{"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-vkfdx71x","versions":[{"created_at":"2026-06-04T17:01:16Z","element_count":61,"note":"polish: batch-improve-100 2026-06-04 (92.0->93.8)","saved_by":"editor","sha256":"35743d7c1806f7545073f099e9b403be908fb7c57c01a39b524f9fd64d0af366","version":12},{"created_at":"2026-06-04T06:04:25Z","element_count":70,"note":"GA diverse final 2026-06-04: 総合 89.5→92.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.0 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"6c382924489168ab92a42cf30500abf21a3a7a1b1f53f863f4f607d538272d85","version":11},{"created_at":"2026-06-04T05:55:58Z","element_count":55,"note":"GA diverse re-design 2026-06-04: 総合 92.0→89.5 (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 89.5 (美 94 環 97 楽 91))","saved_by":"editor","sha256":"5e26c460fab323b685d1b1e7b60e782e76053a3809a7edf38933a05aec9b38c4","version":10},{"created_at":"2026-06-04T04:55:22Z","element_count":70,"note":"GA batch-improve 2026-06-04: 総合 61.9→92.0 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 / 適応度 92.0 (美 100 環 97 楽 100))","saved_by":"editor","sha256":"4f30576a1c8fb13526dd8bfad8f73e46b2e3523e8c9b259c2d99b300ed62378a","version":9},{"created_at":"2026-06-04T04:55:22Z","element_count":28,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"030cd80a2e5502fda7c4c1469f3bfeba97361f7e446b05cb85c22a9339768567","version":8}]}