{"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-dirhnoy0","versions":[{"created_at":"2026-06-04T17:00:44Z","element_count":56,"note":"polish: batch-improve-100 2026-06-04 (93.7->93.8)","saved_by":"editor","sha256":"7d89d1a50549eb279b815d93f1b244aa36f14ce56196fe6b7a8695a89f0e66d3","version":11},{"created_at":"2026-06-04T05:53:59Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.7→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"678ff0a76ddf0b29b0ac697b45fcf2c590ca5152ba41be58fa935422b7c0e5a5","version":10},{"created_at":"2026-06-04T04:59:35Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 34.0→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"c300061ba3883d0d817b281d29fc5f94dc3c96dc1e3ca567ba96e2824800dbc1","version":9},{"created_at":"2026-06-04T04:59:35Z","element_count":17,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"2b0d0f8c36380dfd359676545249dc34e811af7e11038592bae6391b87d80921","version":8}]}