Nginx+Traefik 2.x Service Example

version: "3.8"
services:
  demo:
    image: nginxdemos/hello
    deploy:
      mode: replicated
      replicas: 5
      labels:
        traefik.enable: "true"
        traefik.http.routers.my_service_name.service: "my_service_name"
        traefik.http.routers.my_service_name.rule: "Host(`a.domain.tld`)"
        traefik.http.routers.my_service_name.entrypoints: "http"
        traefik.http.services.my_service_name.loadbalancer.server.port: 80
    networks:
      - traefik-public

networks:
  traefik-public:
    external: true