{"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-g3-6kvq36kf","versions":[{"created_at":"2026-06-04T17:00:27Z","element_count":79,"note":"polish: batch-improve-100 2026-06-04 (95.2->98.7)","saved_by":"editor","sha256":"4051f5fa61d08a28a07c7efeff7d489c4b61800798d0e3bfd2160cc5ea44cb83","version":6},{"created_at":"2026-06-04T14:56:44Z","element_count":73,"note":"polish: batch-improve-100 2026-06-04 (95.1->95.2)","saved_by":"editor","sha256":"dee983a19164a1aa210c00cfbf68e851c7425523714c204679aa788889e846c3","version":5},{"created_at":"2026-06-04T05:52:21Z","element_count":71,"note":"GA diverse re-design 2026-06-04: 総合 95.2→95.1 (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 95.1 (美 96 環 99 楽 91))","saved_by":"editor","sha256":"3189515d82e1e2f1e9ebcc334e3464f0384ad5402cbc8e451c1bf99636eda9a8","version":4},{"created_at":"2026-06-04T04:53:17Z","element_count":73,"note":"GA batch-improve 2026-06-04: 総合 70.8→95.2 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 95.2 (美 96 環 99 楽 91))","saved_by":"editor","sha256":"54445d0a08305e4523b37163d072c45113dd5c21ef2f1dc30a6f2ac45a96c141","version":3},{"created_at":"2026-06-04T04:53:17Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"c95153a9f15953b9ef763e915bcaf9b5e2507ad9dac745ba1445222d6881fb3d","version":2}]}