feat(siteruntime): event-driven Attributes.WriteBatchAndWaitAsync (batched DCL write + trigger + existing WaitForAttribute waiter) + compile mirror

src/ZB.MOM.WW.ScadaBridge.DataConnectionLayer/Actors/DataConnectionManagerActor.cs

@@ -46,6 +46,7 @@ public class DataConnectionManagerActor : ReceiveActor
         Receive<SubscribeAlarmsRequest>(HandleRouteAlarms);
         Receive<UnsubscribeAlarmsRequest>(HandleRouteAlarms);
         Receive<WriteTagRequest>(HandleRouteWrite);
+        Receive<WriteTagBatchRequest>(HandleRouteWriteBatch);
         Receive<RemoveConnectionCommand>(HandleRemoveConnection);
         Receive<GetAllHealthReports>(HandleGetAllHealthReports);
         Receive<BrowseNodeCommand>(HandleBrowse);
@@ -141,6 +142,26 @@ public class DataConnectionManagerActor : ReceiveActor
         }
     }
 
+    /// <summary>
+    /// Routes a <see cref="WriteTagBatchRequest"/> to the child
+    /// <see cref="DataConnectionActor"/> that owns the named connection — the batch
+    /// counterpart of <see cref="HandleRouteWrite"/>. The manager owns only the
+    /// unknown-connection failure (the same split as every other routed message);
+    /// the child resolves connected/not-connected and the per-write outcomes.
+    /// </summary>
+    private void HandleRouteWriteBatch(WriteTagBatchRequest request)
+    {
+        if (_connectionActors.TryGetValue(request.ConnectionName, out var actor))
+            actor.Forward(request);
+        else
+        {
+            _log.Warning("No connection actor for {0}", request.ConnectionName);
+            Sender.Tell(new WriteTagBatchResponse(
+                request.CorrelationId, false,
+                $"Unknown connection: {request.ConnectionName}", DateTimeOffset.UtcNow));
+        }
+    }
+
     /// <summary>
     /// Routes a <see cref="BrowseNodeCommand"/> from the central UI's OPC UA
     /// Tag Browser to the child <see cref="DataConnectionActor"/> that owns the