{"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-vao92xe4","versions":[{"created_at":"2026-06-04T07:22:12Z","element_count":99,"note":"GA polish 2026-06-04: 総合 96.5→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"1e9a8ebd0d26c73052d855fa1a7ebbb862f9f8c481c789ef86e487da0ae01696","version":12},{"created_at":"2026-06-04T06:04:29Z","element_count":102,"note":"GA diverse final 2026-06-04: 総合 89.0→96.5 (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 96.5 (美 92 環 96 楽 100))","saved_by":"editor","sha256":"98673abe37c2c3cd2ddf5a378dbc420d8bab68d99d4da0d135432d8e792f0604","version":11},{"created_at":"2026-06-04T05:51:13Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.0→89.0 (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 89.0 (美 94 環 95 楽 91))","saved_by":"editor","sha256":"d15433be35875fada6f30750ef95799bd8a9fd75757343dcc4c86ec139135417","version":10},{"created_at":"2026-06-04T04:53:13Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 71.5→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"be7ad77064f93e302d7545c4d24492979f429c1a0f4856f78dfd75dbff70837e","version":9},{"created_at":"2026-06-04T04:53:13Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"4532d01e876bbbb94e6f97544edfc5eea35e4c3d8170325fe3ddb03d5dad9903","version":8}]}