{"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-cajruvhg","versions":[{"created_at":"2026-06-04T17:01:02Z","element_count":60,"note":"polish: batch-improve-100 2026-06-04 (91.3->93.1)","saved_by":"editor","sha256":"bb0df61a21a1aacf1027d2eb815654fe81bd5609922dd65c1e227e828b5367b0","version":13},{"created_at":"2026-06-04T06:04:33Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 88.4→91.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 91.3 (美 100 環 93 楽 100))","saved_by":"editor","sha256":"ab9be9efbe45467dc6b9897a0b4b2fa11c8fd90bb02828009f94599eb1c2cad7","version":12},{"created_at":"2026-06-04T05:56:00Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 91.3→88.4 (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 88.4 (美 95 環 93 楽 91))","saved_by":"editor","sha256":"ae35d52db030e1cf5177c740bde4f34d047134f6ea0507b9a3ba9aa326645da5","version":11},{"created_at":"2026-06-04T05:03:49Z","element_count":70,"note":"GA batch-improve pass2 2026-06-04: 総合 89.9→91.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 91.3 (美 100 環 93 楽 100))","saved_by":"editor","sha256":"570ac6e0c605d5c5c951fb343a1ab0a51f91e9e36ae36866ea10c3b96504876d","version":10},{"created_at":"2026-06-04T04:54:36Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 65.8→89.9 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 89.9 (美 92 環 93 楽 100))","saved_by":"editor","sha256":"0e5909c5085df3ae8cbe5b7948fd847a3007202e4a349cc99890218189a6c702","version":9},{"created_at":"2026-06-04T04:54:36Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"1c6817738db8e5ad76fe63e94dead889630845a7ceaff9bac687f212f2093bc5","version":8}]}