{"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-yl4c72c0","versions":[{"created_at":"2026-06-04T16:59:43Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (94.6->100.0)","saved_by":"editor","sha256":"7ddbe723459ca0488369417ee88f4948462873a318f3a506baf95fdc374fc02c","version":11},{"created_at":"2026-06-04T05:53:37Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 94.2→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":"67c23ca8cc64cbe7e4472fa38b6767a01544382027db81da3cb817d8495a039e","version":10},{"created_at":"2026-06-04T04:57:05Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 48.6→94.2 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 94.2 (美 100 環 98 楽 100))","saved_by":"editor","sha256":"0beb407722293e676743bbefabb030d50a0eb704c055ce59c6497dcaf69888d3","version":9},{"created_at":"2026-06-04T04:57:05Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"8f500ba41ac3e67ea412e938e5c27608630b6fd7cd8751d38716b2a185ab4e57","version":8}]}