version: "3.9" services: adminer: image: adminer:4.8.1 container_name: adminer hostname: adminer restart: always networks: - db_network ports: - "8080:8080" volumes: - /etc/localtime:/etc/localtime:ro networks: db_network: name: db_network external: true # driver: bridge # driver_opts: # encrypted: 'true' # ipam: # driver: default # config: # - subnet: 172.21.0.1/24