{"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-eq6inife","versions":[{"created_at":"2026-06-04T16:59:55Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"a18a55795543d001f3be47fc3f9ceff60160367c680ae4315e1cb243efe95d53","version":12},{"created_at":"2026-06-04T14:56:58Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.3->92.4)","saved_by":"editor","sha256":"be82c992a247f697c0c837fe1996cc1efa3e177f3989560e91c156ec4fec22d1","version":11},{"created_at":"2026-06-04T05:54:53Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 93.6→92.3 (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 92.3 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"d55373f9ec9ef79e9b406c07141a0c199d12724f26f2b4924161d8a0cc5cdf99","version":10},{"created_at":"2026-06-04T04:55:15Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 62.4→93.6 (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 93.6 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"17b19996a28eafa3c36373dccc67b68f4029dcdd445d5ee8a5864a4ea299b95f","version":9},{"created_at":"2026-06-04T04:55:15Z","element_count":20,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"9b18c63f137321fdb4dad0fedbe0ee7b338502c9eeae89c003559700473d3ca0","version":8}]}