{"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-g2-zfjteo7v","versions":[{"created_at":"2026-06-04T17:01:08Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"1b5980b3999c31a2e03dd494750a5864ee271b1dfd57a8652fe457a8706e4a2c","version":5},{"created_at":"2026-06-04T05:52:29Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→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":"2d8ad8e9cd6879bd7909669baa4f7a70184d04d19570098ae3d55fca583051bd","version":4},{"created_at":"2026-06-04T04:59:01Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 38.7→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"e372b812459b24e11f093f474c829bc39801fa4c759e3cf3998ae92166983169","version":3},{"created_at":"2026-06-04T04:59:01Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"ec715a4342e348b179c79825e88198d81ef52007a3d382ebf290c41d0566cbbf","version":2}]}