{"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-a6of30te","versions":[{"created_at":"2026-06-04T07:22:11Z","element_count":99,"note":"GA polish 2026-06-04: 総合 96.7→98.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 98.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"caae988b1b70502905fbf6b60ba07ff5b569426eb066a73f8d0890e88714fce2","version":11},{"created_at":"2026-06-04T05:52:13Z","element_count":102,"note":"GA diverse re-design 2026-06-04: 総合 96.7→96.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 96.7 (美 94 環 100 楽 100))","saved_by":"editor","sha256":"3b26c8b44d30956bc3d1298d66dc75fd25cfb4c0dfc6fbf6dc073abc78fd1631","version":10},{"created_at":"2026-06-04T04:53:15Z","element_count":102,"note":"GA batch-improve 2026-06-04: 総合 71.3→96.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 96.7 (美 94 環 100 楽 100))","saved_by":"editor","sha256":"76fee904b04fb81d1f6935519c8812c7100abef5df1081f5765307979a6dae3d","version":9},{"created_at":"2026-06-04T04:53:15Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"f72190a6fe09bbd826c4d2c39a5f050335a6fe9dd36f8917d19d8dbffb96ea6e","version":8}]}