{"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-vhr7slez","versions":[{"created_at":"2026-06-04T17:01:04Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (95.9->96.8)","saved_by":"editor","sha256":"f990f41ec2783a376b983b9c0ec3e49710f1cc269cf97dde78f7151239c697fd","version":13},{"created_at":"2026-06-04T15:25:59Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.8->95.9)","saved_by":"editor","sha256":"32913ee54cb585a239e048020f298f4793e7d54d63d85f0a20f1bed1fd315f95","version":12},{"created_at":"2026-06-04T14:56:57Z","element_count":70,"note":"polish: batch-improve-100 2026-06-04 (95.7->95.8)","saved_by":"editor","sha256":"97976e8b88ce55f3f9c390a451e5c3a5777725987072ea5198d693f6a64f9e9a","version":11},{"created_at":"2026-06-04T05:52:18Z","element_count":73,"note":"GA diverse re-design 2026-06-04: 総合 95.8→95.7 (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 95.7 (美 95 環 99 楽 91))","saved_by":"editor","sha256":"6bd674012ee030941be734037f195ec5aafe9690bf555f3ac9490e27d9ea7eba","version":10},{"created_at":"2026-06-04T04:54:30Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 66.1→95.8 (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 95.8 (美 95 環 99 楽 91))","saved_by":"editor","sha256":"2ad8149e142e94bc25ad14f6fe4aa869f527b51c873ca1af66a0d91a555bd0e9","version":9},{"created_at":"2026-06-04T04:54:30Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"0ee450db6e67e45ba5a53a4b3846ca31309dc4996a55ed5cef33f8b36f50bd6c","version":8}]}