Modern Container Architecture on a Single VPS

By pairing Docker Compose with Traefik v3, you can run Node.js, Python FastAPI, WordPress, and Nextcloud side-by-side on one VPS. Traefik automatically detects new containers via Docker labels and requests SSL certificates instantly.

services:
  traefik:
    image: traefik:v3.1
    command:
      - "--providers.docker=true"
      - "--certificatesresolvers.myresolver.acme.tlschallenge=true"
      - "--certificatesresolvers.myresolver.acme.email=admin@example.com"
      - "--certificatesresolvers.myresolver.acme.storage=/letsencrypt/acme.json"
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock:ro"
      - "./letsencrypt:/letsencrypt"

🔬 Laboratory Testing Methodology & Evaluation Metrics

Audited container routing latency, memory overhead, and automated TLS certificate issuance across 10 distinct subdomains.

🔗 Related Architectural Guides & Internal Resources

🌐 Authoritative External Documentation & Official Vendor Portals