diff --git a/AsbCloudInfrastructure/Helper.cs b/AsbCloudInfrastructure/Helper.cs
deleted file mode 100644
index 01fc97b5..00000000
--- a/AsbCloudInfrastructure/Helper.cs
+++ /dev/null
@@ -1,55 +0,0 @@
-using System;
-
-namespace AsbCloudInfrastructure
-{
-    public static class Helper
-    {
-        public static T Max<T>(params T[] items)
-            where T : IComparable
-        {
-            var count = items.Length;
-            if (count < 1)
-                throw new ArgumentException("Count of params must be greater than 1");
-
-            var max = items[0];
-            for (var i = 1; i < count; i++)
-                if (max.CompareTo(items[i]) < 0)
-                    max = items[i];
-
-            return max;
-        }
-
-        public static T Min<T>(params T[] items)
-            where T : IComparable
-        {
-            var count = items.Length;
-            if (count < 1)
-                throw new ArgumentException("Count of params must be greater than 1");
-
-            var min = items[0];
-            for (var i = 1; i < count; i++)
-                if (min.CompareTo(items[i]) > 0)
-                    min = items[i];
-
-            return min;
-        }
-
-        public static (T min, T max) MinMax<T>(params T[] items)
-            where T : IComparable
-        {
-            var count = items.Length;
-            if (count < 1)
-                throw new ArgumentException("Count of params must be greater than 1");
-
-            var min = items[0];
-            var max = items[0];
-            for (var i = 1; i < count; i++)
-                if (max.CompareTo(items[i]) < 0)
-                    max = items[i];
-                else if (min.CompareTo(items[i]) > 0)
-                    min = items[i];
-
-            return (min, max);
-        }
-    }
-}
diff --git a/AsbCloudInfrastructure/MapsterExtension.cs b/AsbCloudInfrastructure/MapsterExtension.cs
deleted file mode 100644
index 94ed630c..00000000
--- a/AsbCloudInfrastructure/MapsterExtension.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-namespace Mapster
-{
-    public static class MapsterExtension
-    {
-        //public static IEnumerable<TDestination> Adapt<TDestination>(this IEnumerable<object> sourceList)
-        //{
-        //    return sourceList.Select(item => item.Adapt<TDestination>());
-        //}
-
-
-    }
-}
diff --git a/AsbCloudInfrastructure/CacheExtentions.cs b/AsbCloudInfrastructure/MemoryCacheExtentions.cs
similarity index 100%
rename from AsbCloudInfrastructure/CacheExtentions.cs
rename to AsbCloudInfrastructure/MemoryCacheExtentions.cs
diff --git a/AsbCloudInfrastructure/Startup.cs b/AsbCloudInfrastructure/Startup.cs
index 5ccb0df7..c8dc24a9 100644
--- a/AsbCloudInfrastructure/Startup.cs
+++ b/AsbCloudInfrastructure/Startup.cs
@@ -1,17 +1,15 @@
 using AsbCloudApp.Services;
 using AsbCloudDb.Model;
 using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using System;
-using System.Linq;
 
