{"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-2npvntgi","versions":[{"created_at":"2026-06-04T16:59:58Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (95.7->96.3)","saved_by":"editor","sha256":"51348055a25ca2471cc4adc43518a899b3e76c277b3152a61e61d8e7b9d8ec2b","version":11},{"created_at":"2026-06-04T05:52:19Z","element_count":73,"note":"GA diverse re-design 2026-06-04: 総合 95.7→95.7 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 95.7 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"825ed6dca72a0cee89006296076fea3030a46642e39a421e20e3f7dd25d5cf0a","version":10},{"created_at":"2026-06-04T04:53:19Z","element_count":73,"note":"GA batch-improve 2026-06-04: 総合 70.7→95.7 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 95.7 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"9296807c2ffcd5009933941f418eb38651f734233d49886c75e8d9b10f503ada","version":9},{"created_at":"2026-06-04T04:53:19Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"7cda13d49a2e681ef90ba2bab702385ac100ab9662184025847c3efde458d9f3","version":8}]}