{"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-s9q1fqm3","versions":[{"created_at":"2026-06-04T17:00:13Z","element_count":60,"note":"polish: batch-improve-100 2026-06-04 (92.4->94.3)","saved_by":"editor","sha256":"2f0c5f33c4c81f7b68fb10f6774f96e50ad8ad157c4c3436b7e3be06c2ed68e9","version":12},{"created_at":"2026-06-04T06:04:14Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 89.9→92.4 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.4 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"381143b1f031e8f04cb00815e11df46abe352580a0e6a1ec96869c521be790b0","version":11},{"created_at":"2026-06-04T05:55:48Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.4→89.9 (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 89.9 (美 94 環 99 楽 91))","saved_by":"editor","sha256":"feca7beecc83bfcf313df14acf0e0ef172bd7cc02cceee7c67ab8fb3c522a2a2","version":10},{"created_at":"2026-06-04T04:57:31Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 46.8→92.4 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.4 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"c573e47eaddc9947a197697b422d66951d18d9eda3bb9ce9cbe1f856042c9ea2","version":9},{"created_at":"2026-06-04T04:57:31Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"e8aef32d11383dc0eb58976d8045c78ecbddb45a23c32f4d7714361af1c29117","version":8}]}