docker-compose for django app

docker-compose.yml

version: '3'

volumes:
  pgdata:

services:
  web:
    build: .
    command: python manage.py runserver_plus 0.0.0.0:8000
    volumes:
      - .:/code
    ports:
      - "8000:8000"
    links:
      - postgres
      - wdb
    depends_on:
      - postgres
    environment:
      - DJANGO_SETTINGS_MODULE=${DJANGO_SETTINGS_MODULE}
      - SECRET_KEY=${SECRET_KEY}
      - DB_USER=${DB_USER}
      - DB_NAME=${DB_NAME}
      - DB_PASS=${DB_PASS}
      - DB_PORT=${DB_PORT}
      - DB_SERVICE=${DB_SERVICE}
      - DEBUG=${DEBUG}
      - WDB_SOCKET_SERVER=wdb
      - WDB_NO_BROWSER_AUTO_OPEN=True

  postgres:
    image: postgres:alpine
    restart: always
    volumes:
      - pgdata:/var/lib/postgresql/data/

  wdb:
    image: kozea/wdb
    ports:
      - "1984:1984"