{"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-e7a2r7ll","versions":[{"created_at":"2026-06-04T16:59:55Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"074087fec944fd377bd988486d8d050f6e0091a3f8e91159a41dcb88a6ac63ea","version":11},{"created_at":"2026-06-04T05:53:09Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.4 (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 92.4 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"b941813a3b4795f815686e4363b2f9fd912958a9ed4aace4ea2961ed9c3ba3e1","version":10},{"created_at":"2026-06-04T04:55:52Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 58.9→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"f8d6a165c51c0bccc3b92e8099027a925f06080bd21592bb120a652cc1fe65ad","version":9},{"created_at":"2026-06-04T04:55:52Z","element_count":24,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"9e723a082b7a896bbdf53ec1c973e10ee4fdbd739e5b0fb4a87f5395809837af","version":8}]}