{"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-hoshi-bsbgpehl","versions":[{"created_at":"2026-06-04T17:01:17Z","element_count":62,"note":"polish: batch-improve-100 2026-06-04 (90.4->98.4)","saved_by":"editor","sha256":"1e0df3172baee31dd72152f5f3048d3749d2df75f2b9a3dbb3283017d4e13e4d","version":11},{"created_at":"2026-06-04T05:49:56Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.6→90.4 (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 90.4 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"7627285a80a062c5dc27f08c13e4ea73646eb5fa1060ba830c0db9772697d757","version":10},{"created_at":"2026-06-04T04:55:23Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 61.7→99.6 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.6 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"2f94619b81099c2ac2c7898c10bf1a2e4516f9320675702692bef2a051a53bc4","version":9},{"created_at":"2026-06-04T04:55:23Z","element_count":45,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"14b55cf654bf9d0a65ceab100d6815dd4b28d3cdb3e72920710f9ec18bc2de01","version":8}]}