{"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-bhhoa15s","versions":[{"created_at":"2026-06-04T06:04:27Z","element_count":98,"note":"GA diverse final 2026-06-04: 総合 89.1→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"952e88ed9e00f25993bc2c0107785e1a70e5441ef6ff51633a8676165c18a2f4","version":11},{"created_at":"2026-06-04T05:50:40Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 99.5→89.1 (総2階(箱)・吹抜 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 89.1 (美 94 環 98 楽 91))","saved_by":"editor","sha256":"04e454cfca0c4f140b2e88215fdae16a8786e3b5c377880efab6a8d32ef537ff","version":10},{"created_at":"2026-06-04T04:57:45Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 46.1→99.5 (中庭ロの字・吹抜 ピアノ室 PV 雨水 天窓 / 適応度 99.5 (美 100 環 100 楽 100))","saved_by":"editor","sha256":"4f34e0c443ac39fef0359108946165819f4922fdc57a3bb2c3c2da0b1bbbb1a7","version":9},{"created_at":"2026-06-04T04:57:45Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"7e01af6d880a2cc821bb8ec059db992eadef9823f1f936b658f2df8907cd4114","version":8}]}