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/Database/Tables/WorkOrderStep_Hist.sql

@@ -0,0 +1,21 @@
+CREATE TABLE [dbo].[WorkOrderStep_Hist]
+(
+	[WorkOrderNumber] BIGINT NOT NULL, 
+    [WorkCenterCode] VARCHAR(12) NOT NULL, 
+	[StepNumber] DECIMAL(7, 2) NOT NULL, 
+	[StepTypeCode] VARCHAR(2) NOT NULL,
+    [BranchCode] VARCHAR(12) NOT NULL, 
+	[StepDescription] VARCHAR(30) NULL,
+    [StartDT] DATETIME NULL, 
+    [EndDT] DATETIME NULL, 
+	[FunctionCode] VARCHAR(15) NULL,
+	[ScrappedQuantity] DECIMAL(18, 2) NOT NULL,
+    [LastUpdateDT] DATETIME NOT NULL,
+	CONSTRAINT [PK_WorkOrderStep_Hist] PRIMARY KEY CLUSTERED([WorkOrderNumber], [WorkCenterCode], [StepNumber], [StepTypeCode])
+)
+
+GO
+
+CREATE INDEX [IX_WorkOrderStep_Hist_WorkCenterCode] ON [dbo].[WorkOrderStep_Hist] ([WorkCenterCode]) INCLUDE([WorkOrderNumber])
+
+GO