Add public-web service with static landing page for client enrollment and device provisioning. Add public-web container to docker-compose with port 8082. Configure nginx reverse proxy with domain-based routing: admin-vpn.nesterovic.cc for admin interface and vpn.nesterovic.cc for public interface. Add proxy headers for X-Real-IP, X-Forwarded-For and X-Forwarded-Proto to both server blocks. Create public-web Dockerfile with nginx serving
