{"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-dhbx6dte","versions":[{"created_at":"2026-06-04T06:04:17Z","element_count":98,"note":"GA diverse final 2026-06-04: 総合 89.7→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":"6d170c3b9480fc44d687a36e03c4b79f29371985e615c4bc7b69a5d33f4919d9","version":11},{"created_at":"2026-06-04T05:50:22Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.5→89.7 (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 89.7 (美 94 環 99 楽 91))","saved_by":"editor","sha256":"1c8754b0dd89267f21c6b2d90969c3a6145a197b5df304c3ad5cccfe1dfca570","version":10},{"created_at":"2026-06-04T04:58:28Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 43.7→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":"9534bb8d6f3cb47ffb89fbd7c250830a69908d7179b2affb81c530922a537b99","version":9},{"created_at":"2026-06-04T04:58:28Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"4c8fd583ece8c5db115ddabec45166a83b38b736d0bf9b97c2bc9eb8c473673e","version":8}]}