{"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-2-wky4r51x","versions":[{"created_at":"2026-06-04T16:59:36Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (91.5->100.0)","saved_by":"editor","sha256":"3e5886e8c233f04ac6e6585a31184ec9598c11e5d2a2f5f393e4d02a50195737","version":12},{"created_at":"2026-06-04T14:57:07Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (91.1->91.5)","saved_by":"editor","sha256":"1a29e0a41aaaa48f7402aa877f37e9020a9bc7feb593177e54d379cef39e03fe","version":11},{"created_at":"2026-06-04T05:54:01Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 93.7→91.1 (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 91.1 (美 96 環 100 楽 91))","saved_by":"editor","sha256":"df35bc39bad729e655503e65e2860d0eda4bdec854523d47dc8ec0c3ce4a17b5","version":10},{"created_at":"2026-06-04T04:58:49Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 39.0→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"0ac962516fcafc3f40cd5ae544fc9748dfcc88ba13762486cc24635a5d33607c","version":9},{"created_at":"2026-06-04T04:58:49Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"ea0048ff0f3bb1cd165431491118600cc2ffc628c1821bd0688638e5e2a9de8a","version":8}]}