docker-compose.yml

version: "3"

services:
  db:
    image: "postgres:9.6.5"
    volumes:
      - "dbdata:/var/lib/postgresql/data"
    env_file:
      - env_file
    networks:
      - db_nw

  reactapp:
    image: node:slim
    volumes:
      - ./frontend:/frontend
      - ./public:/frontend/build
    command: bash -c "
      cd frontend;
      yarn install;
      yarn build;"

  boxes:
    build:
      context: ./backend
      dockerfile: Dockerfile
    networks:
      - db_nw
      - web_nw
    depends_on:
      - db

  nginx:
    image: "nginx:1.13.5"
    ports:
      - "80:80"
    volumes:
      - ./conf.d:/etc/nginx/conf.d
      - ./public:/public
    networks:
      - web_nw
    depends_on:
      - boxes

networks:
  db_nw:
    driver: bridge
  web_nw:
    driver: bridge
volumes:
  ? dbdata

Dockerfile

FROM python:3.6
ENV PYTHONUNBUFFERED 1
COPY . .
ENV FLASK_APP cli.py
ENV SETTINGS_ENV app.settings.production
RUN pip install -r requirements.txt
#RUN flask db migrate; flask db upgrade
EXPOSE 5070
CMD ["gunicorn", "app:create_app('app.settings.production')"]