{"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-3meuadle","versions":[{"created_at":"2026-06-04T16:59:45Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (93.5->98.6)","saved_by":"editor","sha256":"863d55f619770508c684a0dc90a0cd863c1a7cbdcb7ce8dd075720e807da4e70","version":12},{"created_at":"2026-06-04T07:22:27Z","element_count":70,"note":"GA polish 2026-06-04: 総合 92.2→93.5 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"82e9634b98efb5ae51fa62fceacd92605c9a6b2bb5df5e8c67fb70f6655f329b","version":11},{"created_at":"2026-06-04T05:55:19Z","element_count":72,"note":"GA diverse re-design 2026-06-04: 総合 93.5→92.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.2 (美 92 環 100 楽 100))","saved_by":"editor","sha256":"d37464c6f6469667fae817b7ed7a9812b11dc0889aa64413833e3e4ce64cfa6e","version":10},{"created_at":"2026-06-04T04:57:54Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 45.8→93.5 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"fe2c4d886f7267972b50b3db8bcc654f7056ee00ed8799b49ea3556638f49e1d","version":9},{"created_at":"2026-06-04T04:57:54Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"18d759ffbe20a138145d405e22069c74734eb9b1ec57b31efca682965444cb15","version":8}]}