{"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-33gtp9wv","versions":[{"created_at":"2026-06-04T05:50:22Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 99.5→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"03d613283089be1ad2e661632a2784791e675ac508f95bb15cebe38ab51dbba0","version":10},{"created_at":"2026-06-04T04:54:02Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 67.8→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"3956cde2d6d4e45c8b37aa3c1ba6b60877fc65e1384cc65cd7fb66d4df9420d7","version":9},{"created_at":"2026-06-04T04:54:02Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"1a69792ba3c8fa3cec713c9cab51c42e446d40a789581c919a1ac1a911f362f4","version":8}]}