{"name":"step_qc.log","content":"{\"event\": \"start\", \"ts\": \"2026-08-05T13:20:00.560415+00:00\", \"detail\": {\"profile\": \"book_full\", \"version\": \"1.0.0\"}}\n{\"event\": \"end\", \"ts\": \"2026-08-05T13:20:00.609391+00:00\", \"ok\": true, \"detail\": {\"chunks\": 80, \"chars\": 13898, \"qc\": \"passed\", \"book_kind\": \"general\", \"book_kind_label\": \"普通文档\", \"always_review\": false}}\n"}