{"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-g0-xudxbaqz","versions":[{"created_at":"2026-06-04T17:01:02Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (91.4->100.0)","saved_by":"editor","sha256":"4bcdd76eb87c8d0af65929c7daa12d7591ae805ccdbeedd963e556ebaa121982","version":6},{"created_at":"2026-06-04T14:57:04Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (91.1->91.4)","saved_by":"editor","sha256":"ed3cd2c576fc91fb19df32d80d5522cd57d7dd25ea9c84e7943481423ec97725","version":5},{"created_at":"2026-06-04T05:55:34Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 92.9→91.1 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 91.1 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"c42b6a1ee6e57c9d851fc9a5f58ece883d5263094c4b9ef7f655aef9d3960f72","version":4},{"created_at":"2026-06-04T04:58:49Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 39.0→92.9 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.9 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"cd0e9e850f6af7940b3a63ea009389498f7a97ac4313d477f069ccf5ba5acdad","version":3},{"created_at":"2026-06-04T04:58:49Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"b36e154e61d64e795e9f5636a5da3bef39b050b1f3516625e98067628477acec","version":2}]}