Architecture blueprint and workplan refinement

workplans/KONT-WP-0008-transformations-workflow-jobs.md

@@ -30,6 +30,13 @@ Primary: FR-080 to FR-090 and FR-100 to FR-110.
 Supporting: FR-083 to FR-085, FR-106, FR-144 to FR-145, FR-165,
 FR-200 to FR-202.
 
+## Architecture Constraint
+
+Implement transformations and workflows through operation registries, workflow
+services, repository ports, event ports, policy checks, and audit events
+described in `docs/architecture-blueprint.md`. Execution may start embedded,
+but contracts must allow later queue or workflow-engine adapters.
+
 ## O8.1 - Implement transformation operation registry
 
 ```task
@@ -167,4 +174,6 @@ Acceptance:
 - Transformations and workflows produce inspectable run records and audit
   events.
 - Derived artifacts are persistent, governed, and lineage-linked.
+- Transformation and workflow run models follow
+  `docs/architecture-blueprint.md`.
 - `python3 -m pytest` passes.