Build an accessibility regression gate with Playwright and axe-core, scan interactive form states, collect useful failures in CI, and know what still requires manual testing.

Protect WordPress configuration files with Apache 2.4 rules, understand when .htaccess is ignored, and verify each change without breaking your site.

Find out whether a Next.js page is waiting on its hero image, web font, or rendering work. Use image sizing, loading priority, font fallbacks, and browser traces to address the actual LCP or CLS bottleneck.

Compare server HTML with the rendered page to diagnose missing metadata, canonical conflicts, soft 404s, and indexing problems in React and Vue apps.

Build a selectable card without JavaScript styling state, then debug the specificity, fallback, and accessibility traps in modern CSS.
