Skill	Purpose
verify-insights-instrumentation	End-to-end orchestrator: confirms loading, then sends synthetic traffic. Start here.
check-insights-loading	Inspect how Insights is loaded on each URL (load method, init config).
simulate-new-user	Send fresh-browser visits and confirm `$pageview` fires for new visitors.
simulate-returning-user	Send single-session multi-page traffic and confirm cookies + session stitching work.