include AnswerVariants when getting questions by surveyid

SurveyLib.Infrastructure.EFCore/Repositories/QuestionRepository.cs

@@ -44,6 +44,6 @@ public class QuestionRepository : IQuestionRepository
 
     public async Task<IEnumerable<QuestionBase>> GetQuestionsBySurveyId(int surveyId)
     {
-        return await _context.Questions.Where(q => q.SurveyId == surveyId).ToListAsync();
+        return await _context.Questions.Include(q => q.AnswerVariants).Where(q => q.SurveyId == surveyId).ToListAsync();
     }
 }