using Microsoft.EntityFrameworkCore; namespace Sales { public class SalesDbContext : DbContext { public DbSet<SalesProduct> Products { get; set; } protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) { base.OnConfiguring(optionsBuilder); optionsBuilder.UseSqlite("Data Source=sales.db"); } protected override void OnModelCreating(ModelBuilder modelBuilder) { base.OnModelCreating(modelBuilder); modelBuilder.Entity<SalesProduct>().HasKey(product => product.Sku); modelBuilder.Entity<SalesProduct>().HasData(new SalesProduct { Sku = "abc123", Price = 85, ForSale = true, FreeShipping = false, QuantityOnHand = 25 }); } } public class SalesProduct { public string Sku { get; set; } public decimal Price { get; set; } public int QuantityOnHand { get; set; } public bool ForSale { get; set; } public bool FreeShipping { get; set; } } }