{"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-doma-f2hrt6wg","versions":[{"created_at":"2026-06-04T17:01:06Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (94.2->99.4)","saved_by":"editor","sha256":"dcd7c203109e256db2ea5d6f8ae07c0c52b3d78a21bd2bbc954ae3c1a1197727","version":11},{"created_at":"2026-06-04T05:53:35Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 94.2→94.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.2 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"90457ec70ce09b5d8a40a3d2620bf6d539f18329fc2f661669df211975e4507f","version":10},{"created_at":"2026-06-04T04:55:01Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 63.8→94.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.2 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"2c8899078d5e78cc0f6bd5141d9c60303a6dd55b2b8237890d74ebb0ffe5319c","version":9},{"created_at":"2026-06-04T04:55:01Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"f9116d1b1ba889c96afcce04e68b90838b67e1ef7380172ae405f8776ad44e8c","version":8}]}