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

tests/ScadaLink.CentralUI.Tests/Pages/AuditLogPageScaffoldTests.cs

@@ -176,6 +176,44 @@ public class AuditLogPageScaffoldTests : BunitContext
         });
     }
 
+    [Fact]
+    public void NavigateWithExecutionIdParam_AppliesFilter_AndAutoLoads()
+    {
+        // The "View this execution" drill-in lands on /audit/log?executionId={id}.
+        // The page parses the Guid, builds an AuditLogQueryFilter with ExecutionId
+        // set, and auto-loads the grid.
+        var executionId = Guid.Parse("aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee");
+        _queryService = Substitute.For<IAuditLogQueryService>();
+        _queryService.QueryAsync(Arg.Any<AuditLogQueryFilter>(), Arg.Any<AuditLogPaging?>(), Arg.Any<CancellationToken>())
+            .Returns(Task.FromResult<IReadOnlyList<AuditEvent>>(new List<AuditEvent>()));
+
+        var cut = RenderAuditLogPageWithQuery($"executionId={executionId}", "Admin");
+
+        cut.WaitForAssertion(() =>
+        {
+            _queryService.Received().QueryAsync(
+                Arg.Is<AuditLogQueryFilter>(f => f.ExecutionId == executionId),
+                Arg.Any<AuditLogPaging?>(),
+                Arg.Any<CancellationToken>());
+        });
+    }
+
+    [Fact]
+    public void NavigateWithUnparseableExecutionIdParam_IsSilentlyDropped_NoAutoLoad()
+    {
+        _queryService = Substitute.For<IAuditLogQueryService>();
+
+        var cut = RenderAuditLogPageWithQuery("executionId=not-a-guid", "Admin");
+
+        // An unparseable executionId leaves ExecutionId null. With no other filter
+        // params present the page renders but does NOT call the query service.
+        cut.WaitForAssertion(() => Assert.Contains("Audit Log", cut.Markup));
+        _queryService.DidNotReceive().QueryAsync(
+            Arg.Any<AuditLogQueryFilter>(),
+            Arg.Any<AuditLogPaging?>(),
+            Arg.Any<CancellationToken>());
+    }
+
     [Fact]
     public void NavigateWithTargetParam_AppliesTargetFilter()
     {