{"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-z8kurck2","versions":[{"created_at":"2026-06-04T17:01:15Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"e1995400a9e3dde08c9cad07b166826278659a119dbae172bfb3b65ce5e1b585","version":12},{"created_at":"2026-06-04T14:57:03Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.0->92.4)","saved_by":"editor","sha256":"984cc579ba9b28f26b88617148bbc99f1ed86d0ec964d659b4adcfb57c0fb04f","version":11},{"created_at":"2026-06-04T05:52:50Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.0 (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 92.0 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"59ec3842119ebbfcf386cbfa237b81b9426710518796b3f1d64a934d9100f857","version":10},{"created_at":"2026-06-04T04:59:04Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 38.5→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":"a070199f931694c7b866bfc8e7842bf3632e97ea4438c3a130b9227120ceb71f","version":9},{"created_at":"2026-06-04T04:59:04Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"e927905aaf02b6b78c64d0f4ab40ae3464b9e214e55d1e2416f0f0df3add472e","version":8}]}