{"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-suy4f98o","versions":[{"created_at":"2026-06-04T16:59:49Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.2)","saved_by":"editor","sha256":"da43a2b4fda7163e7092ad2d8228732edb34a071ec5a1c5574435c8e678202a4","version":12},{"created_at":"2026-06-04T06:04:21Z","element_count":55,"note":"GA diverse final 2026-06-04: 総合 89.6→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":"23de246c3f2566045318b3d188222196e8ebc2dc3b5cfe482f9c3458d6cf195c","version":11},{"created_at":"2026-06-04T05:50:31Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 99.5→89.6 (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 89.6 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"e0d2407cd55b8dfb3407d9031136cb6fe96845425237e05a38c12d338d4f5439","version":10},{"created_at":"2026-06-04T04:57:35Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 46.5→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"5974b70806e2ad6ad881f01b475a5c3fb542515725bdf30df138552bd4505686","version":9},{"created_at":"2026-06-04T04:57:35Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"66ff36eca2fd244d25744925054d9564ec6be082e7c425b84de8508ff9551219","version":8}]}