- Replace Semi-Finalist Tracker with Round User Tracker on dashboard
- New getRoundUserStats query: round-aware account activation stats
- Round selector dropdown to view any round's passed projects
- sendAccountReminders now accepts optional roundId for scoped reminders
- Fix: signIn callback now sets status=ACTIVE for INVITED users on login
- DB fix: 5 users who logged in via magic link but stayed INVITED → ACTIVE
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
