data loss fix

internal/web_server/handlers/questions.go

@@ -753,7 +753,7 @@ func (h *Handler) GetQuestionSetsByType(c *fiber.Ctx) error {
 		})
 	}
 
-	var setResponses []questionSetRes
+	setResponses := make([]questionSetRes, 0, len(sets))
 	for _, s := range sets {
 		setResponses = append(setResponses, questionSetRes{
 			ID:               s.ID,
@@ -775,6 +775,8 @@ func (h *Handler) GetQuestionSetsByType(c *fiber.Ctx) error {
 
 	return c.JSON(domain.Response{
 		Message: "Question sets retrieved successfully",
+		Success: true,
+		StatusCode: fiber.StatusOK,
 		Data: listQuestionSetsRes{
 			QuestionSets: setResponses,
 			TotalCount:   totalCount,