{"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-3k1rik79","versions":[{"created_at":"2026-06-04T05:50:18Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 99.5→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":"03d613283089be1ad2e661632a2784791e675ac508f95bb15cebe38ab51dbba0","version":10},{"created_at":"2026-06-04T04:58:26Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 43.9→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":"a6269a8642a3e8406829100ec98c9f45ff3a184b3dae5433c3ce283cd92d52e3","version":9},{"created_at":"2026-06-04T04:58:26Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"ad79d4885f89bc4933a0c704a190805a4feb299d872c2e51d4b0a8e809b64653","version":8}]}