{"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-j93dttgy","versions":[{"created_at":"2026-06-04T17:00:20Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (94.6->100.0)","saved_by":"editor","sha256":"ef62f4ea39f27372eb103c01d3948cdb162cad5ecf3df592c4fafe266dd5458e","version":11},{"created_at":"2026-06-04T05:54:50Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 93.6→94.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"0263d8d0e43bc1d69988ea0f1828a79f412fddcf1a6efd4bce02dbbfb0d22d57","version":10},{"created_at":"2026-06-04T04:56:10Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 57.2→93.6 (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 93.6 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"25ca133619df39a2488f8ae2223eb73af8c80664c645249df999f108aba4a940","version":9},{"created_at":"2026-06-04T04:56:10Z","element_count":24,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"7c81309e0463133f816c7325862b2e03f4f9bce7f0fcdd0b317f08cbdc1fe185","version":8}]}