add all docs

SurveyBackend/SurveyBackend.API/Mappers/AuthMapper.cs

@@ -3,8 +3,16 @@ using SurveyBackend.DTOs;
 
 namespace SurveyBackend.Mappers;
 
+/// <summary>
+/// Маппер всего связанного с авторизацией
+/// </summary>
 public static class AuthMapper
 {
+    /// <summary>
+    /// Перегнать схему регистрации в нового юзера
+    /// </summary>
+    /// <param name="dto"></param>
+    /// <returns></returns>
     public static User UserRegistrationToModel(UserRegistrationDto dto) => new User
     {
         Email = dto.Email,

SurveyBackend/SurveyBackend.API/Mappers/QuestionMapper.cs

@@ -5,8 +5,18 @@ using SurveyLib.Core.Models.QuestionVariants;
 
 namespace SurveyBackend.Mappers;
 
+/// <summary>
+/// Маппер всего про вопросы
+/// </summary>
 public static class QuestionMapper
 {
+    /// <summary>
+    /// Создание вопроса в модель
+    /// </summary>
+    /// <param name="dto"></param>
+    /// <param name="surveyId"></param>
+    /// <returns></returns>
+    /// <exception cref="BadRequestException"></exception>
     public static QuestionBase QuestionCreationToModel(CreateQuestionDto dto, int surveyId)
     {
         return dto.QuestionType.ToLower() switch
@@ -32,6 +42,11 @@ public static class QuestionMapper
         };
     }
 
+    /// <summary>
+    /// Модель в выходную схему
+    /// </summary>
+    /// <param name="question"></param>
+    /// <returns></returns>
     public static OutputQuestionDto ModelToQuestionDto(QuestionBase question)
     {
         var withAnswerVariants = question.GetType() != typeof(TextQuestion);

SurveyBackend/SurveyBackend.API/Mappers/SurveyMapper.cs

@@ -3,8 +3,17 @@ using SurveyLib.Core.Models;
 
 namespace SurveyBackend.Mappers;
 
+/// <summary>
+/// Маппер всего про опросы
+/// </summary>
 public static class SurveyMapper
 {
+    /// <summary>
+    /// Схема создания в модель
+    /// </summary>
+    /// <param name="dto"></param>
+    /// <param name="userId"></param>
+    /// <returns></returns>
     public static Survey CreateDtoToModel(CreateSurveyDto dto, int userId)
     {
         return new Survey
@@ -15,6 +24,11 @@ public static class SurveyMapper
         };
     }
 
+    /// <summary>
+    /// Модель в выходную схему
+    /// </summary>
+    /// <param name="survey"></param>
+    /// <returns></returns>
     public static OutputSurveyDto ModelToOutputDto(Survey survey)
     {
         return new OutputSurveyDto