Leaderboards #17
Description
As a user, I want to see a leaderboard of top scorers, so that I can compete with other users.
Acceptance Criteria
- Leaderboard shows top users by points, streak, or badges.
- Users can see their ranking compared to others.
- Leaderboard updates as users complete quizzes.
Tasks
- Create leaderboard view.
- Aggregate points/streaks from user profiles.
- Display leaderboard in UI with pagination if needed.