Scaffold smoke test (zh-TW) — delete before P2 pilot

這是 EN-1481 鷹架驗證頁（內部用途）。此頁面證明 /<locale>/blog/<slug> 路由文法（ADR-002 D4a）可正確建置。

Delete this file before the first P2 pilot page ships. EN-1483 的驗證閘門將拒絕任何佔位內容。