{"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-2-6yh1t9qk","versions":[{"created_at":"2026-06-04T17:00:57Z","element_count":78,"note":"polish: batch-improve-100 2026-06-04 (95.7->98.9)","saved_by":"editor","sha256":"18104e498adf330e49df0cfa9ccf5e89fdc2e21e72bea0f1c6137662c3d58bd1","version":13},{"created_at":"2026-06-04T15:25:59Z","element_count":73,"note":"polish: batch-improve-100 2026-06-04 (95.6->95.7)","saved_by":"editor","sha256":"84bc1685e6a2f2e30fb701a61bd17d1a2231d28d81e16b042eb2aab5b4c9b3c5","version":12},{"created_at":"2026-06-04T15:25:02Z","element_count":73,"note":"polish: batch-improve-100 2026-06-04 (95.6->95.7)","saved_by":"editor","sha256":"84bc1685e6a2f2e30fb701a61bd17d1a2231d28d81e16b042eb2aab5b4c9b3c5","version":11},{"created_at":"2026-06-04T05:51:43Z","element_count":74,"note":"GA diverse re-design 2026-06-04: 総合 97.9→95.6 (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 95.6 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"7ff5dd10cafb0440c1d960b1a8774c346a5b9cad590733c7a5818e6877b83b7d","version":10},{"created_at":"2026-06-04T04:58:18Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 44.9→97.9 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 97.9 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"84777ef17d1a75de613884c3d07fc0d0014d5301519b59fb31282a7578259ea9","version":9},{"created_at":"2026-06-04T04:58:18Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"f543eafa3a65e083d5d7513134f3d1a7dca30b59be1cdc4ccaf0bc6108a4ad06","version":8}]}