{"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-g4-pcz0ulz6","versions":[{"created_at":"2026-06-04T05:49:37Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 99.9→99.9 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.9 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"f2e876ac39ded3d6653e66cfae0dbf095fb57afd89c07208464c728814cde07b","version":4},{"created_at":"2026-06-04T04:59:06Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 38.4→99.9 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.9 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"ce353d155dd5967a63643be330c58e846eb749688d10a6f8c3ab55ec8e5cd742","version":3},{"created_at":"2026-06-04T04:59:06Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"cb4f44c6f9a6d82939fd4262ae994939718e1a91e6499659ec2b04baf40a46fe","version":2}]}