{"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-90ft1wr9","versions":[{"created_at":"2026-06-04T17:00:17Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.4)","saved_by":"editor","sha256":"ae6540338122b221949991cd445ea9a5835e0cee077ecf95ae369971284eb794","version":12},{"created_at":"2026-06-04T06:04:32Z","element_count":55,"note":"GA diverse final 2026-06-04: 総合 88.4→90.1 (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 90.1 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"f41793365928252294f42a2e425d5295c0d9ad113ae15cebc6b33eef4a361987","version":11},{"created_at":"2026-06-04T05:50:21Z","element_count":53,"note":"GA diverse re-design 2026-06-04: 総合 99.5→88.4 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 88.4 (美 93 環 100 楽 91))","saved_by":"editor","sha256":"587b0efad147e585ba8285b1ab34e84a7fdca31f5e55ba25d3049c84d25fc1b4","version":10},{"created_at":"2026-06-04T04:54:05Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 67.5→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":"c7fef2c96afe39858ef4724a90adf478e62b451b688fc48ba29c23ed12e6d52a","version":9},{"created_at":"2026-06-04T04:54:05Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"346fe0fe5a72c67e5c87b8b93fc9ccce67deb0ee89b414d563bff47eb8664630","version":8}]}