Pass GraphQL query/variables and group names via environment variables
to python3 instead of shell argument interpolation. Prevents breakage
when display names, emails, or passwords contain quotes or spaces.
Also adds --admin flag support and interactive password prompt.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Creates a user in LLDAP via GraphQL, adds them to net-kingdom-users,
optionally net-kingdom-admins (--admin flag), and sets a password interactively.
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
