{"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-u2ttrurk","versions":[{"created_at":"2026-06-04T05:55:36Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 92.8→99.8 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.8 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"4c9a732c43589aad20de6204e04d12ad23fa1058386e560d670aee9d14be7bce","version":10},{"created_at":"2026-06-04T04:53:01Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 72.7→92.8 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.8 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"480d11b1472668e96f3009bc39477139f29e24725c7a378945969e647fda6af0","version":9},{"created_at":"2026-06-04T04:53:01Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"5b618a18c7e2ed3f49340d8052b049165cb5c052c08c762a9e858458bf4c41c3","version":8}]}