{"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-gywqle29","versions":[{"created_at":"2026-06-04T17:01:37Z","element_count":81,"note":"polish: batch-improve-100 2026-06-04 (93.7->98.9)","saved_by":"editor","sha256":"9077c8ad936a50033be9102edde5b3cc5b590c2e7bf3ee0dd2b8234c8db879e0","version":11},{"created_at":"2026-06-04T05:53:58Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.7→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"678ff0a76ddf0b29b0ac697b45fcf2c590ca5152ba41be58fa935422b7c0e5a5","version":10},{"created_at":"2026-06-04T04:58:55Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 38.9→93.7 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 93.7 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"449a7f3a784cdde89a37994ad319121077dc2c4cbb082b41b9a38c885b35f0b5","version":9},{"created_at":"2026-06-04T04:58:55Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"2a95fce66c88ecb387290294519a63c971ac598d439d33c5ad7262bed3530647","version":8}]}