{"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-djenbyb3","versions":[{"created_at":"2026-06-04T17:00:40Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (91.0->99.5)","saved_by":"editor","sha256":"0db09337651635c83c07fd7dee7ca0a2bcac71ec946ce47d39ff83a7fb47bdaf","version":12},{"created_at":"2026-06-04T14:57:08Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (90.9->91.0)","saved_by":"editor","sha256":"43fcb428d8f2a69b68a0412ce36c9df0d7cf4d23c4b0ecff1f60a37d4026898a","version":11},{"created_at":"2026-06-04T05:55:55Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.1→90.9 (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 90.9 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"e902c87ef8e7bb50eb725626128d44f56db5408b918c4785f962868c9df5ea6f","version":10},{"created_at":"2026-06-04T04:57:29Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 46.9→92.1 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.1 (美 92 環 100 楽 100))","saved_by":"editor","sha256":"853cdcd6bc0437dfc77fb97eea7d66734ac5472040bb88728232696cb7a22241","version":9},{"created_at":"2026-06-04T04:57:29Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"ab1526dbf208560c2bc829e1e99562ed9a5ac8c512f0c00ea44d160565b33cd4","version":8}]}