = {
                enable = true;
              };
            };
          };
          restartIfChanged = true;
        };
      };
    };

    system.stateVersion = "23.11";
  };
in {
  arch = "aarch64";
  deploy.hostname = "daiyousei.inskip.me";
  type = "NixOS";
  modules = [
    hostConfig
  ];
}