{"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-2-0zs3rwj1","versions":[{"created_at":"2026-06-04T06:04:30Z","element_count":99,"note":"GA diverse final 2026-06-04: 総合 88.9→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"6ca6afa06f21a258f5ebc784b58e5df68e67f7eff59d7ea81e8a302dc329e3e6","version":11},{"created_at":"2026-06-04T05:51:12Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 99.0→88.9 (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 88.9 (美 94 環 95 楽 91))","saved_by":"editor","sha256":"f71f42de8706b5e000e3ac7dc3964f47830571bfd70da69c4671018be5aad2a1","version":10},{"created_at":"2026-06-04T04:58:39Z","element_count":99,"note":"GA batch-improve 2026-06-04: 総合 42.0→99.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 99.0 (美 100 環 96 楽 100))","saved_by":"editor","sha256":"141e1216a91921d933359912c39a17c628f25897f3fdf7469678dc00e885ffa7","version":9},{"created_at":"2026-06-04T04:58:39Z","element_count":35,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"6c88dffcbbc581d5888b1afc1cf83005c95e19a83aa4ed3cea8f5fbf80e7591f","version":8}]}