{"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-hjz4f1zn","versions":[{"created_at":"2026-06-04T17:01:07Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (94.0->99.1)","saved_by":"editor","sha256":"7e7fa4608a9f8432dd200f6cf1c78e06242796aeefbfa58e8dd56616c7403c8f","version":11},{"created_at":"2026-06-04T05:55:27Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.2→94.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.0 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"354ed853d8c2ad1bc1dcf68d2891550615fd744d1961737705dcfe93b1e4719b","version":10},{"created_at":"2026-06-04T04:54:59Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 64.0→93.2 (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 93.2 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"311bdd87f349f25412ecc6b5a5083079e5032b26edb9fd5268bfcae75c48a614","version":9},{"created_at":"2026-06-04T04:54:59Z","element_count":28,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"57cf424678854f3c4fd47d7a52e4a482377f373f72bae40e4ab000cfddab7b7a","version":8}]}