{"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-8l9vpuvd","versions":[{"created_at":"2026-06-04T06:04:26Z","element_count":99,"note":"GA diverse final 2026-06-04: 総合 89.3→99.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.3 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"638e5493921e02b62c6e36eb88052b393e5e4c35c050c8e2372fefb1ccbadc74","version":11},{"created_at":"2026-06-04T05:50:56Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.3→89.3 (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 89.3 (美 94 環 99 楽 91))","saved_by":"editor","sha256":"1fa2fb58ad2cc92c7c4c175a0ae7f99db64298b9122abc64a3ed43815166402d","version":10},{"created_at":"2026-06-04T04:55:25Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 61.5→99.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.3 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"5fc8f83a5fa0bee7d2f099653c7c0a021df98c1f22d767a23536611910351d15","version":9},{"created_at":"2026-06-04T04:55:25Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"acad7d75d0707b30236288bed6d1fedea393f291fa4ca5ef7bd80c6aefcdb3ce","version":8}]}