{"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-g5-6ig3ru9j","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":6},{"created_at":"2026-06-04T14:56:53Z","element_count":70,"note":"polish: batch-improve-100 2026-06-04 (94.9->95.1)","saved_by":"editor","sha256":"840e894cc6e1fd51c275515ff4ecb156e63d040760f4d3cfa3413adad22ebeb9","version":5},{"created_at":"2026-06-04T05:51:28Z","element_count":70,"note":"GA diverse re-design 2026-06-04: 総合 98.3→94.9 (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 94.9 (美 94 環 95 楽 91))","saved_by":"editor","sha256":"4a9f1eaaa30ed8e2bfe7362ffea5313cdcc792f281b0c28ef727b90308366be5","version":4},{"created_at":"2026-06-04T04:53:12Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 71.6→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":"5203c76a3173f6cbf9b68c196b320b7de8eb0eae372088309c5ec7ad40574874","version":3},{"created_at":"2026-06-04T04:53:12Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"ba12454f218a7d8e6556d992e23e77ccc8dd54e953419257cdea609553da65fa","version":2}]}