Implement participant registration with the following features:
- POST handler for /exchange/<slug>/register
- Create Participant record with lowercased email
- Generate magic token and send confirmation email
- Redirect to success page after registration
- Rate limiting: 10 registrations per hour per IP
- Validation for exchange state (must be registration_open)
- Form validation for required fields (name, email)
- Email format validation
- Optional fields support (gift_ideas, reminder_enabled)
Also includes:
- Registration success page template
- 429 error handling template
- Flash message support in base template
- Test config update for email service dev mode
- Comprehensive test suite with 8 tests
All tests passing (86 total), 91% coverage maintained.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Implements a flexible email service that integrates with Resend API
and supports development mode for easier testing.
Features:
- Resend API integration for production email delivery
- Development mode that logs emails instead of sending
- Magic link URL logging in dev mode for testing
- Helper methods for magic link and registration emails
- Comprehensive test coverage (100% for service)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
