feat(historian): config-gated SqliteStoreAndForward→Wonderware sink (AddAlarmHistorian)

src/Server/ZB.MOM.WW.OtOpcUa.Host/Program.cs

@@ -22,7 +22,9 @@ using ZB.MOM.WW.OtOpcUa.Host.Health;
 using ZB.MOM.WW.OtOpcUa.Host.Logging;
 using ZB.MOM.WW.OtOpcUa.Host.Observability;
 using ZB.MOM.WW.OtOpcUa.Host.OpcUa;
+using ZB.MOM.WW.OtOpcUa.Driver.Historian.Wonderware.Client;
 using ZB.MOM.WW.OtOpcUa.OpcUaServer;
+using ZB.MOM.WW.OtOpcUa.Runtime.Historian;
 using ZB.MOM.WW.OtOpcUa.Runtime.Scripting;
 using ZB.MOM.WW.OtOpcUa.OpcUaServer.Security;
 using ZB.MOM.WW.OtOpcUa.Runtime;
@@ -83,6 +85,18 @@ builder.Services.AddOtOpcUaCluster(builder.Configuration);
 if (hasDriver)
 {
     builder.Services.AddOtOpcUaRuntime();
+
+    // Config-gated durable alarm-historian sink. When the AlarmHistorian section is enabled this
+    // overrides the NullAlarmHistorianSink default from AddOtOpcUaRuntime (last registration wins)
+    // with a SqliteStoreAndForwardSink draining to the Wonderware named-pipe writer. The writer is
+    // injected here because the Host is the only project that references the Wonderware client —
+    // Runtime owns the gating + Sqlite construction, the Host supplies the concrete downstream.
+    builder.Services.AddAlarmHistorian(
+        builder.Configuration,
+        (opts, sp) => new WonderwareHistorianClient(
+            new WonderwareHistorianClientOptions(opts.PipeName, opts.SharedSecret),
+            sp.GetService<ILogger<WonderwareHistorianClient>>()));
+
     // Bind every cross-platform driver factory before AddAkka resolves IDriverFactory — replaces
     // the F7-default NullDriverFactory with a real DriverFactoryRegistryAdapter so DriverHostActor
     // can materialise real IDriver instances on deploy.