feat(server): inbound operator-write pipeline — OnWriteValue authz gate + node-write router

src/Server/ZB.MOM.WW.OtOpcUa.OpcUaServer/OtOpcUaSdkServer.cs

@@ -36,6 +36,26 @@ public sealed class OtOpcUaSdkServer : StandardServer
         return true;
     }
 
+    /// <summary>
+    ///     Wire the reverse-path sink for inbound operator writes to writable equipment-tag nodes onto the
+    ///     created <see cref="OtOpcUaNodeManager"/>. The host calls this after start with a fire-and-forget
+    ///     lambda that kicks off a bounded <c>Ask</c> of the local <c>DriverHostActor</c>
+    ///     (<c>RouteNodeWrite</c>) and logs failures from a continuation — it must NOT block, because the
+    ///     handler runs under the node-manager <c>Lock</c> (mirrors <see cref="SetAlarmCommandRouter"/>).
+    ///     No-op (returns <c>false</c>) when the node manager has not been created yet, so the caller can
+    ///     detect a too-early call.
+    /// </summary>
+    /// <param name="router">The router invoked by the writable node's <c>OnWriteValue</c> handler once the
+    /// <c>WriteOperate</c> gate passes; may be <c>null</c> to clear it.</param>
+    /// <returns><c>true</c> when the router was set on a live node manager; <c>false</c> when no node
+    /// manager exists yet.</returns>
+    public bool SetNodeWriteRouter(Action<string, object?>? router)
+    {
+        if (_otOpcUaNodeManager is null) return false;
+        _otOpcUaNodeManager.NodeWriteRouter = router;
+        return true;
+    }
+
     /// <inheritdoc />
     protected override MasterNodeManager CreateMasterNodeManager(
         IServerInternal server, ApplicationConfiguration configuration)