{"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-ct1p5dwp","versions":[{"created_at":"2026-06-04T17:00:18Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (95.7->96.4)","saved_by":"editor","sha256":"7e244571135705e1ed99879b1834ef1ce4112425ca38a260de44a2126026068f","version":12},{"created_at":"2026-06-04T07:22:15Z","element_count":73,"note":"GA polish 2026-06-04: 総合 94.6→95.7 (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 95.7 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"c28d66ff44bf4b6cd9a69112a70fdd75538926cab4a2e844cc256143b2ed4f21","version":11},{"created_at":"2026-06-04T05:52:16Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 95.9→94.6 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 93 環 100 楽 91))","saved_by":"editor","sha256":"04e8c12cdf58740722b7f3d4968f8195c3034615ead20438aff68d44368758fc","version":10},{"created_at":"2026-06-04T04:58:43Z","element_count":102,"note":"GA batch-improve 2026-06-04: 総合 41.4→95.9 (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 95.9 (美 94 環 100 楽 100))","saved_by":"editor","sha256":"47ae7941405c212d48018848500176e1ee72606ff0caf82dd46fd4b03b3faead","version":9},{"created_at":"2026-06-04T04:58:43Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"e8baf71901cf9f9a629a4bcc324c4a639c9a54f5eac0c81c24fcade0d6cc4f44","version":8}]}