public void Startup(IRenderer renderer)
        {
            _renderer = renderer ?? throw new ArgumentNullException(nameof(renderer));

            EntityDictionary.AddTypesFromAssembly <BaseEntity>(typeof(ClientEntities).Assembly);
        }
 public void Startup()
 {
     EntityDictionary.AddTypesFromAssembly <BaseEntity>(typeof(ServerEntities).Assembly);
 }