{"note":"bim_versions 導入後の保存のみ記録 (それ以前は bim_canonical 上書きで履歴なし)","ok":true,"slug":"u-house-woglypyr","versions":[{"created_at":"2026-07-07T06:14:38Z","element_count":85,"note":"5軸GA polish 47->98 by M5 (autonomous)","saved_by":"mcp","sha256":"21fc519acae3264ab0194f3e41c883c102ea13586705d41ffbbd285481696892","version":3},{"created_at":"2026-07-07T06:09:19Z","element_count":107,"note":"loop3: 設計時延床 85.0㎡ を投入 (見積過大の根治)","saved_by":"mcp","sha256":"e99dba32e605e630f0e17a5a46d2b532e21c8786b2029beff8b384a3d330be3a","version":2},{"created_at":"2026-07-07T06:09:19Z","element_count":107,"note":"言葉から生成: LDK+主寝室+子供室2+浴室+収納","saved_by":"mcp:create","sha256":"","version":1}]}