Wrap next/link in a shared Link component that ships prefetch=false by
default, so no route is ever prefetched (viewport or hover) anymore, and
drop the DNS prefetch hint. Removes hidden background requests that were
the source of intermittent issues.
Cut Auth.js DB load with cached jwtVersion checks, surface Redis in /api/health and deploy warnings, add admin help-center ticket reply UI, rate-limit API tickets/reactions/referral claims, and revoke PATs on sign-out-everywhere.
Co-authored-by: Cursor <[email protected]>