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.

NEW/src/JdeScoping.Database/Scripts/011_CreateRouteMasterTable.sql

@@ -0,0 +1,21 @@
+-- Migration: 011_CreateRouteMasterTable
+-- Source: OLD/Database/Tables/RouteMaster.sql
+-- Changes: DATETIME -> DATETIME2(7)
+
+IF NOT EXISTS (SELECT * FROM sys.tables WHERE name = 'RouteMaster' AND schema_id = SCHEMA_ID('dbo'))
+BEGIN
+    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] DATETIME2(7) NOT NULL,
+        [EndDate] DATETIME2(7) NULL,
+        [LastUpdateDT] DATETIME2(7) NOT NULL,
+        CONSTRAINT [PK_RouteMaster] PRIMARY KEY CLUSTERED([BranchCode], [ItemNumber], [RoutingType], [SequenceNumber], [StartDate])
+    );
+END
+GO