performance▌

You MUST use this skill for ANY performance issue including memory leaks, slow execution, battery drain, or profiling.

Web performance audits measure load times, identify bottlenecks, and guide optimization efforts to create faster, better user experiences.

Measure, analyze, optimize - in that order.

Make your Capacitor apps fast and responsive.

Lighthouse-based performance optimization with budgets, critical rendering path guidance, and Core Web Vitals alignment. \n \n Defines resource budgets (1.5 MB total, <300 KB JS, <100 KB CSS) and provides server response optimization (TTFB <800ms, HTTP/2, edge caching) \n Covers resource loading strategies: preconnect/preload directives, deferred CSS, script deferral patterns, and code splitting techniques \n Includes image optimization (AVIF/WebP selection, responsive markup, LCP

Diagnose and resolve Convex performance issues across reads, writes, subscriptions, and function limits. \n \n Covers four problem classes: hot-path reads and data amplification, OCC write conflicts and contention, subscription cost and reactivity overhead, and function execution or transaction size limits \n Starts with signal gathering from deployment health insights or CLI tools, then routes to the relevant reference guide based on the problem type \n Emphasizes tracing full read and write se