docker-compose.yml

version: "3.9"
# orchestration for the dockers
# 
services:
  # app holds the process that will get and insert swapi data to the database
  app:
    # the building process is inside the /app/Dockerfile
    build: ./app/
    # we have to wait for the db to be up in order to start the process
    depends_on: 
        db: 
            condition: service_healthy
  # django is the api that lets the users to query the db. as shown bellow please goto 0.0.0.0:5000 in order to query the db 
  django:
    # builds the docker
    build: "./django/crm_project/"
    depends_on: 
      - app
    ports:
      - 5000:5000
    # start the server
    command: python manage.py runserver 0.0.0.0:5000

  # db is the postgesql database 
  db:
    # builds the docker
    build: "./db/"
    ports: 
      - "5432:5432"
    # the process to check if our db is up in order to start the app
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U username -d db"]
      interval: 5s
      timeout: 10s
      retries: 5
    volumes:
      - postgres_data:/var/lib/postgresql/data/
volumes: 
  postgres_data: