Scratch for running next callbacks in queue

Core/Data/CoreContext.cs

@@ -1,3 +1,4 @@
+using System.Threading.Tasks;
 using Microsoft.EntityFrameworkCore;
 
 namespace Kruzya.TelegramBot.Core.Data
@@ -11,6 +12,18 @@ namespace Kruzya.TelegramBot.Core.Data
         
         public DbSet<BotUserValue> UserValues { get; set; }
 
+        public override void Dispose()
+        {
+            SaveChanges();
+            base.Dispose();
+        }
+        
+        public override ValueTask DisposeAsync()
+        {
+            SaveChanges(); 
+            return base.DisposeAsync();
+        }
+
         public CoreContext(DbContextOptions<CoreContext> ctx) : base(ctx)
         {
             Database.Migrate();