version: '3.7' networks: infra: external: true services: app: image: kspaceee/doorboy-proxy:latest hostname: replica${OVERNODE_ID:-1}.doorboy.infra.k-space.ee restart: unless-stopped env_file: .env user: "65534:65534" networks: infra: ipv4_address: 172.21.57.${OVERNODE_ID:-1} ipv6_address: 2001:bb8:4008:21:57::${OVERNODE_ID:-1}