{"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-engawahousev4kennyre-7xeyb4uj","versions":[{"created_at":"2026-06-06T19:47:45Z","element_count":73,"note":"GA night 2026-06-07 R1: 総合 95.0→95.1","saved_by":"editor","sha256":"6cb165d8c23f5620b5037cb9cdda1253605eca44808a22726286a7308c2c3472","version":5},{"created_at":"2026-06-04T05:51:58Z","element_count":71,"note":"GA diverse re-design 2026-06-04: 総合 97.3→95.0 (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 95.0 (美 96 環 99 楽 91))","saved_by":"editor","sha256":"d6fe85aefd2dc42b4e905b1ce5f4e630fb07704168d14fb93f30fb6c5e92a3cc","version":4},{"created_at":"2026-06-04T04:59:43Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 13.0→97.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 97.3 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"60fdcbb8f9ec747159463daec0e09742372a19230c310d8050f0073454efdde2","version":3},{"created_at":"2026-06-04T04:59:43Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"9ae1257eb1ccd365ed817428e35e0e0eb2e1cfa0147dac97016b81710ccbd9eb","version":2}]}