{"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-108fajeh","versions":[{"created_at":"2026-06-04T17:01:23Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"e701c5a2b1c2bad7c6564577d2ec0279cf70ad17dfa6d1074bb10dea66741e8d","version":11},{"created_at":"2026-06-04T05:55:34Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.8→92.4 (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 92.4 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"37668e40c017993261e19f041bc9a0dea5e3bbc745135d6a3a1f70ecf5cac6cd","version":10},{"created_at":"2026-06-04T04:57:06Z","element_count":71,"note":"GA batch-improve 2026-06-04: 総合 48.6→92.8 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.8 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"e0627e190a43e558b86952c7096012fb3966cffdf793a05ef83546d368bf2b67","version":9},{"created_at":"2026-06-04T04:57:06Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"bf83a1c76e21179ed00be4243fe6502dba9a729a64b566969bf42de3da29bba8","version":8}]}