Life of a Vercel request: What happens when a user presses enter

What this post added

This post details the request lifecycle on Vercel, from the initial user request hitting the Edge Network and Vercel Firewall (including L3/L4 and WAF protections) to advanced routing via Edge Middleware, redirects, and rewrites. It emphasizes how framework code influences infrastructure provisioning and request handling, linking to existing concepts like framework-defined infrastructure and Vercel Firewall.