{"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-ux9czv0x","versions":[{"created_at":"2026-06-04T06:04:23Z","element_count":99,"note":"GA diverse final 2026-06-04: 総合 89.5→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":"c33c02c026105c094772d3f73592a6d50f9720bcbae112731b2694f94fb9a80e","version":11},{"created_at":"2026-06-04T05:50:58Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.3→89.5 (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 89.5 (美 95 環 99 楽 91))","saved_by":"editor","sha256":"8ebdfe9a0d7f605f83d661fe02acf9ad0c956cf290484bb3ac8a78b3efa86d65","version":10},{"created_at":"2026-06-04T04:57:58Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 45.5→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":"c2d2dae2ad4df5eb858f5911673426247614ef8161c2975fdb12683bb83f19ed","version":9},{"created_at":"2026-06-04T04:57:58Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"b418bb7b3fc0f971e7615fd7945abfd0c683d58c66921b1225d22ff8f5bde089","version":8}]}