{"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-i0pmdso8","versions":[{"created_at":"2026-06-04T17:00:13Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (93.1->97.8)","saved_by":"editor","sha256":"c36f213c2f4db550799b1fefa03ce371f72348cdaee173fe5adaef769c3becfe","version":11},{"created_at":"2026-06-04T05:55:31Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.1→93.1 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.1 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"ca78b0e495aed97e9224b744d0879782684fb2099906b961c99173f584fc0d50","version":10},{"created_at":"2026-06-04T04:55:01Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 63.7→93.1 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.1 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"1cb9d7882696d53810f0fd6f7b69761067e9e4b8addf139d6ce5081055d1d476","version":9},{"created_at":"2026-06-04T04:55:01Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"cf41fb1e554b88fe3a150190dc84207d043ee01f4616996b00fd91abfecb8dfd","version":8}]}