fix(arch-a2): deactivation cleanup - container services, search provider, hook deregistration, notification sync, task state, activation order

app/plugins/builtins/kommunikation/plugin.py

@@ -136,6 +136,13 @@ class KommunikationPlugin(BasePlugin):
         from app.plugins.builtins.contracts import get_contract_registry
         get_contract_registry().unregister(self.manifest.name)
 
+        # Remove services registered in on_activate BEFORE super() so that
+        # event handlers being unsubscribed can no longer reach them (ARCH-033).
+        for service_name in ("comm_websocket", "comm_miniapps"):
+            if service_container.has(service_name):
+                service_container.remove(service_name)
+                logger.info("Removed '%s' from service container", service_name)
+
         await super().on_deactivate(db, service_container, event_bus)
         logger.info("Kommunikation plugin deactivated")