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/JdeQueries/SQL_GET_FUNCTION_CODES.sql

@@ -0,0 +1,14 @@
+SELECT Code,
+	   TRIM(LISTAGG(Description, ' ') WITHIN GROUP(ORDER BY Description) || CASE WHEN MAX(total_lengthb) > 4000 THEN '...' ELSE '' END) Description,
+       SYSDATE AS LastUpdateDT
+FROM (
+SELECT   TRIM(fc.CFKY) AS Code,
+         TRIM(ASCIISTR(fc.CFDS80)) AS Description,
+				 SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY) ORDER BY TRIM(fc.CFDS80)) - 1 cumul_lengthb, 
+         SUM(LENGTHB(TRIM(fc.CFDS80))+1) OVER(PARTITION BY TRIM(fc.CFKY)) - 1 total_lengthb, 
+				 COUNT(*) OVER(PARTITION BY TRIM(fc.CFKY)) num_values
+FROM     PRODDTA.F00192 fc
+WHERE    TRIM(fc.CFKY) IS NOT NULL
+)
+WHERE total_lengthb <= 4000 OR cumul_lengthb <= 4000 - length('...')
+GROUP BY Code