{"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-p4rm3s9b","versions":[{"created_at":"2026-06-04T17:00:48Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (90.6->95.7)","saved_by":"editor","sha256":"b0daf656b12317f3257ba0a9bec605e6c6e96468c8555871c64e54c0fc1ab60a","version":12},{"created_at":"2026-06-04T06:04:35Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 88.3→90.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 90.6 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"e12b68ed1e4f022e19a47ef349c714ca64f2279cb84f13349fb87ce2afc2c8b0","version":11},{"created_at":"2026-06-04T05:56:12Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 90.6→88.3 (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 88.3 (美 96 環 97 楽 91))","saved_by":"editor","sha256":"a59a7c3dc88dbe17726dddab5b44bb68044ee3f25791dfb4cad32a71c6ceaee3","version":10},{"created_at":"2026-06-04T04:53:19Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 70.6→90.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 90.6 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"1968ec45ecf7925132df93d6851451973134e425077174ede47f1939180301cc","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":"f85209e0d4a4b80fa5265b46c53cfad121e9c746fc03918fa6496656783f213b","version":8}]}