merge(r2): r2-plan06

# Conflicts:
#	CLAUDE.md

src/ZB.MOM.WW.ScadaBridge.Host/Program.cs

@@ -94,8 +94,12 @@ try
         builder.Services.AddTransport();
         // Script-artifact invalidation bus: in-process, per-node pub/sub
         // for ScriptArtifactsChanged. The Transport bundle importer publishes
-        // post-commit; the Inbound API compiled-handler cache subscribes as the
-        // consumer (wired in plan 06). Central-only — it lives beside the importer.
+        // post-commit; the Inbound API's ScriptArtifactChangeSubscriber (a hosted
+        // service registered by AddInboundAPI below) consumes ApiMethod notifications
+        // and invalidates the compiled-handler cache (wired in plan R2-06 T1; the
+        // per-request revision check remains the correctness fallback).
+        // SharedScript/Template notifications currently have NO consumer — nothing at
+        // central caches compiled artifacts of those kinds. Central-only.
         builder.Services.AddSingleton<
             ZB.MOM.WW.ScadaBridge.Commons.Interfaces.Scripting.IScriptArtifactChangeBus,
             ZB.MOM.WW.ScadaBridge.Host.Services.InProcessScriptArtifactChangeBus>();