feat(centralui): ParentExecutionId column, filter and parent drill-in on the Audit Log page

src/ScadaLink.CentralUI/Components/Audit/AuditResultsGrid.razor.cs

@@ -11,7 +11,8 @@ namespace ScadaLink.CentralUI.Components.Audit;
 /// Keyset-paged results grid for the central Audit Log page (#23 M7-T3).
 /// Renders the columns named in Component-AuditLog.md §10 — OccurredAtUtc,
 /// Site, Channel, Kind, Status, Target, Actor, DurationMs, HttpStatus,
-/// ErrorMessage — plus the ExecutionId per-run correlation column. Talks to
+/// ErrorMessage — plus the ExecutionId per-run correlation column and the
+/// ParentExecutionId spawner-correlation column. Talks to
 /// <see cref="Services.IAuditLogQueryService"/>
 /// — never to <c>IAuditLogRepository</c> directly — so tests can stub the data
 /// source without standing up EF Core.
@@ -123,6 +124,7 @@ public partial class AuditResultsGrid : IAsyncDisposable
         ("Target", "Target"),
         ("Actor", "Actor"),
         ("ExecutionId", "ExecutionId"),
+        ("ParentExecutionId", "ParentExecutionId"),
         ("DurationMs", "DurationMs"),
         ("HttpStatus", "HttpStatus"),
         ("ErrorMessage", "ErrorMessage"),