Docker compose V2 static addressing (example?)

docker_composeV2_static.yml

services:
  haproxy:
       image: haproxy:latest
       ports:
          - "80:80"
          - "443:443"
       volumes:
          - ${PWD}/haproxy/haproxy.cfg:/usr/local/etc/haproxy/haproxy.cfg
       restart: always
       networks:
          - widgets
       logging:
        driver: json-file
        options:
          max-size: "100m"
          max-file: "3"
          labels: "haproxy"
 
  mariadb:
       image: mariadb:latest
       volumes:
          - /vol/appdata/mariadb:/var/lib/mysql
       environment:
          - MYSQL_ROOT_PASSWORD=secret-pw
       restart: always
       networks:
          - widgets
       logging:
         driver: json-file
         options:
           max-size: "100m"
           max-file: "3"
           labels: "mariadb"
 
  app_orangella:
       image: apache:1.0
       restart: always
       ports:
          - "81:80"
       networks:
          - widgets
       logging:
         driver: json-file
         options:
           max-size: "50m"
           max-file: "3"
           labels: "app_orangella"
 
networks:
  widgets:
    driver: bridge
    ipam:
     config:
       - subnet: 172.10.0.0/16
         gateway: 172.10.5.254
         aux_addresses:
          haproxy: 172.10.1.2
          mariadb: 172.10.1.3
          app_orangella: 172.10.1.4