2026.04.03E·88Next.js 16 Migration: Full App Router Conversion Retrospective
Everything I hit while converting from Pages Router to App Router — migration strategy, Server Component gotchas, data fetching rewrites, and honest before/after performance numbers.
Next.jsMigrationApp Router
→2025.09.07U·08My Server Component Got Corrupted into Client (Next.js Composition Pattern)
I imported a Server Component inside a Client Component, and it broke everything. Here’s how to use the Composition Pattern (Donut Pattern) to fix it and correctly separate Context Providers.
Next.jsApp RouterReact
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