Fix perf with cache

src/Managing.Infrastructure.Database/PostgreSql/Entities/UserEntity.cs

@@ -13,4 +13,7 @@ public class UserEntity
     [MaxLength(255)] public string? AgentName { get; set; }
     public string? AvatarUrl { get; set; }
     public string? TelegramChannel { get; set; }
+    
+    // Navigation properties
+    public virtual ICollection<AccountEntity> Accounts { get; set; } = new List<AccountEntity>();
 }