docker-compose.yml

#version: '3.8'
# see here https://docs.docker.com/compose/compose-file/compose-versioning/ 
version: '3.1'

services:

    fe: 
        build:
            context: ./frontend
            dockerfile: Dockerfile 
        ports:
            - 8085:8081
        environment:
            - REACT_ENV=development 
        networks:
            - frontend

#continuing 
    lo:
        build:
            context: ./sa-logic 
            dockerfile: Dockerfile
            ports:
                - 5050:5001
            environment:
                - FLASK_ENV=development
            networks: 
                - backend


    wa: 
        build:
            context: ./sa-webapp
            dockerfile: Dockerfile
            ports:
                - 8080:8080 
            environment:
                - SA_LOGIC_API_URL=http://172.21.0.2:5001
                - WA_NETWORK=backend 
            depends_on:
                - lo
                # specifies frontend and backend as the networks the wa service will have access to networks:
                - frontend 
                - backend

#continuing

# bridge networks to allow the containers to communicate with each other 
networks:
    frontend: 
        driver: bridge
    backend:
        driver: bridge