Review keyboard, focus, semantics, contrast, and assistive tech.
Gate an approved phase or control-plane change: maintainability, cohesion, complexity, drift.
Advise on tradeoffs, ambiguity, cross-cutting concerns; never approve gates.
Run eligible review/QA via external provider; keep provenance.
Run eligible worker roles via external provider; keep provenance.
Coordinate approved delivery across stages, artifacts, gates, recovery, risks.
Review performance budgets, latency, throughput, memory, CPU, scale, cost.
Review auth, secrets, dependencies, data exposure, vulnerabilities.