{"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-rreyk79z","versions":[{"created_at":"2026-06-04T16:59:23Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (92.4->97.8)","saved_by":"editor","sha256":"5c5e374be3c6210df8090f6156be87e3489cbf211b5f0ef9cc827663e4e45548","version":12},{"created_at":"2026-06-04T06:04:35Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 88.2→92.4 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.4 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"08c6c8c7568cf98a847945c03b460f76ed02fbc9202c76c827e80ba162c421a3","version":11},{"created_at":"2026-06-04T05:55:48Z","element_count":53,"note":"GA diverse re-design 2026-06-04: 総合 92.4→88.2 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 88.2 (美 92 環 99 楽 91))","saved_by":"editor","sha256":"60c117905dd400e28c04c794956f0df1ca94b2a791e57b2a1e0b30496f25b9eb","version":10},{"created_at":"2026-06-04T04:57:42Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 46.3→92.4 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.4 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"501a7977f725b7625d9478a06004a9f577de63e41ed5bc00b405e5edde61fcd9","version":9},{"created_at":"2026-06-04T04:57:42Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"72061dda180019822526b8a7830413c0e36dd122b2a130fffcf02bebf297a31f","version":8}]}