{"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-8l2qqyqi","versions":[{"created_at":"2026-06-04T17:01:34Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (94.6->99.6)","saved_by":"editor","sha256":"7e6a84591ee1a87ea65a3aaa30dbdf6177ec71f70215a150d0b24150a7bf1f3d","version":11},{"created_at":"2026-06-04T05:52:40Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 94.6→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":"cf6e0826d2c1b4772abef942c6d4fcdc7307cd96d99145b0f15a86a9fbae00c3","version":10},{"created_at":"2026-06-04T04:55:36Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 60.6→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":"06e5af23364db0f0a083f9f69e783c09b100cf6e6e944de2e7b51876cd8babf9","version":9},{"created_at":"2026-06-04T04:55:36Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"3165bea6403c3d6b96f794752d8dfa0d68d23a12115cc627e3f2115926b313f4","version":8}]}