We currently have no concept of a "product" on the server side of our application, so let's remedy that by creating a product entity and migration to start off with. Create a Data/Entities/Product.cs class with the following contents:

namespace ECommerce.Data.Entities
{
  public class Product
  {
    public int Id { get; set; }
    [Required]
    public string Name { get; set; }
    [Required]
    public string Slug { get; set; }
    [Required]
    public string Thumbnail { get; set; }
    [Required]
    public string ShortDescription { get; set; }
    [Required]
    public string Description { get; set; }
    [Required]
    public decimal Price { get; set; }
  }
}

The properties of this class match the properties that we've been rendering in our UI so far. We've also added Required attributes on all but the Id property to ensure that the database...