java-tutorials/docker-modules/docker-compose/two-compose-share-same-network/create-network-from-service/docker-compose-my-app-service.yaml

services:
  my_app:
    image: web-app:latest
    container_name: web-app
    ports:
      - "8080:8080"
    networks:
      - my-app

networks:
  my-app:
    name: redis_network
    external: true