--- version: "3.8" networks: default: name: ${TRAEFIK_NETWORK_NAME:-traefik} external: true services: signaturepdf: labels: - traefik.enable=true - traefik.docker.network=${TRAEFIK_NETWORK_NAME:-traefik} - traefik.http.routers.${TRAEFIK_ROUTER_NAME:-signaturepdf}.rule=Host(`${SIGNATUREPDF_DOMAIN:?err}`) - traefik.http.routers.${TRAEFIK_ROUTER_NAME:-signaturepdf}.entrypoints=web