{"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-e6u3m0y6","versions":[{"created_at":"2026-06-04T17:00:39Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (91.5->99.7)","saved_by":"editor","sha256":"3dcd8ca58a279a778b67b4854b196a1bbfac7c1041b9ff098ef8ee30829a39c8","version":12},{"created_at":"2026-06-04T06:04:22Z","element_count":55,"note":"GA diverse final 2026-06-04: 総合 89.5→91.5 (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 91.5 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"2b35fe0c384dde6fc7c47cd9a53ed9a221210efb57ed9506f595abed95bbd249","version":11},{"created_at":"2026-06-04T05:53:53Z","element_count":53,"note":"GA diverse re-design 2026-06-04: 総合 93.7→89.5 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 89.5 (美 92 環 100 楽 91))","saved_by":"editor","sha256":"f8e3a760958a83eac035fd15da3e2e6bfbbf5c46f71a6a8e1fb9919795b8ad5c","version":10},{"created_at":"2026-06-04T04:58:21Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 44.6→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":"386d3fbc22ef3e003f77074c1aa3f07a24fa02c38a76be815044d48d757ed863","version":9},{"created_at":"2026-06-04T04:58:21Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"5312da69230500fd21cfadde626bffbd99433fc527c0941a52252794894c808c","version":8}]}