{"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-lk8tt7g4","versions":[{"created_at":"2026-06-04T17:00:32Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (92.4->100.0)","saved_by":"editor","sha256":"bcb8b07cf4674565e87cb9865df34b066d8691ee18e4b22d3b2a7fe0119bb7bc","version":12},{"created_at":"2026-06-04T14:56:45Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (92.3->92.4)","saved_by":"editor","sha256":"f0dfe3ede6ffa695b53dbb82e2d7c63406bed77fa67085698a39ec1800a689f1","version":11},{"created_at":"2026-06-04T05:53:20Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 94.6→92.3 (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 92.3 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"b55bc7955bd679556b862b8e7289d40aaab6dd4079b4c097a04ea22747872904","version":10},{"created_at":"2026-06-04T04:56:00Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 58.2→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":"6408773d7317a7cc0a9497a062c84ff9121c160f9f018556a7e025d28c3bccb5","version":9},{"created_at":"2026-06-04T04:56:00Z","element_count":24,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"66677f595a2f2d0a626205ead7e93ba62d8208fed98c33f0aad52c434d54a963","version":8}]}