{"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-49yypbf6","versions":[{"created_at":"2026-06-04T17:00:49Z","element_count":80,"note":"polish: batch-improve-100 2026-06-04 (96.8->97.7)","saved_by":"editor","sha256":"711b5c7d539790e2844924d7835b01f07edafba8390c2e24291c70dbc90c39c0","version":12},{"created_at":"2026-06-04T07:22:29Z","element_count":98,"note":"GA polish 2026-06-04: 総合 91.2→96.8 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 96.8 (美 100 環 99 楽 100))","saved_by":"editor","sha256":"6c4a98974b93eddf3cc1ff9444972dd64a56abfb0cefa68aadeb221403c6e109","version":11},{"created_at":"2026-06-04T05:53:30Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 94.5→91.2 (総2階(箱)・吹抜 縁側 ピアノ室 PV 天窓 / 適応度 91.2 (美 91 環 86 楽 91))","saved_by":"editor","sha256":"52e3b66184a6f74a1bbe893a4eac65d62bef7d3a1b33941e5d3eb52f86f513f8","version":10},{"created_at":"2026-06-04T04:59:41Z","element_count":73,"note":"GA batch-improve 2026-06-04: 総合 16.4→94.5 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 94.5 (美 96 環 96 楽 91))","saved_by":"editor","sha256":"196461b6287f2e7e6d176417c6304befbf21689f08e6e4e532ad366c980bbe7c","version":9},{"created_at":"2026-06-04T04:59:41Z","element_count":44,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"dae33b781971a655e4d80a0d69189c3ace0104a97be2d51e19671be588858955","version":8}]}