- Add MAIL_MAILER=smtp to use SMTP transport - Configure MAIL_HOST and MAIL_PORT to use Mailpit relay - Set MAIL_FROM_ADDRESS and MAIL_FROM_NAME for sender info - No encryption/auth needed for internal Mailpit relay 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>