{"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-g2-jmhyjbas","versions":[{"created_at":"2026-06-04T17:01:31Z","element_count":63,"note":"polish: batch-improve-100 2026-06-04 (91.5->100.0)","saved_by":"editor","sha256":"cec3f6b62262cbc19ded2b07068e70ae7f1cc2505f6c87a08e9938b6b93acfe3","version":6},{"created_at":"2026-06-04T14:56:46Z","element_count":55,"note":"polish: batch-improve-100 2026-06-04 (91.0->91.5)","saved_by":"editor","sha256":"26a6952855a70e1f41c839ce2ee428d5407f3a8a154b0761a6f7a80ce948c12f","version":5},{"created_at":"2026-06-04T05:55:38Z","element_count":54,"note":"GA diverse re-design 2026-06-04: 総合 92.6→91.0 (総2階(箱)・吹抜 縁側 ピアノ室 PV 雨水 南面サンルーム / 適応度 91.0 (美 95 環 100 楽 91))","saved_by":"editor","sha256":"6d5c0e7549447f4b6e156397698dd55fe1f28f84eb0c3a6fc0e19d147510d710","version":4},{"created_at":"2026-06-04T04:59:06Z","element_count":72,"note":"GA batch-improve 2026-06-04: 総合 38.3→92.6 (中庭ロの字・吹抜 縁側 ピアノ室 PV 雨水 天窓 南面サンルーム / 適応度 92.6 (美 93 環 100 楽 100))","saved_by":"editor","sha256":"7bf8455f8a5d0a4e26548a0cf6c148358a90703b9febc4d87891478f1cdf5ad4","version":3},{"created_at":"2026-06-04T04:59:06Z","element_count":19,"note":"snapshot: batch-improve 2026-06-04 改善前の旧設計 (復元用)","saved_by":"editor","sha256":"72511341b1d2df0022fd999b6140730cd27db6776647fd7a80005f227e8ef342","version":2}]}