diff --git a/AsbCloudApp/Data/Subsystems/SubsystemActiveWellStatDto.cs b/AsbCloudApp/Data/Subsystems/SubsystemActiveWellStatDto.cs
index 2b62f171..2aee1d7f 100644
--- a/AsbCloudApp/Data/Subsystems/SubsystemActiveWellStatDto.cs
+++ b/AsbCloudApp/Data/Subsystems/SubsystemActiveWellStatDto.cs
@@ -10,7 +10,7 @@ namespace AsbCloudApp.Data.Subsystems
         /// <summary>
         /// Активная скважина
         /// </summary>
-        public WellDto Well { get; set; }        
+        public WellDto Well { get; set; } = null!;
         /// <summary>
         /// Наработки подсистемы АКБ
         /// </summary>
diff --git a/AsbCloudApp/Repositories/IFileStorageRepository.cs b/AsbCloudApp/Repositories/IFileStorageRepository.cs
index 0d867db0..6118cc7a 100644
--- a/AsbCloudApp/Repositories/IFileStorageRepository.cs
+++ b/AsbCloudApp/Repositories/IFileStorageRepository.cs
@@ -51,7 +51,6 @@ namespace AsbCloudApp.Repositories
         /// <summary>
         /// Вывод списка всех файлов из базы, для которых нет файла на диске
         /// </summary>
-        /// <param name="idWell"></param>
         /// <param name="files"></param>
         /// <returns></returns>
         IEnumerable<FileInfoDto> GetListFilesNotDisc(IEnumerable<FileInfoDto> files);
diff --git a/AsbCloudApp/Services/FileService.cs b/AsbCloudApp/Services/FileService.cs
index 3ba250aa..9b7ca156 100644
--- a/AsbCloudApp/Services/FileService.cs
+++ b/AsbCloudApp/Services/FileService.cs
@@ -165,15 +165,6 @@ namespace AsbCloudApp.Services
         public async Task<IEnumerable<FileInfoDto>> GetInfoByIdsAsync(IEnumerable<int> idsFile, CancellationToken token)
         {
             var result = await fileRepository.GetInfoByIdsAsync(idsFile, token).ConfigureAwait(false);
-
-            foreach (var entity in result)
-            {
-                
-                var ext = Path.GetExtension(entity.Name);
-                var relativePath = GetUrl(entity.IdWell, entity.IdCategory, entity.Id, ext);
-                var fullPath = Path.GetFullPath(relativePath);
-            }
-
             return result;
         }
 
diff --git a/AsbCloudApp/Services/IAuthService.cs b/AsbCloudApp/Services/IAuthService.cs
index 80e9e3d7..93d14124 100644
--- a/AsbCloudApp/Services/IAuthService.cs
+++ b/AsbCloudApp/Services/IAuthService.cs
@@ -5,6 +5,7 @@ using System.Threading.Tasks;
 
 namespace AsbCloudApp.Services
 {
+#nullable enable
     /// <summary>
     /// Сервис авторизации
     /// </summary>
@@ -33,13 +34,14 @@ namespace AsbCloudApp.Services
         /// <param name="password"></param>
         /// <param name="token">токен отмены задачи</param>
         /// <returns></returns>
-        Task<UserTokenDto> LoginAsync(string login,
+        Task<UserTokenDto?> LoginAsync(string login,
             string password, CancellationToken token = default);
 
         /// <summary>
         /// Обновление токена авторизации
         /// </summary>
-        /// <param name="user"></param>
+        /// <param name="identity"></param>
+        /// <param name="token"></param>
         /// <returns></returns>
         Task<UserTokenDto?> RefreshAsync(ClaimsPrincipal identity,
             CancellationToken token);
@@ -51,4 +53,5 @@ namespace AsbCloudApp.Services
         /// <returns></returns>
         int Register(UserRegistrationDto userDto);
     }
+#nullable disable
 }
\ No newline at end of file
diff --git a/AsbCloudApp/Services/IFileCategoryService.cs b/AsbCloudApp/Services/IFileCategoryService.cs
index 70441331..91ca05a7 100644
--- a/AsbCloudApp/Services/IFileCategoryService.cs
+++ b/AsbCloudApp/Services/IFileCategoryService.cs
@@ -10,6 +10,12 @@ namespace AsbCloudApp.Services
     /// </summary>
     public interface IFileCategoryService
     {
+        /// <summary>
+        /// Получить категории файлов
+        /// </summary>
+        /// <param name="id"></param>
+        /// <param name="token"></param>
+        /// <returns></returns>
         Task<FileCategoryDto> GetOrDefaultAsync(int id, CancellationToken token);
 
