{"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-s00wiv6g","versions":[{"created_at":"2026-06-04T17:01:27Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (93.7->98.9)","saved_by":"editor","sha256":"893885df5bf2c06c99774a679c18c26af4e4cf7e0aa75e66020fa324e58543aa","version":12},{"created_at":"2026-06-04T07:22:26Z","element_count":70,"note":"GA polish 2026-06-04: 総合 92.5→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"d28aef16d58c1374cfb8eaaf37d96c81799b6de07169adc434f66c62f4b8f623","version":11},{"created_at":"2026-06-04T05:54:01Z","element_count":72,"note":"GA diverse re-design 2026-06-04: 総合 93.7→92.5 (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 92.5 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"a44a1ad1ca5dcd60e710d95ef900191102811a6995deddd01d4876e8f304fdcf","version":10},{"created_at":"2026-06-04T04:58:52Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 39.0→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"92ade27d4ae78cc15f53a81cc946c57f29704b41f3279ba779204b29d18b71ab","version":9},{"created_at":"2026-06-04T04:58:52Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"0134d6203b51f2a442132ea28c9f1dbe9e035f92847853c050363bb543feafe4","version":8}]}