{"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-28836uui","versions":[{"created_at":"2026-06-04T16:59:24Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"bf3c65a319ab8a3c5f329e0dfdaff96245f4241f3421a712cd5614b6cf4418c9","version":12},{"created_at":"2026-06-04T14:56:54Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.3->92.4)","saved_by":"editor","sha256":"766ee5fd75d9a9e54e4e647ec911edfefe8f7aeca1f47597197b1efe88d00ee8","version":11},{"created_at":"2026-06-04T05:53:10Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→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":"c9b1dad3e2f349bbaeab4ce52f4d0deec64e826d6d4d4fb7fa90c88ce367f492","version":10},{"created_at":"2026-06-04T04:59:28Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 35.7→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":"6323be1f66c0dfdcdd2f513fb5879317d028562052acf28a6777e05a9f9bc342","version":9},{"created_at":"2026-06-04T04:59:28Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"a608cca3db2ab5e720d111424e6f1e6343b672ee0a4f9478e892746702051e7a","version":8}]}