services:
  api1:
    image: jos3duardo/rinha-backend-2025:v1.0
    restart: always
    networks:
      - backend
      - payment-processor
    depends_on:
      - redis
      - database
    deploy:
      resources:
        limits:
          cpus: "0.3"
          memory: "67MB"

  api2:
    image: jos3duardo/rinha-backend-2025:v1.0
    restart: always
    depends_on:
      - redis
      - database
    networks:
      - backend
      - payment-processor
    deploy:
      resources:
        limits:
          cpus: "0.3"
          memory: "67MB"

  api3:
    image: jos3duardo/rinha-backend-2025:v1.0
    restart: always
    depends_on:
      - redis
      - database
    networks:
      - backend
      - payment-processor
    deploy:
      resources:
        limits:
          cpus: "0.3"
          memory: "67MB"

  nginx:
    image: nginx:latest
    restart: always
    ports:
      - "9999:9999"
    volumes:
      - ./nginx.conf:/etc/nginx/nginx.conf
    networks:
      - backend
    depends_on:
      - api1
      - api2
      - api3
    deploy:
      resources:
        limits:
          cpus: "0.10"
          memory: "9MB"

  redis:
    image: redis:7.2-alpine
    restart: always
    platform: linux/amd64
    ports:
      - "6379:6379"
    networks:
      - backend
    deploy:
      resources:
        limits:
          cpus: "0.30"
          memory: "15MB"

  database:
    image: postgres:17-alpine
    restart: always
    command: postgres -c checkpoint_timeout=600 -c max_wal_size=4096 -c synchronous_commit=0 -c fsync=0 -c full_page_writes=0
    platform: linux/amd64
    ports:
      - "5432:5432"
    environment:
      - POSTGRES_DB=payment
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres_pwd
    volumes:
      - ./sql/init.sql:/docker-entrypoint-initdb.d/init.sql
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 3s
      timeout: 3s
      retries: 5
    networks:
      - backend
    deploy:
      resources:
        limits:
          cpus: "0.20"
          memory: "125MB"

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

volumes:
  db_volume:
  redis_data: