feat:Initial commit

StoreService/Database/Entities/StoreItem.cs

@@ -0,0 +1,25 @@
+namespace StoreService.Database.Entities;
+
+/// <summary>
+/// Store item with pricing and purchase rules.
+/// </summary>
+public class StoreItem
+{
+    #region Properties
+    public long Id { get; set; }
+    public long ItemId { get; set; }          // FK to external Item service (not modeled here)
+    public long StoreCategoryId { get; set; }  // FK to StoreCategory
+    public long? RankId { get; set; }          // Minimum rank required to buy (external system)
+    public int ManaBuyPrice { get; set; }
+    public int ManaSellPrice { get; set; }
+    public bool UnlimitedPurchase { get; set; }
+    public int InventoryLimit { get; set; }
+    #endregion
+
+    #region Navigation
+    public StoreCategory? Category { get; set; }
+    public ICollection<StoreDiscountItem> DiscountItems { get; set; } = new List<StoreDiscountItem>();
+    public ICollection<StoreOrderItem> OrderItems { get; set; } = new List<StoreOrderItem>();
+    #endregion
+}
+