Vercel 請求的一生：當使用者按下 Enter 後發生了什麼事？
Original: Life of a Vercel request: What happens when a user presses enter
This article is a technical deep-dive released by Vercel, detailing the complex behind-the-scenes operations that Vercel's infrastructure…
本文深入探討 Vercel 的請求生命週期。當使用者按下 Enter，請求首先透過 Anycast DNS 路由至最近的邊緣節點（PoP）進行安全驗證與路由決策。接著，根據規則，請求可能直接命中邊緣快取，或觸發運行於 V8 的 Edge Functions，亦或喚醒 AWS Lambda 上的 Serverless Functions。最後，結合 ISR 靜態再生與串流技術，將最快的響應回傳給使用者。這是一篇前端與維運工程師必讀的底層架構解析。
This article is a technical deep-dive released by Vercel, detailing the complex behind-the-scenes operations that Vercel's infrastructure performs after a user types a URL in the browser and presses Enter:
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