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/RouteMaster.sql

@@ -0,0 +1,15 @@
+CREATE TABLE [dbo].[RouteMaster]
+(
+	[BranchCode] VARCHAR(12) NOT NULL, 
+    [ItemNumber] VARCHAR(25) NOT NULL, 
+    [RoutingType] VARCHAR(3) NOT NULL, 
+    [SequenceNumber] DECIMAL(7, 2) NOT NULL, 
+	[FunctionCode] VARCHAR(15) NULL,
+	[WorkCenterCode] VARCHAR(12) NULL,
+    [StartDate] DATETIME NOT NULL, 
+    [EndDate] DATETIME NULL,
+	[LastUpdateDT] DATETIME NOT NULL,
+	CONSTRAINT [PK_RouteMaster] PRIMARY KEY CLUSTERED([BranchCode], [ItemNumber], [RoutingType], [SequenceNumber], [StartDate])
+)
+
+GO