{"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-3iqqbos8","versions":[{"created_at":"2026-06-04T05:49:54Z","element_count":98,"note":"GA diverse re-design 2026-06-04: 総合 99.7→99.7 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"285e057088b83aa5eb76c40be2fe5ffcbfe8e3fdc772eaec0daf41bbcaf3814d","version":10},{"created_at":"2026-06-04T04:56:26Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 55.4→99.7 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"0226d055e05cdaeac8e6136bdd0fd7072dce948fa925d4874d5f5e20198ee828","version":9},{"created_at":"2026-06-04T04:56:26Z","element_count":24,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"00e92b5b2a12d3edbf193d613458e2f89204580acad0247b4d8680fd0d871a8c","version":8}]}