{"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-w2ml7w31","versions":[{"created_at":"2026-06-04T07:22:13Z","element_count":99,"note":"GA polish 2026-06-04: 総合 96.5→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"0b2faf064d68d0c414cdedc4a8e36e369d78390cb2bad511181bcb051188e25b","version":11},{"created_at":"2026-06-04T05:51:14Z","element_count":102,"note":"GA diverse re-design 2026-06-04: 総合 99.0→96.5 (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 96.5 (美 92 環 96 楽 100))","saved_by":"editor","sha256":"eabd9cdd63cedddd670f8a8b0d9ebfc1a46ec5e41dc23b4ef387d6f3b8e34b1c","version":10},{"created_at":"2026-06-04T04:58:00Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 45.5→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"1370a35eb47018d21fe4039f2bfe4cb0ec12cf1445e0224971d852b8fb229494","version":9},{"created_at":"2026-06-04T04:58:00Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"d96c0e78bb973aeadab5ee39133c400a77bf126e4fafc4b74b6b8e3f829de32b","version":8}]}