* Implement registration with required verified email * Optional name, emergency access, and signups_allowed * Implement org invite, remove unneeded invite accept * fix invitation logic for new registration flow (#5691) * fix invitation logic for new registration flow * clarify email_2fa_enforce_on_verified_invite --------- Co-authored-by: Stefan Melmuk <509385+stefan0xC@users.noreply.github.com>