semantics

backend/src/services/clean_release/policy_engine.py

@@ -6,6 +6,10 @@
 # @RELATION: [DEPENDS_ON] ->[CleanReleaseModels]
 # @RELATION: [DEPENDS_ON] ->[LoggerModule]
 # @INVARIANT: Enterprise-clean policy always treats non-registry sources as violations.
+# @DATA_CONTRACT: Candidate -> PolicyDecision
+# @PRE: PolicyRepository is accessible
+# @POST: PolicyDecision returned with approval status
+# @SIDE_EFFECT: Read-only policy evaluation; no state changes
 
 from __future__ import annotations