Version-specific Upgrade Checklists

Practical review steps tied to specific source notes. These checklists do not replace a complete migration plan or tests in your environment.

Next.js 16.4.3 Upgrade Checklist: Fonts, Proxy & Traces

Review the stable 16.4.3 backport with targeted checks for Google Fonts, proxy routes, OpenTelemetry and standalone deployment.

Check exact adapter tags in Astro 7.4.4 and understand which earlier 7.4.3 fixes require additional regression testing.

Validate chunk import maps, preload-related hashing, server.origin asset URLs and CSS percent URLs when adopting Vite 8.3.5.