docker-compose.yml

version: "3"
services:
  backend:
    build: .
    volumes:
      - ./docker/etc/supervisord.conf:/etc/supervisord.conf
      # - app-volume:/bin/
    links:
      - postgres
    environment:
      PG_HOST: postgres
      PG_PORT: 5432
      PG_PASSWORD: postgres
      PG_USER: postgres
      PG_DATABASE: db1
      PORT: 3333
    ports:
      - "3333:3333"

  postgres:
    image: postgres:10.5
    ports:
      - "54321:5432"
    volumes:
      - ./schema.sql:/docker-entrypoint-initdb.d/schema.sql
    environment:
      POSTGRES_DB: db1
    #   POSTGRES_PASSWORD: example
    # ---
    # docker exec -it haskell-selda-backend_postgres_1 /bin/bash
    # psql -h postgres -U postgres -d db1
  backend-builder:
    image: haskell:8.6.5
    volumes:
      - ./application/:/app
      # - app-volume:/root/.local/bin

    command: sleep infinity
    environment:
      PG_HOST: postgres
      PG_PORT: 5432
      PG_PASSWORD: postgres
      PG_USER: postgres
      PG_DATABASE: db1
      PORT: 3333
    ports:
      - "5432:54321"
# volumes:
#   app-volume: