{"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-mx3j8803","versions":[{"created_at":"2026-06-04T17:01:30Z","element_count":61,"note":"polish: batch-improve-100 2026-06-04 (92.2->94.1)","saved_by":"editor","sha256":"aeb2ea624760f4cad11cfe877f6a966a88cca0db5f23dcf91b674363791cda09","version":12},{"created_at":"2026-06-04T06:04:17Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 89.7→92.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.2 (美 100 環 98 楽 100))","saved_by":"editor","sha256":"eb878d88985b8f6315baa1d0be4d6815806113f0eb770f5e01d4af930a8e41c4","version":11},{"created_at":"2026-06-04T05:56:07Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 90.9→89.7 (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 89.7 (美 94 環 98 楽 91))","saved_by":"editor","sha256":"323f1483b891007cd4f0062d62461dd5dcda2c174cc6537cb39092575fccab99","version":10},{"created_at":"2026-06-04T04:54:18Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 66.8→90.9 (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 90.9 (美 92 環 98 楽 100))","saved_by":"editor","sha256":"620ebf4aeda45e08469d8ab192e2319a4f96c3a581cc08f9060955b38a9b8e4a","version":9},{"created_at":"2026-06-04T04:54:18Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"7a2d0c277e6eab68f2a63cf1cd11cfd6d3efd42255a5dc90e6c8f730b17f6e90","version":8}]}