{"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-g2-loyj02m1","versions":[{"created_at":"2026-06-04T17:01:34Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (96.3->96.9)","saved_by":"editor","sha256":"07e7dd28f818f7074d4ff7af4cd3c8807e7170bc2aa88ac408e5ad56c26b4169","version":6},{"created_at":"2026-06-04T14:56:47Z","element_count":73,"note":"polish: batch-improve-100 2026-06-04 (96.3->96.3)","saved_by":"editor","sha256":"10c8d29b27ddfe59b77e6f936a990f32f192e80a2f02f5164588756d12ae90ce","version":5},{"created_at":"2026-06-04T05:51:23Z","element_count":71,"note":"GA diverse re-design 2026-06-04: 総合 98.5→96.3 (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 96.3 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"ae1b2522d96cb483ff930ef9cbe578855e8d99cb77df05e1ac367b0b1d833155","version":4},{"created_at":"2026-06-04T04:54:24Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 66.4→98.5 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 98.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"dfde7a78ce9653991d39bd0b9093619268c4883c26c09956b2ded828453d1713","version":3},{"created_at":"2026-06-04T04:54:24Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"29a7e2c7fe10e7a6c2caf587b957fa1831091a8da3985e19d87ee2d004e5a41d","version":2}]}