feat(auditlog): NotifyDeliver rows carry the originating ParentExecutionId

src/ScadaLink.ConfigurationDatabase/Configurations/NotificationOutboxConfiguration.cs

@@ -51,6 +51,10 @@ public class NotificationOutboxConfiguration : IEntityTypeConfiguration<Notifica
         // site so the dispatcher can echo it onto NotifyDeliver audit rows. No index —
         // it is never a query predicate on this table, only copied onto audit events.
 
+        // OriginParentExecutionId (Audit Log #23): nullable uniqueidentifier carried from
+        // the site — the routed run's parent ExecutionId — so the dispatcher can echo it
+        // onto NotifyDeliver audit rows. No index — same rationale as OriginExecutionId.
+
         builder.HasIndex(n => new { n.Status, n.NextAttemptAt });
 
         builder.HasIndex(n => new { n.SourceSiteId, n.CreatedAt });