 namespace AsbCloudInfrastructure
 {
     public class Startup
     {
-        public static void BeforeRunHandler(IHost host, IConfigurationRoot configuration)
+        public static void BeforeRunHandler(IHost host)
         {
             using var scope = host.Services.CreateScope();
             var context = scope.ServiceProvider.GetService<IAsbCloudDbContext>();
diff --git a/AsbCloudWebApi/Middlewares/RequerstTrackerMiddleware.cs b/AsbCloudWebApi/Middlewares/RequerstTrackerMiddleware.cs
index b35b40e5..551b4d03 100644
--- a/AsbCloudWebApi/Middlewares/RequerstTrackerMiddleware.cs
+++ b/AsbCloudWebApi/Middlewares/RequerstTrackerMiddleware.cs
@@ -43,6 +43,7 @@ namespace AsbCloudWebApi.Middlewares
                 sw.Stop();
                 requestLog.ElapsedMilliseconds = sw.ElapsedMilliseconds;
                 requestLog.Status = context.Response.StatusCode;
+                // TODO: Add request params and body size.
                 service.RegisterRequestError(requestLog, ex);
                 throw;
             }
diff --git a/AsbCloudWebApi/Middlewares/SimplifyExceptionsMiddleware.cs b/AsbCloudWebApi/Middlewares/SimplifyExceptionsMiddleware.cs
index c09f9749..dd9fff9f 100644
--- a/AsbCloudWebApi/Middlewares/SimplifyExceptionsMiddleware.cs
+++ b/AsbCloudWebApi/Middlewares/SimplifyExceptionsMiddleware.cs
@@ -40,7 +40,7 @@ namespace AsbCloudWebApi.Middlewares
             {
                 Console.WriteLine(ex.Message);
             }
-            catch (Exception ex)
+            catch (Exception ex) // TODO: find explicit exception. Use Trace. Add body size to message.
             {
                 if (ex.Message.Contains("Reading the request body timed out due to data arriving too slowly. See MinRequestBodyDataRate."))
                     Console.WriteLine("Reading the request body timed out due to data arriving too slowly.");
diff --git a/AsbCloudWebApi/Program.cs b/AsbCloudWebApi/Program.cs
index b21fa05f..18825902 100644
--- a/AsbCloudWebApi/Program.cs
+++ b/AsbCloudWebApi/Program.cs
@@ -1,10 +1,5 @@
-using DocumentFormat.OpenXml.InkML;
 using Microsoft.AspNetCore.Hosting;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
-using System;
-using System.Linq;
 
 namespace AsbCloudWebApi
 {
@@ -15,30 +10,8 @@ namespace AsbCloudWebApi
 
         public static void Main(string[] args)
         {
-            IConfigurationRoot configuration = new ConfigurationBuilder()
-              .SetBasePath(AppDomain.CurrentDomain.BaseDirectory)
-              .AddJsonFile("appsettings.json")
-              .Build();
-
-            if (args?.Length > 0)
-            {
-                if (args.Contains("db_init"))
-                {
-                    var connectionStringName = "DefaultConnection";
-
-                    var context = AsbCloudInfrastructure.DependencyInjection.MakeContext(configuration.GetConnectionString(connectionStringName));
-                    context.Database.SetCommandTimeout(TimeSpan.FromSeconds(5 * 60));
-                    context.Database.Migrate();
-
-                    Console.WriteLine("Óñïåøíî âûïîëíåíî.");
-                    return;
-                }
-                WriteHelp();
-                return;
-            }
-
             var host = CreateHostBuilder(args).Build();
-            AsbCloudInfrastructure.Startup.BeforeRunHandler(host, configuration);
+            AsbCloudInfrastructure.Startup.BeforeRunHandler(host);
             host.Run();
         }
 
@@ -48,17 +21,5 @@ namespace AsbCloudWebApi
                 {
                     webBuilder.UseStartup<Startup>();
                 });
-
-        private static void WriteHelp()
-        {
-            Console.WriteLine("Ïðè çàïóñêå áåç êëþ÷åé ïðîãðàììà ïðîñòî ñòàðòóåò â îáû÷íîì ðåæèìå.");
-            Console.WriteLine("Êëþ÷è äëÿ çàïóñêà:");
-            Console.WriteLine("db_init - ñîçäàòü êîíòåêñò ÁÄ è âûéòè.");
-            Console.WriteLine("Êîíòåêñò ñîçäàñòñÿ äëÿ ñòðîêè ïîäêëþ÷åíèÿ \"DefaultConnection\"");
-            Console.WriteLine("Ñîçäàíèå êîíòåêñòà ïðèâåäåò ê ñîçäàíèþ ÁÄ, åñëè åé íåò");
-            Console.WriteLine("è ïðèìåíåíèþ âñåõ ìèãðàöèé, åñëè ÁÄ óæå åñòü.");
-            Console.WriteLine("Äëÿ ñîçäàíèÿ êîíòåêñòà â ÁÄ äîëæíà áûòü ñîçäàíà ñõåìà public");
-            Console.WriteLine("");
-        }
     }
 }