{"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-nlsmknim","versions":[{"created_at":"2026-06-04T05:49:24Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 100.0→100.0 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 100.0 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"082e983c231560c750dcb58c6792ea0bb58ec3d9c509b9aa89a9aaa22be5ac60","version":10},{"created_at":"2026-06-04T04:54:06Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 67.4→100.0 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 100.0 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"45515d525374529547b7c6a897e412993da6da9df9fc8cfa05717cf1ab65362a","version":9},{"created_at":"2026-06-04T04:54:05Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"35affa3205e8d01f3400f6e76f9792481cb2e04b3e13e58d5b866142b39261db","version":8}]}