
Next.js App Router: A Practical Mental Model
October 15, 2025 · 13 min read
A comprehensive architectural guide to the Next.js App Router: Server vs Client Components, async request APIs, React 19 Server Actions, streaming SSR, and nested layouts.
OpenStair engineering writing on Flutter, backend systems, documentation, product architecture, open source, and production software delivery.

October 15, 2025 · 13 min read
A comprehensive architectural guide to the Next.js App Router: Server vs Client Components, async request APIs, React 19 Server Actions, streaming SSR, and nested layouts.

October 14, 2025 · 16 min read
A production guide to mobile release management: headless CI/CD code signing, monotonic versioning, staged rollouts, crash symbolication, and kill switches.

October 13, 2025 · 14 min read
A production guide to mobile accessibility: native screen reader pipelines, semantic trees, WCAG standards, hit target sizing, and dynamic font scaling.

October 12, 2025 · 14 min read
A production guide to diagnosing and resolving mobile performance bottlenecks across frame pipelines, memory pressure, cellular radios, and cold starts.

October 11, 2025 · 15 min read
A production guide to mobile deep linking: comparing URI schemes, Universal Links, and App Links, domain verification, lifecycle dispatch, and defensive security.

October 10, 2025 · 16 min read
A practical engineering guide to mobile application security: threat modeling hostile client runtimes, hardware-backed storage, safe certificate pinning, and RASP defense-in-depth.