{"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-ceujf0dl","versions":[{"created_at":"2026-06-04T16:59:39Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (90.1->99.0)","saved_by":"editor","sha256":"1b1e20c5ce2cd5aaa6d2e705615da295dcadf661ff6bbc750afed576fb55e8fe","version":12},{"created_at":"2026-06-04T06:04:31Z","element_count":55,"note":"GA diverse final 2026-06-04: 総合 88.4→90.1 (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 90.1 (美 94 環 100 楽 91))","saved_by":"editor","sha256":"2e81e85a5d5e942b8866ce45be78f514d1276888651c96537e201976b65daa82","version":11},{"created_at":"2026-06-04T05:50:27Z","element_count":53,"note":"GA diverse re-design 2026-06-04: 総合 99.5→88.4 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 88.4 (美 93 環 100 楽 91))","saved_by":"editor","sha256":"6a77e75b7017d18fc013def8b882d86a3e2331b4efe3f3e393163323279bdfbd","version":10},{"created_at":"2026-06-04T04:56:35Z","element_count":98,"note":"GA batch-improve 2026-06-04: 総合 52.7→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":"0291bdb4e0542f5243209f3b3f118f1f55faad179097acf532ada97a75b437f7","version":9},{"created_at":"2026-06-04T04:56:34Z","element_count":32,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"c5a880f0e66f823fa93471b724b589b16adc80f0e7a4b6d7bbd06a08acdc53b1","version":8}]}