{"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-hplvfpyo","versions":[{"created_at":"2026-06-04T07:22:17Z","element_count":70,"note":"GA polish 2026-06-04: 総合 93.6→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"1f640667a1a4803c1566ca1c7be65660466d051b5e1644c710188caefc1f0470","version":11},{"created_at":"2026-06-04T05:52:41Z","element_count":72,"note":"GA diverse re-design 2026-06-04: 総合 94.6→93.6 (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 93.6 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"f3588b424d325b7eaca2b317b55e4c37802dda7e1f4ea833210f9c91410322d5","version":10},{"created_at":"2026-06-04T04:59:31Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 35.3→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"6d8569bdbd721e8c412e983fce120aacd50a8d5d860fbe86b755e28e655121b8","version":9},{"created_at":"2026-06-04T04:59:31Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"88e92eee362b6cab259022109d6e47daeb9e70e9c690cef472dd9e9ce641ed14","version":8}]}