{"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-3d1fe4ry","versions":[{"created_at":"2026-06-04T17:00:35Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (95.7->96.3)","saved_by":"editor","sha256":"109b3a8529b55a783c1f95f5d348547acd12d3f92e38237c35855bfcabe16a3c","version":12},{"created_at":"2026-06-04T14:57:05Z","element_count":73,"note":"polish: batch-improve-100 2026-06-04 (95.6->95.7)","saved_by":"editor","sha256":"8ee39d783a281f792c47db58aff2c1642829176f75c9e7d5e0f0ece54d5b6e41","version":11},{"created_at":"2026-06-04T05:52:16Z","element_count":73,"note":"GA diverse re-design 2026-06-04: 総合 95.9→95.6 (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 95.6 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"7d3e2506a691f6137840c072577d82ae66fd94a5722277e046b9ceea093218a8","version":10},{"created_at":"2026-06-04T04:55:39Z","element_count":102,"note":"GA batch-improve 2026-06-04: 総合 60.4→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":"c3eeba2b615e993f93a97c765245e6ec91719621fa1eb8c5ed399e584085fb3e","version":9},{"created_at":"2026-06-04T04:55:39Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"95b97bd91483155f0911a14e3cbfadd04b24f3e97fc709bffcbacb4d7bc61d5b","version":8}]}