public CreateTechnicCommand(string name, string email, int age, string productname, int quantity)
    {
        this.name = name;
        this.email = email;
        this.age = age;

        this.productname = productname;
        this.quantity = quantity;
    }

    public void Execute()
    {
        using(Technic context = new Technic())
        {
            Customer customer = new Customer()
            {
                Name = this.name,
                Email = this.email,
                Age = this.age
            };
            Order order = new Order()
            {
            ProductName = this.productname,
            Quantity = this.quantity,
            Customer = customer
            };
            context.Customers.Add(customer);
            context.Orders.Add(order);
            context.SaveChanges();
        }
        Console.WriteLine("Record is Created");
    }