fix(delivery): controlled status cleanup readiness

apps/api/tests/test_delivery_closure_workbench_api.py

@@ -35,6 +35,10 @@ def test_delivery_closure_workbench_endpoint_returns_product_summary():
     sources = {source["id"]: source for source in data["source_statuses"]}
     assert sorted(lanes) == ["backup", "gitea", "github", "release", "runtime"]
     assert lanes["release"]["metric"]["kind"] == "blocked_gate"
+    assert lanes["release"]["status"] == "controlled_status_cleanup_package_ready"
+    assert lanes["release"]["blocker_count"] == 0
+    assert lanes["release"]["metric"]["blocked"] == 0
+    assert lanes["release"]["metric"]["total"] == 5
     assert lanes["github"]["metric"]["kind"] == "private_backup_verified"
     assert lanes["gitea"]["metric"]["kind"] == "workflow_count"
     assert lanes["runtime"]["metric"]["kind"] == "surface_count"