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/Views/LastDataUpdates.sql

@@ -0,0 +1,28 @@
+CREATE VIEW [dbo].[LastDataUpdates]
+AS
+WITH UPDATE_CTE
+AS (
+   SELECT du.TableName,
+          du.UpdateType,
+          du.StartDT,
+          ROW_NUMBER() OVER (PARTITION BY du.TableName, du.UpdateType ORDER BY du.StartDT DESC) AS RN
+   FROM dbo.DataUpdate du
+   WHERE du.WasSuccessful = 1)
+SELECT TableName,
+       COALESCE([3], '1970-01-01') AS MassUpdateDT,
+       COALESCE(COALESCE([2], [3]), '1970-01-01') AS DailyUpdateDT,
+       COALESCE(COALESCE(COALESCE([1], [2]), [3]), '1970-01-01') AS HourlyUpdateDT
+FROM
+(
+    SELECT UPDATE_CTE.TableName,
+           UPDATE_CTE.UpdateType,
+           UPDATE_CTE.StartDT,
+           UPDATE_CTE.RN
+    FROM UPDATE_CTE
+    WHERE RN = 1
+) AS Source
+PIVOT
+(
+    MAX(StartDT)
+    FOR UpdateType IN ([1], [2], [3])
+) AS PivotTable