Imported from bobmatnyc/claude-mpm-skills (toolchains/nextjs/nextjs-v16/SKILL.md). Install upstream with npx skills add bobmatnyc/claude-mpm-skills --skill nextjs-v16. Copyright stays with the author.
Next.js 16
Async params/cookies/headers; opt-in caching via "use cache"; Turbopack default.
Anti-patterns:
❌ Sync request APIs; ✅ awaitparams, cookies(), and headers().
❌ Keep middleware.ts; ✅ use proxy.ts and export function proxy.
❌ revalidateTag("posts"); ✅ revalidateTag("posts", "max") or { expire: ... }.