{"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-bhzgezpb","versions":[{"created_at":"2026-06-04T17:01:29Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"5adc6236fb845d682ee58c534c3dd863adbc87f6182e1e3d1bfc9b2ec9f716e1","version":11},{"created_at":"2026-06-04T05:53:02Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.4 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.4 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"498674dea9673219441ce564e564c7dca5d60d7dcfadf1050b3e1f9a65ff07c2","version":10},{"created_at":"2026-06-04T04:55:12Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 62.6→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"bf2ced16530d221ab09096b53523e2e9732bca4a578468484c3a1b5431530b0f","version":9},{"created_at":"2026-06-04T04:55:12Z","element_count":20,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"1c363b0728e72d186707764ccc9417d77239bc017c14f0ef478a891e3c572a74","version":8}]}