Example Docker compose for Medium Article

medium_compose_example.yaml

version: '3'

services:
 users-api:
   image: users_api
   container_name: "users-api"
   depends_on:
     - mongo
   ports:
     - "50051:50051"
   environment:
     PORT: 50051
     MONGO_HOST: "mongo"
     MONGO_PORT: 27017
     MONGO_DB: users
  
 mongo:
   image: mongo:4
   container_name: "mongo"
   ports:
     - "27017:27017"
   volumes:
     - mongo_data:/data/db

volumes:
 mongo_data:
   external: true