{"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-8pu7x3sj","versions":[{"created_at":"2026-06-04T17:00:43Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (94.6->100.0)","saved_by":"editor","sha256":"8d3a1b70be63b61dba23f9064773d0b1e8971ef3f00bdbed76e6fae26dd1b4ff","version":11},{"created_at":"2026-06-04T05:53:08Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 94.6→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":"43e760f3cabf230f221312d13fc7670b5b3c07a5bbd13c6c0290ce561eeb8cc8","version":10},{"created_at":"2026-06-04T04:58:57Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 38.8→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":"42d6a5628959c5b6e9ac133ff3bf05c3b356dbcce48668d14b89f3f0158bb9fa","version":9},{"created_at":"2026-06-04T04:58:57Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"13a4f42d0cf0b20e4bf936cb0bb72c089de1291bbc886d7ef9d25cc4f90d0d62","version":8}]}