feat(agent): expose deploy marker receipt input

apps/api/src/services/ai_agent_log_controlled_writeback_executor_readback.py

@@ -418,6 +418,17 @@ def _harbor_recovery_receipt_inputs() -> list[dict[str, Any]]:
             "purpose": "prove local registry route is 200/401 before CD retry",
             **metadata_boundary,
         },
+        {
+            "input_id": "deploy_marker_readback",
+            "source": "awoooi production deploy marker readback verifier",
+            "required_when": "after_registry_v2_ready_and_cd_retry",
+            "purpose": (
+                "prove latest CD success, production image tag sha, and "
+                "priority readback HTTP status before closing the P0 blocker"
+            ),
+            "expected_schema": "awoooi_production_deploy_readback_blocker_v1",
+            **metadata_boundary,
+        },
     ]