{"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-t0juz9r0","versions":[{"created_at":"2026-06-04T16:59:48Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.3->99.3)","saved_by":"editor","sha256":"f1c7f33f05dbe70d6d0250a9ae33b14d7525fa7d4f8007701f8ce4a48787fdc0","version":12},{"created_at":"2026-06-04T06:04:31Z","element_count":55,"note":"GA diverse final 2026-06-04: 総合 88.6→90.3 (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 90.3 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"4f22fa218cca285112ff5859ad94c6aae699fa2046a1d249af7df9f29befc6e2","version":11},{"created_at":"2026-06-04T05:49:53Z","element_count":53,"note":"GA diverse re-design 2026-06-04: 総合 99.7→88.6 (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 88.6 (美 94 環 98 楽 91))","saved_by":"editor","sha256":"f9b37d49a35e6bd04edc5e672c55d4b1a9feabeb13bcec9f94866902ad82f13b","version":10},{"created_at":"2026-06-04T04:52:35Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 75.4→99.7 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"8867a4489a04f5616eefa032d56a2e621c93b4784e103d99a19803e0fc55079f","version":9},{"created_at":"2026-06-04T04:52:35Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"10a47bbdd2e09bc8055afeba647cc766534b40b971781f9cb49489e654cad15e","version":8}]}