Add vs code server service to docker compose service (for royroycat.com)

  code-server:
    image: codercom/code-server:4.22.0-ubuntu
    expose: 
      - 8888
    environment:
      - PASSWORD=${CODE_SERVER_PASSWORD} # change password in env file
    volumes:
      - ./config:/config
      - $PWD:/home/coder/workspace
    ports:
      - 8080:8888
    restart: unless-stopped
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.codeserver.rule=Host(`subdomain.${DOMAIN_NAME}`)"
      - "traefik.http.routers.codeserver.entrypoints=websecure"
      - "traefik.http.routers.codeserver.tls.certresolver=letsencrypt"