version: '3'
services:
  bot:
    build: .
    volumes:
      - .:/app
    environment:
      - DATABASE_URL=postgres://user:pass@db/database
    depends_on:
      - db
  db:
    image: postgres:9.5
    environment:
      - POSTGRES_USER=user
      - POSTGRES_PASSWORD=pass
      - POSTGRES_DB=database