{"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-ons9ytzo","versions":[{"created_at":"2026-06-04T17:00:27Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.4)","saved_by":"editor","sha256":"b6c53d526e3aefba0425eb19da7e53d371c9beaab30bb6159d38e96611f15523","version":11},{"created_at":"2026-06-04T05:52:01Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 97.0→90.1 (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 90.1 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"16bd36aea205d030c1e296ad5861b276c2cbd46aeafb4268a2236650e6ffa9e7","version":10},{"created_at":"2026-06-04T04:53:03Z","element_count":101,"note":"GA batch-improve 2026-06-04: 総合 72.4→97.0 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 97.0 (美 92 環 100 楽 100))","saved_by":"editor","sha256":"3b5dec5d4d5d359bd748b21c7bfb9b97c63599ec5f94d9f25a1b9dd65e01069e","version":9},{"created_at":"2026-06-04T04:53:03Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"84417dd5137ad9736c3e5336de6580cc9c03c6629c81ed96d96ca588d0f234a0","version":8}]}