{"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-zj1xjy3i","versions":[{"created_at":"2026-06-04T16:59:20Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (96.0->96.8)","saved_by":"editor","sha256":"4b28ce939b9e290a829c96b17b2814a68d0ee116cdb2c016a96cab8c73219fc0","version":12},{"created_at":"2026-06-04T14:56:44Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.9->96.0)","saved_by":"editor","sha256":"ab3cd491bb1e08c83860ecbff4eaf7b4312bd2a9c1ea3cdd450ec7a242e8e73a","version":11},{"created_at":"2026-06-04T05:51:22Z","element_count":73,"note":"GA diverse re-design 2026-06-04: 総合 98.6→95.9 (総2階(箱)・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 95.9 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"0c2fb75f67ae36d14e00180dc2612bf347cc0fa20076df3ba11e7b5568f9beb1","version":10},{"created_at":"2026-06-04T04:55:34Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 60.9→98.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 98.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"802bb1350b51ee4c7da25b2d1f4ee149edc246ae9ddcff61b8d317e290f17427","version":9},{"created_at":"2026-06-04T04:55:34Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"aae65f7de7888095dd31868f64c2c7cdebcdd3984205c4b1247b2811e3d9da35","version":8}]}