version: '3'

services:
  lnt:
    build:
      context: .
    container_name: lnt
    image: lnt
    environment:
      - DB_ENGINE=postgres
      - DB_HOST=lnt-postgres
      - DB_PWD
    depends_on:
      - db
    deploy:
      restart_policy:
        condition: on-failure
    ports:
      - "8000:8000"

  db:
    container_name: lnt-postgres
    image: postgres:11-alpine
    environment:
      - POSTGRES_PASSWORD=${DB_PWD}
      - POSTGRES_USER=${DB_USER}
      - POSTGRES_DB=${DB_BASE}