         /// <summary>
diff --git a/AsbCloudApp/Services/Subsystems/ISubsystemService.cs b/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
index 7daf7d68..ff26a4d2 100644
--- a/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
+++ b/AsbCloudApp/Services/Subsystems/ISubsystemService.cs
@@ -6,8 +6,19 @@ using System.Threading.Tasks;
 namespace AsbCloudApp.Services.Subsystems
 {
 #nullable enable
+    // TODO: move this to repositories
+
+    /// <summary>
+    /// репозиторий получения подсистем
+    /// </summary>
     public interface ISubsystemService
     {
+        /// <summary>
+        /// получение списка подсистем. Если скважина указана, то получим только использованные в скважине подсистемы.
+        /// </summary>
+        /// <param name="idWell"></param>
+        /// <param name="token"></param>
+        /// <returns></returns>
         Task<IEnumerable<SubsystemDto>?> GetSubsystemAsync(int? idWell, CancellationToken token);
     }
 #nullable disable
diff --git a/AsbCloudDb/Model/AsbCloudDbContext.cs b/AsbCloudDb/Model/AsbCloudDbContext.cs
index dc68f38c..31deda55 100644
--- a/AsbCloudDb/Model/AsbCloudDbContext.cs
+++ b/AsbCloudDb/Model/AsbCloudDbContext.cs
@@ -59,15 +59,7 @@ namespace AsbCloudDb.Model
         public DbSet<WITS.Record50> Record50 => Set<WITS.Record50>();
         public DbSet<WITS.Record60> Record60 => Set<WITS.Record60>();
         public DbSet<WITS.Record61> Record61 => Set<WITS.Record61>();
-
-        private System.Text.Json.JsonSerializerOptions jsonSerializerOptions = new() 
-        {
-            AllowTrailingCommas = true,
-            WriteIndented = true,
-            NumberHandling = System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString |
-                System.Text.Json.Serialization.JsonNumberHandling.AllowNamedFloatingPointLiterals,
-        };
-
+        
         public AsbCloudDbContext() : base()
         {
         }
@@ -368,10 +360,5 @@ namespace AsbCloudDb.Model
             var sql = $"REFRESH MATERIALIZED VIEW {materializedViewName};";
             return Database.ExecuteSqlRawAsync(sql, token);
         }
-
-        public Task<int> RefreshMaterializedViewAsync<TEntity>(string? mwName = null, CancellationToken token = default) where TEntity : class
-        {
-            throw new System.NotImplementedException();
-        }
     }
 }
diff --git a/AsbCloudInfrastructure/DependencyInjection.cs b/AsbCloudInfrastructure/DependencyInjection.cs
index 0b9c0bc6..aaf00616 100644
--- a/AsbCloudInfrastructure/DependencyInjection.cs
+++ b/AsbCloudInfrastructure/DependencyInjection.cs
@@ -91,7 +91,8 @@ namespace AsbCloudInfrastructure
             services.AddDbContext<AsbCloudDbContext>(options =>
                 options.UseNpgsql(configuration.GetConnectionString(connectionStringName)));
 
-            services.AddFluentValidation();
+            // TODO: переместить FluentValidation в описание моделей
+            services.AddFluentValidationClientsideAdapters();
 
             services.AddScoped<IAsbCloudDbContext>(provider => provider.GetService<AsbCloudDbContext>());
             services.AddScoped<IEmailService, EmailService>();
diff --git a/AsbCloudWebApi/Controllers/FileController.cs b/AsbCloudWebApi/Controllers/FileController.cs
index 1340c55a..53b2fc52 100644
--- a/AsbCloudWebApi/Controllers/FileController.cs
+++ b/AsbCloudWebApi/Controllers/FileController.cs
@@ -37,7 +37,7 @@ namespace AsbCloudWebApi.Controllers
         /// <param name="idWell">id скважины</param>
         /// <param name="idCategory">id категории файла</param>
         /// <param name="files">Коллекция файлов</param>
-        /// <param name="userService">dependency</param>
+        /// <param name="userRepository">dependency</param>
         /// <param name="token"> Токен отмены задачи </param>
         /// <returns></returns>
         [HttpPost]
@@ -100,7 +100,6 @@ namespace AsbCloudWebApi.Controllers
         /// <summary>
         /// Возвращает файл с диска на сервере
         /// </summary>
-        /// <param name="idWell">id скважины</param>
         /// <param name="idFile">id запрашиваемого файла</param>
         /// <param name="token"> Токен отмены задачи </param>
         /// <returns>Запрашиваемый файл</returns>
@@ -108,7 +107,7 @@ namespace AsbCloudWebApi.Controllers
         [Route("{idFile}")]
         [Permission]
         [ProducesResponseType(typeof(PhysicalFileResult), (int)System.Net.HttpStatusCode.OK)]
-        public async Task<IActionResult> GetFileAsync([FromRoute] int idWell,
+        public async Task<IActionResult> GetFileAsync(
             int idFile, CancellationToken token = default)
         {
             int? idCompany = User.GetCompanyId();
@@ -135,7 +134,7 @@ namespace AsbCloudWebApi.Controllers
         /// </summary>
         /// <param name="idWell">id скважины</param>
         /// <param name="idFile">id запрашиваемого файла</param>
-        /// <param name="userService">dependency</param>
+        /// <param name="userRepository">dependency</param>
         /// <param name="token">Токен отмены задачи </param>
         /// <returns></returns>
         [HttpDelete("{idFile}")]