docker-compose.yml

version: "3.9"

services:
  db:
    image: postgres:16
    container_name: shop-db
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    ports:
      - "${POSTGRES_PORT}:5432"
    volumes:
      - pgdata:/var/lib/postgresql/data
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
      interval: 5s
      timeout: 3s
      retries: 20

  redis:
    image: redis:7-alpine
    container_name: shop-redis
    ports:
      - "${REDIS_PORT}:6379"
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 5s
      timeout: 3s
      retries: 20

  # kafka:  # <- enable later if you want today
  #   image: bitnami/kafka:3.7
  #   container_name: shop-kafka
  #   environment:
  #     - KAFKA_ENABLE_KRAFT=yes
  #     - KAFKA_CFG_NODE_ID=1
  #     - KAFKA_CFG_PROCESS_ROLES=broker,controller
  #     - KAFKA_CFG_LISTENERS=PLAINTEXT://:9092,CONTROLLER://:9093,PLAINTEXT_HOST://:9094
  #     - KAFKA_CFG_ADVERTISED_LISTENERS=PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:${KAFKA_EXTERNAL_PORT}
  #     - KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP=PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT,CONTROLLER:PLAINTEXT
  #     - KAFKA_CFG_CONTROLLER_QUORUM_VOTERS=1@kafka:9093
  #     - KAFKA_CFG_INTER_BROKER_LISTENER_NAME=PLAINTEXT
  #   ports:
  #     - "${KAFKA_EXTERNAL_PORT}:9094"
  #   volumes:
  #     - kafka_data:/bitnami/kafka
  #   healthcheck:
  #     test: ["CMD-SHELL", "kafka-topics.sh --bootstrap-server localhost:${KAFKA_EXTERNAL_PORT} --list >/dev/null 2>&1 || exit 1"]
  #     interval: 10s
  #     timeout: 5s
  #     retries: 30

  # keycloak:  # <- enable later (we’ll wire auth on Day 6–7)
  #   image: quay.io/keycloak/keycloak:25.0
  #   container_name: shop-keycloak
  #   command: ["start-dev"]
  #   environment:
  #     KC_BOOTSTRAP_ADMIN_USERNAME: ${KEYCLOAK_ADMIN}
  #     KC_BOOTSTRAP_ADMIN_PASSWORD: ${KEYCLOAK_ADMIN_PASSWORD}
  #     KC_HTTP_PORT: ${KEYCLOAK_HTTP_PORT}
  #   ports:
  #     - "${KEYCLOAK_HTTP_PORT}:${KEYCLOAK_HTTP_PORT}"
  #   healthcheck:
  #     test: ["CMD", "curl", "-fsS", "http://localhost:${KEYCLOAK_HTTP_PORT}/"]
  #     interval: 10s
  #     timeout: 5s
  #     retries: 30

volumes:
  pgdata:
  kafka_data: