{"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-9jej2hik","versions":[{"created_at":"2026-06-04T17:00:30Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (93.3->98.1)","saved_by":"editor","sha256":"4daf5c46ec00b8d4d96a7fbe393040a3b5808f5711e5e7e70a08c2c1df028b4d","version":11},{"created_at":"2026-06-04T05:55:37Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 92.6→93.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.3 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"cf084720f7950430cbe1cb1c1ccb3ce3fefd6cb65a3e631e455bc949fd261d16","version":10},{"created_at":"2026-06-04T04:55:54Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 58.8→92.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.6 (美 94 環 100 楽 100))","saved_by":"editor","sha256":"e9b75128c653811bfd8bf383bbcd5295e983b6d602e26de30cae62a1e40e7452","version":9},{"created_at":"2026-06-04T04:55:54Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"121abf1bfa2ae3ae8e484b36d4a275a5ec108ce357cfbff7ee6d5f521dd53733","version":8}]}