docker-compose.yml

version: '3'
services:
  postgres:
    image: postgres:9.6
    environment:
      POSTGRES_PASSWORD: $PG_PASS
      POSTGRES_USER: $PG_USER
      POSTGRES_DB: $PG_DB
    ports:
      - "127.0.0.1:$PG_PORT:5432"
    restart: always
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 10s
      timeout: 5s
      retries: 5

  app:
    build: .
    volumes:
      - .:/app
      - ~/.m2:/root/.m2
    working_dir: /app
    command: mvn clean spring-boot:run
    environment:
      - PG_PORT
      - PG_DB
      - PG_USER
      - PG_PASS
      - PG_HOST
      - APP_PORT
      - APP_SECRET
      - HIBERNATE_STRATEGY
    restart: always
    ports:
      - "127.0.0.1:$APP_PORT:8080"
    links:
      - postgres
    depends_on:
      - postgres