- Add postmark dependency and email configuration constants
- Implement sendVerificationEmail, sendPasswordResetEmail,
sendLoginConfirmationEmail, and sendOrgInviteEmail helpers
- Add HTML + text email templates with inline CSS
- Support dev mode (EMAIL_DEV_MODE=true) for console logging
- Use URL constructor for proper URL building
- Add XSS protection with HTML escaping in templates
- Create .env file with email environment variables
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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