{"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-wpq1z6wa","versions":[{"created_at":"2026-06-04T17:01:29Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"a175ebee9ab1ed5cca33c4df9f902f512784f68ebcb7c0014df9be3ae4c2bd21","version":12},{"created_at":"2026-06-04T14:56:55Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.0->92.4)","saved_by":"editor","sha256":"a28fb3b8ea15298878817e1fd4b08bdda9ed4e42807f0473ca48e8a67f51755e","version":11},{"created_at":"2026-06-04T05:54:49Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 93.6→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":"493fd17c8914a51583f4daaadc8ed4ef0cf7d1a4310222e4d0a171ac287f393d","version":10},{"created_at":"2026-06-04T04:56:39Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 52.1→93.6 (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 93.6 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"aa9489a96534a202033130994e2f35c54ad0a5456945aee3d5753767d4ec6ff3","version":9},{"created_at":"2026-06-04T04:56:39Z","element_count":16,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"36b41b8276e85bcda065f576b735684ebeb743c216a880e8e2f43198a8cc4951","version":8}]}