{"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-426a2p4j","versions":[{"created_at":"2026-06-04T16:59:25Z","element_count":60,"note":"polish: batch-improve-100 2026-06-04 (92.2->94.1)","saved_by":"editor","sha256":"d9b6f85ce4dfb5b4863d5d97b26075f34044d3319c58c390affccebdefefdc22","version":12},{"created_at":"2026-06-04T06:04:18Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 89.7→92.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.2 (美 100 環 98 楽 100))","saved_by":"editor","sha256":"6436505ab55a50869b0adbcc12fbab371108ba1c96e74440e32ddf8b4da25240","version":11},{"created_at":"2026-06-04T05:55:52Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.2→89.7 (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 89.7 (美 94 環 98 楽 91))","saved_by":"editor","sha256":"faae2e2d598c67378eae3767904741da31faeaad3c6db1ac94396d19e2c5822a","version":10},{"created_at":"2026-06-04T04:53:03Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 72.4→92.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.2 (美 100 環 98 楽 100))","saved_by":"editor","sha256":"a43bc99c73948e1fdc643180e22597d6a241f0a3bbc945161d1b19a2f7bb1f3c","version":9},{"created_at":"2026-06-04T04:53:03Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"338bb5c6980e614baa84e074893121923e555259c534764a23996abfee6ba723","version":8}]}