{"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-vr3s9q7h","versions":[{"created_at":"2026-06-04T17:00:52Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"95beb27f7bd9f35cb62ff3a60adf28b7ba575aa0adc8dcb631fa78d7ab9f1504","version":12},{"created_at":"2026-06-04T14:57:07Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.0->92.4)","saved_by":"editor","sha256":"2e8a4057d65a6d08bb5847eabeb8e507098d2085f9276b1efb9b800589a5eee1","version":11},{"created_at":"2026-06-04T05:52:43Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.0 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 92.0 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"7738248e68d3a276ee6ce001405231bd3b0c1635db3f8b500ca3c8d3057d15d9","version":10},{"created_at":"2026-06-04T04:56:09Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 57.4→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":"cf596d8cda31c6f7c701837ea0f5e1c39ec4c2566739866ee2f6b8c81a757c93","version":9},{"created_at":"2026-06-04T04:56:08Z","element_count":24,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"adb1c2bf0cd140fb6287a7124f8a2593e9a4c04c96252183cb5474398725dcf2","version":8}]}