{"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-o8m1gao1","versions":[{"created_at":"2026-06-04T06:04:18Z","element_count":98,"note":"GA diverse final 2026-06-04: 総合 89.7→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"1cc88c5feab3e9db4900a1f61f8b3285b4a0b2f3868f2a362e90c0da075b8d5b","version":11},{"created_at":"2026-06-04T05:50:23Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.5→89.7 (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 89.7 (美 94 環 98 楽 91))","saved_by":"editor","sha256":"2de3777bf09e3b9fc9eb7446eca8b7d3023cc0116f4a3345d1129cd42ed9f9f8","version":10},{"created_at":"2026-06-04T04:58:35Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 42.6→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"a21c17dc1692ecdbed2122123e2ffec28c73659b6b63059d616daea7de9f3c81","version":9},{"created_at":"2026-06-04T04:58:35Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"071f3397b9f045b14ee6046a00e1e85d1aadc05b7a482e6e7c9b008b739b8dfa","version":8}]}