{"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-g3-a5eydkbi","versions":[{"created_at":"2026-06-04T17:00:45Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"5313a02b12428a0bdd06e4b40e8602fffaa7de32c7167e487f88ff22aa09f9da","version":5},{"created_at":"2026-06-04T05:52:28Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.4 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.4 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"7f3e5869187202e7c9edfb157792d0c0cb5ab157abfb781264ca2f3533158f20","version":4},{"created_at":"2026-06-04T04:58:32Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 43.2→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":"6546e8d03ab4e91f90c26877f3c5c69f46b9288126d86bb4b10c7557566e09b2","version":3},{"created_at":"2026-06-04T04:58:32Z","element_count":20,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"7793a5417b382d22a3552e4ea28fccfb201fafb220da651848c574d8cfcef9f0","version":2}]}