{"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-yjcu3chl","versions":[{"created_at":"2026-06-04T17:00:34Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (90.6->95.7)","saved_by":"editor","sha256":"282cf96054e95500e1e8bc05b332b84af047aa7530ce14fcfaf44f355ad1adf0","version":12},{"created_at":"2026-06-04T06:04:33Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 88.3→90.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 90.6 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"dff4b983a405aa38878cfd8acb6f716af8bab3977391ad8a84d578b119bf2416","version":11},{"created_at":"2026-06-04T05:56:10Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 90.6→88.3 (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 88.3 (美 96 環 97 楽 91))","saved_by":"editor","sha256":"d64daaa86ee93afc786f4f0578a17b2be69131ab9891bcdb2dee0c20fe834408","version":10},{"created_at":"2026-06-04T04:53:26Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 70.1→90.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 90.6 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"55f1fbfd4d8838513c6492f328a6de2263ac3dd0dfef1ab7a5e0ecdbd1d180eb","version":9},{"created_at":"2026-06-04T04:53:26Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"03a418adfdb9821ef81f7f893255b6e82ccb850f0836c9543fe6f48daf055095","version":8}]}