{"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-tocom85w","versions":[{"created_at":"2026-06-04T17:01:10Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.4->98.7)","saved_by":"editor","sha256":"db2c66d347716d7108e2f0ceab319bddd9d652df8e846c0b000976520619e33f","version":12},{"created_at":"2026-06-04T14:56:51Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (90.2->90.4)","saved_by":"editor","sha256":"acecbec487f096c2fd2e454f590d4b87ec674974146e30fc1f3488c6a0cc49c6","version":11},{"created_at":"2026-06-04T05:49:41Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.8→90.2 (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 90.2 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"a91af4cf95e8a00d34684e9fe27a690ad0b782186a359be0529ed495692b8b62","version":10},{"created_at":"2026-06-04T04:54:15Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 66.9→99.8 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.8 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"5e2c323855ffafbdda31ed93087c30c213112610c820a0609af28dc04f6e9c3a","version":9},{"created_at":"2026-06-04T04:54:15Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"faf018136568dacd414edac98cfe76e26f0cacf35529b5cbc0ffa409c5d47e08","version":8}]}