{"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-1lkztgw1","versions":[{"created_at":"2026-06-04T16:59:29Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (96.0->97.0)","saved_by":"editor","sha256":"d393d53e876fb82678a7d9899ee73d48aecbc2151e5f45bfc47a4954ad5578a5","version":13},{"created_at":"2026-06-04T15:25:56Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.9->96.0)","saved_by":"editor","sha256":"d12bc6a228a5aa21839ecf49faa93e2e62e91cba4529c71b8b0290818c98094a","version":12},{"created_at":"2026-06-04T15:24:58Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.9->96.0)","saved_by":"editor","sha256":"d12bc6a228a5aa21839ecf49faa93e2e62e91cba4529c71b8b0290818c98094a","version":11},{"created_at":"2026-06-04T05:52:13Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 96.7→95.9 (総2階(箱)・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 95.9 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"62e4814f1e5448790da890c31d5e1c1f08a3eddd7e1042df4a1a2db32c609ff2","version":10},{"created_at":"2026-06-04T04:53:16Z","element_count":102,"note":"GA batch-improve 2026-06-04: 総合 71.1→96.7 (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 96.7 (美 94 環 100 楽 100))","saved_by":"editor","sha256":"3009ad11c6a1babc023b5422747a56f79e361e6c5e64f3c5a26b51112a020bef","version":9},{"created_at":"2026-06-04T04:53:16Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"084ce072fc07aa2a8acf49233a60de5964e2c551fa303e85c73f8cd69df13955","version":8}]}