feat(m9/T24b): move-data-connection UI dialog + action

src/ZB.MOM.WW.ScadaBridge.CentralUI/ServiceCollectionExtensions.cs

@@ -116,6 +116,14 @@ public static class ServiceCollectionExtensions
         // ICentralHealthAggregator — no new plumbing.
         services.AddScoped<IConnectionHealthQueryService, ConnectionHealthQueryService>();
 
+        // Move-data-connection (M9-T24b): dispatches MoveDataConnectionCommand to the
+        // central ManagementActor through the in-process ManagementActorHolder seam —
+        // the same Ask path the HTTP /management endpoint uses. The server stays the
+        // single enforcer of the Designer gate and every move guard (target exists, no
+        // name collision, no instance binding, no native-alarm-source name reference);
+        // the move dialog only SUBMITS the command and renders the returned outcome.
+        services.AddScoped<IDataConnectionMoveService, DataConnectionMoveService>();
+
         // Roslyn-backed C# analysis for the Monaco script editor.
         // Scoped because SharedScriptCatalog wraps a scoped service.
         services.AddMemoryCache(o => o.SizeLimit = 200);