{"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-sh9wuvi8","versions":[{"created_at":"2026-06-04T17:01:16Z","element_count":77,"note":"polish: batch-improve-100 2026-06-04 (92.0->96.2)","saved_by":"editor","sha256":"0e4193d2a6f554de8ac36d515fa6213ddb1f09fc70d8809499c0415f2a5e7c2f","version":12},{"created_at":"2026-06-04T05:55:57Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 92.0→92.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.0 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"2089c96b67d1c14dec1cb9485f5c72f1ed09c787186244d188356ba2396ffa07","version":11},{"created_at":"2026-06-04T05:03:53Z","element_count":70,"note":"GA batch-improve pass2 2026-06-04: 総合 88.9→92.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.0 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"9087e298dee77d9ae545d81a80472b2c0b9fcd6d0f79bec96a33a0498831f91f","version":10},{"created_at":"2026-06-04T04:53:09Z","element_count":54,"note":"GA batch-improve 2026-06-04: 総合 71.7→88.9 (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 88.9 (美 94 環 97 楽 91))","saved_by":"editor","sha256":"b834fd1cdb65313714f3db32dbaa42f44070773e65b9bcd518f6a2bdca77b143","version":9},{"created_at":"2026-06-04T04:53:09Z","element_count":31,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"c316ff124280a5174bd39971440235ef6d3eae8585d471bafbef9eb22d8ed60b","version":8}]}