Docker compose Mongo com mongo express

docker-compose.yml

version: '3.5'

services:
  mongo:
    image: mongo:5.0.10
    container_name: mongo
    # volumes:
    #   - ./db_data:/data/db
    ports:
      - 27017:27017
    environment:
      MONGO_INITDB_ROOT_USERNAME: root
      MONGO_INITDB_ROOT_PASSWORD: root
    networks:
      - default
    healthcheck:
      test: echo 'db.runCommand("ping").ok' | mongo mongo:27017/test --quiet
      interval: 2s
      timeout: 2s
      start_period: 5s
      retries: 5

  mongo-express:
    image: mongo-express
    container_name: mongo-express
    ports:
      - 8081:8081
    networks:
      - default
    depends_on:
      mongo:
        condition: service_healthy
    environment:
      ME_CONFIG_MONGODB_ADMINUSERNAME: root
      ME_CONFIG_MONGODB_ADMINPASSWORD: root
      ME_CONFIG_MONGODB_URL: mongodb://root:root@mongo:27017/

networks:
  default: