{"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-dumbl7sb","versions":[{"created_at":"2026-06-04T14:57:01Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.8->95.9)","saved_by":"editor","sha256":"96553cec7d2fbb12b2be3a93ddd5f72ff1b9e1fe1b25a362f610d1cab654554f","version":11},{"created_at":"2026-06-04T05:51:18Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 98.7→95.8 (総2階(箱)・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 95.8 (美 95 環 99 楽 91))","saved_by":"editor","sha256":"b326294b8acf6dbad8d96bfefed7f45a4ecd6d8600cf3c4de35e162d38b3aa4e","version":10},{"created_at":"2026-06-04T04:54:26Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 66.3→98.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 98.7 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"6f2190dc146d7edfff38348c9923cd98b48bb5cecbf39e35cb1e855e5fb75d34","version":9},{"created_at":"2026-06-04T04:54:26Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"16c3f9a43c8dc4d5f3a4bbaf53321145dc0496f69470b9ecf1ee86a0c0a09e7c","version":8}]}