Users can turn on 2FA from Profile & Security and receive a 6-digit
login code by email or WhatsApp, with a "trust this device for 30 days"
option. Admins can reset it for a locked-out user, and the self-service
kiosk handles the code step at setup.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
