{"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-11etnqcc","versions":[{"created_at":"2026-06-04T17:01:11Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.8)","saved_by":"editor","sha256":"5a5c0938c50ec9018feb429d1c3b72f4a8fdcddb4a824aeb59d97b0b187cfdbc","version":11},{"created_at":"2026-06-04T05:50:12Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.5→90.1 (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 90.1 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"0af5011895fce6d7fbe5fab28580678b8303c5e31fc526077a45d6577bf66bc1","version":10},{"created_at":"2026-06-04T04:53:39Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 69.4→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"341e70c12592084c4b4681ccdc2e1dddb81940f31d1ebe01ed74078cedd3ac29","version":9},{"created_at":"2026-06-04T04:53:39Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"708a1483eec05ea894ca6aea4fe10e1299a9530d08a687346c2ae520337695e8","version":8}]}