- Add referral code input to RegisterPage with live validation
- Create ReferralWidget for dashboard with stats, code sharing, and tier display
- Extend authService.signUp to accept optional referralCode parameter
- Add validateReferralCode function to authStore
- Create referrals.ts API service for frontend
- Add 'referral' widget type to dashboard configuration
- Fix drizzle.config.ts to include 'referrals' schema filter
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- Replace jsonwebtoken RS256 validation with jose EdDSA
- Add JWKS endpoint to expose Better Auth public keys
- Use createRemoteJWKSet for token validation
- Fix issuer mismatch (use env var consistently)
- Add jwks table to schema for Better Auth JWT plugin
- Install jose library for JWT verification
