Adds dedicated /crm sub-route to rNetwork module embedding Twenty CRM
via ExternalAppShell iframe. Updates TWENTY_API_URL to use internal Docker
networking (http://twenty-server:3000). Includes full Twenty CRM Docker
stack (server, worker, postgres, redis) with Traefik routing for
crm.rspace.online and deployment instructions.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Jeff Emmett