{...}: {
  services.syncthing = {
    enable = true;
    settings.folders = {
      game-data = {
        devices = ["quasar"];
        path = "~/游戏/data";
        type = "receiveonly";
      };
      game-save = {
        devices = ["quasar"];
        path = "~/游戏/save";
      };
    };
  };
}