{"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-ti6yqph3","versions":[{"created_at":"2026-06-04T17:00:27Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.7)","saved_by":"editor","sha256":"172bbca20e88ac1743d95f7884a70bfd2ab7bfd3614e78495c9c76a13ac78bd7","version":12},{"created_at":"2026-06-04T14:57:00Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (90.0->90.1)","saved_by":"editor","sha256":"c93b271aee96d744ed763644cb2b105972d8ad583ad8ceb2c1f007f4b47a749f","version":11},{"created_at":"2026-06-04T05:55:43Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.6→90.0 (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 90.0 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"ba829089e82720fb0fd66c2e6aaf243e09a697c37b2cbc071e3f66e949ab04d5","version":10},{"created_at":"2026-06-04T04:53:26Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 70.1→92.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"7b8a6cb264b31001e90f704546955ae266da0818f84f85616b044ac616adf0c0","version":9},{"created_at":"2026-06-04T04:53:26Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"f869c54bb4a553657bbd5c22e316d2d532e4d6e9c4f8b605b6f4e3a9809bcbe6","version":8}]}