version: '3'

services:
  db:
    container_name: database
    image: postgres:9.6.7
    environment:
      PGDATA: /var/lib/postgresql/data/db
      POSTGRES_DB: 'interview_manager'
    volumes:
      - pg_data:/var/lib/postgresql/data
    ports:
      - 5432:5432
volumes:
  pg_data: {}