services:
  api1:
    container_name: api1
    hostname: api1
    image: payment2:latest
    networks:
      - backend
      - payment-processor
    depends_on:
      - redis
      - database
    deploy:
      resources:
        limits:
          cpus: "0.30"
          memory: "80MB"
    healthcheck:
      test: [ "CMD", "curl", "-f", "http://api1:9999" ]
      interval: 30s
      timeout: 10s
      retries: 3

  api2:
    container_name: api2
    hostname: api2
    image: payment2:latest
    depends_on:
      - redis
      - database
    networks:
      - backend
      - payment-processor
    deploy:
      resources:
        limits:
          cpus: "0.30"
          memory: "80MB"
    healthcheck:
      test: [ "CMD", "curl", "-f", "http://api2:9999" ]
      interval: 30s
      timeout: 10s
      retries: 3

  nginx:
    image: nginx:latest
    container_name: nginx
    hostname: nginx
    ports:
      - "9999:9999"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf
    networks:
      - backend
    depends_on:
      - api1
      - api2
    deploy:
      resources:
        limits:
          cpus: "0.1"
          memory: "10MB"

  redis:
    image: redis:7.2-alpine
    hostname: redis
    platform: linux/amd64
    ports:
      - "6379:6379"
    networks:
      - backend
    volumes:
      - redis_data1:/data
    deploy:
      resources:
        limits:
          cpus: "0.10"
          memory: "48MB"

  database:
    container_name: database
    image: postgres:alpine
    hostname: database
    platform: linux/amd64
    ports:
      - "5432:5432"
    healthcheck:
      test: [ "CMD-SHELL", "pg_isready -U postgres -d payment" ]
      interval: 5s
      timeout: 5s
      retries: 5
    environment:
      - POSTGRES_DB=payment
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres_pwd
    volumes:
      - database_volume1:/var/lib/postgresql/data
      - ./docker/db_init.sql:/docker-entrypoint-initdb.d/
    networks:
      - backend
    deploy:
      resources:
        limits:
          cpus: "0.70"
          memory: "117MB"

networks:
  backend:
    driver: bridge
  payment-processor:
    external: true

volumes:
  database_volume1:
  redis_data1: