`EcsPool.Modify`

[Delt06]

public static ref T Modify<T>([NotNull] this EcsPool<T> pool, int entity) where T : struct
{
#if DEBUG
            if (pool == null) throw new ArgumentNullException(nameof(pool));
#endif

            ref var component = ref pool.Get(entity);
            pool.GetWorld().GetUpdatesPool<T>().GetOrAdd(entity);
            return ref component;
}