{"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-ujshx6u8","versions":[{"created_at":"2026-06-04T05:55:26Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.2→94.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.0 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"49dd318721a07959eebb16d1a6fba17f7b07ae3593a87ef227a72dd0fa7582a6","version":10},{"created_at":"2026-06-04T04:53:27Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 70.1→93.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 93.2 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"5d25ba6f96726a79f786031dc9fc67ad765ed68ce044550929c7cc68801b2003","version":9},{"created_at":"2026-06-04T04:53:27Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"eec6f22be0836dc3867aea8a8dc51b29980c89accf58c546208e5ea3f26124aa","version":8}]}