Initial commit: JDE Scoping Tool migration project

Set up repository with legacy .NET Framework 4.8 source (OLD/),
new .NET 10 Blazor solution (NEW/), OpenSpec specifications,
documentation, and project configuration.

OLD/DataModel/Models/WorkOrderComponent.cs

@@ -0,0 +1,56 @@
+using System;
+using DataModel.Helpers;
+
+namespace DataModel.Models
+{
+    /// <summary>
+    /// Work order component usage model
+    /// </summary>
+    public class WorkOrderComponent
+    {
+        /// <summary>
+        /// Record unique / PK ID
+        /// </summary>
+        public long UniqueID { get; set; }
+
+        /// <summary>
+        /// Work order unique number
+        /// </summary>
+        public long WorkOrderNumber { get; set; }
+
+        /// <summary>
+        /// Lot number of component
+        /// </summary>
+        public string LotNumber { get; set; }
+
+        /// <summary>
+        /// Component issuance branch code
+        /// </summary>
+        public string BranchCode { get; set; }
+
+        /// <summary>
+        /// Component item short number
+        /// </summary>
+        public long? ShortItemNumber { get; set; }
+
+        /// <summary>
+        /// Transaction quantity
+        /// </summary>
+        public decimal Quantity { get; set; }
+
+        /// <summary>
+        /// Date of last update to record
+        /// </summary>
+        private int LastUpdateDate { get; }
+
+        /// <summary>
+        /// Time of day of last update to record
+        /// </summary>
+        private int LastUpdateTime { get; }
+
+        /// <summary>
+        /// Timestamp of last update to record
+        /// </summary>
+        public DateTime LastUpdateDT => LastUpdateDate.FromJDEDate().FromJDEDateTime(LastUpdateTime);
+    }
+}