✅ validation question

   public CreateReviewCommandValidator()
    {
        RuleFor(x => x.CenterId)
            .NotEmpty().WithMessage("{PropertyName} must be provided.")
            .MustAsync(CenterExist).WithMessage("Center with that id doesn't exist.");
    
    }
    
    private async Task<bool> CenterExist(int centerId, CancellationToken cancellationToken)
    {
        return await _dbContext.Centers
            .AnyAsync(x => x.Id == centerId, cancellationToken: cancellationToken);
    }