{"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-qn3o73qk","versions":[{"created_at":"2026-06-04T17:01:33Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (90.1->98.7)","saved_by":"editor","sha256":"d5f35a3a2a39ed0384d8996fdb7c08f56cadf247594b62c9d1ee9aca44b9e8da","version":11},{"created_at":"2026-06-04T05:50:32Z","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":"3f2d6260c481cc51c4cb74f24667ebc8420a5d446c161f2e4c980bca761ab78c","version":10},{"created_at":"2026-06-04T04:54:02Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 67.8→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":"0d9020904df8aa5ff015608c644fd801342ab3e524a7f351e06643bc4a1cd1b9","version":9},{"created_at":"2026-06-04T04:54:02Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"111b933a85771dea9c2c13ed86a6175da8ab6135783490e56d994de604413eb5","version":8}]}