{"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-tqw3fxe8","versions":[{"created_at":"2026-06-04T15:26:00Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.1->95.1)","saved_by":"editor","sha256":"5b844a278f931746d14424e813a47795159233006f49e82f38ad908e5aeb8fd5","version":12},{"created_at":"2026-06-04T15:25:03Z","element_count":72,"note":"polish: batch-improve-100 2026-06-04 (95.1->95.1)","saved_by":"editor","sha256":"5b844a278f931746d14424e813a47795159233006f49e82f38ad908e5aeb8fd5","version":11},{"created_at":"2026-06-04T05:51:28Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 98.3→95.1 (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 95.1 (美 95 環 95 楽 91))","saved_by":"editor","sha256":"5af1b7beb5f7f901d54fbde42f9b1cd92e8b49b14ef6b9400b5d31a3b0dc312e","version":10},{"created_at":"2026-06-04T04:56:25Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 55.6→98.3 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 98.3 (美 100 環 95 楽 100))","saved_by":"editor","sha256":"51bb35ee5e9faf0cdb0514db0e166d46159e83275319b29c967f220f86442273","version":9},{"created_at":"2026-06-04T04:56:25Z","element_count":29,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"fad36d57d5f5ee772a5a8329ff22fa543b990d926a667014a7628dbe0d50ed70","version":8}]}