MongoDB running on a Docker container

docker-compose.yml

version: "3.9"
services:
  mongodb:
    image : mongo
    container_name: mongodb
    environment:
      - MONGO_INITDB_ROOT_USERNAME=username
      - MONGO_INITDB_ROOT_PASSWORD=password
    volumes:
      - .docker/mongodb/database:/data/db
    ports:
      - 27017:27017
    restart: unless-stopped