docker-compose.yml

# ==============================================================================
# LedgerX Docker Compose - Local Development
# ==============================================================================

version: '3.9'

services:
  # ============================================================================
  # API Service
  # ============================================================================
  api:
    build:
      context: .
      target: development
    container_name: ledgerx-api
    ports:
      - "8000:8000"
    environment:
      - ENVIRONMENT=development
      - DEBUG=true
      - DATABASE_URL=postgresql+asyncpg://ledgerx:ledgerx_secret@postgres:5432/ledgerx
      - REDIS_URL=redis://redis:6379/0
      - KAFKA_BOOTSTRAP_SERVERS=kafka:9092
      - SECRET_KEY=dev-secret-key-change-in-production
    volumes:
      - ./app:/app/app:ro
    depends_on:
      postgres:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - ledgerx-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

  # ============================================================================
  # PostgreSQL Database
  # ============================================================================
  postgres:
    image: postgres:15-alpine
    container_name: ledgerx-postgres
    ports:
      - "5432:5432"
    environment:
      POSTGRES_USER: ledgerx
      POSTGRES_PASSWORD: ledgerx_secret
      POSTGRES_DB: ledgerx
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./docs/database_schema.sql:/docker-entrypoint-initdb.d/01-schema.sql:ro
    networks:
      - ledgerx-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U ledgerx -d ledgerx"]
      interval: 10s
      timeout: 5s
      retries: 5

  # ============================================================================
  # Redis Cache
  # ============================================================================
  redis:
    image: redis:7-alpine
    container_name: ledgerx-redis
    ports:
      - "6379:6379"
    command: redis-server --appendonly yes --maxmemory 256mb --maxmemory-policy allkeys-lru
    volumes:
      - redis_data:/data
    networks:
      - ledgerx-network
    restart: unless-stopped
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5

  # ============================================================================
  # Apache Kafka (Event Streaming)
  # ============================================================================
  zookeeper:
    image: confluentinc/cp-zookeeper:7.5.0
    container_name: ledgerx-zookeeper
    environment:
      ZOOKEEPER_CLIENT_PORT: 2181
      ZOOKEEPER_TICK_TIME: 2000
    volumes:
      - zookeeper_data:/var/lib/zookeeper/data
    networks:
      - ledgerx-network
    restart: unless-stopped

  kafka:
    image: confluentinc/cp-kafka:7.5.0
    container_name: ledgerx-kafka
    ports:
      - "9092:9092"
    environment:
      KAFKA_BROKER_ID: 1
      KAFKA_ZOOKEEPER_CONNECT: zookeeper:2181
      KAFKA_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092,PLAINTEXT_HOST://localhost:29092
      KAFKA_LISTENER_SECURITY_PROTOCOL_MAP: PLAINTEXT:PLAINTEXT,PLAINTEXT_HOST:PLAINTEXT
      KAFKA_INTER_BROKER_LISTENER_NAME: PLAINTEXT
      KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1
      KAFKA_AUTO_CREATE_TOPICS_ENABLE: "true"
    volumes:
      - kafka_data:/var/lib/kafka/data
    depends_on:
      - zookeeper
    networks:
      - ledgerx-network
    restart: unless-stopped

  # ============================================================================
  # Kafka UI (Development Tool)
  # ============================================================================
  kafka-ui:
    image: provectuslabs/kafka-ui:latest
    container_name: ledgerx-kafka-ui
    ports:
      - "8080:8080"
    environment:
      KAFKA_CLUSTERS_0_NAME: ledgerx
      KAFKA_CLUSTERS_0_BOOTSTRAPSERVERS: kafka:9092
      KAFKA_CLUSTERS_0_ZOOKEEPER: zookeeper:2181
    depends_on:
      - kafka
    networks:
      - ledgerx-network
    restart: unless-stopped
    profiles:
      - tools

  # ============================================================================
  # Prometheus (Metrics)
  # ============================================================================
  prometheus:
    image: prom/prometheus:v2.47.0
    container_name: ledgerx-prometheus
    ports:
      - "9090:9090"
    volumes:
      - ./deploy/prometheus/prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus_data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.enable-lifecycle'
    networks:
      - ledgerx-network
    restart: unless-stopped
    profiles:
      - monitoring

  # ============================================================================
  # Grafana (Dashboards)
  # ============================================================================
  grafana:
    image: grafana/grafana:10.1.0
    container_name: ledgerx-grafana
    ports:
      - "3000:3000"
    environment:
      GF_SECURITY_ADMIN_USER: admin
      GF_SECURITY_ADMIN_PASSWORD: admin
      GF_USERS_ALLOW_SIGN_UP: "false"
    volumes:
      - grafana_data:/var/lib/grafana
      - ./deploy/grafana/provisioning:/etc/grafana/provisioning:ro
    depends_on:
      - prometheus
    networks:
      - ledgerx-network
    restart: unless-stopped
    profiles:
      - monitoring

  # ============================================================================
  # Jaeger (Distributed Tracing)
  # ============================================================================
  jaeger:
    image: jaegertracing/all-in-one:1.50
    container_name: ledgerx-jaeger
    ports:
      - "16686:16686"   # UI
      - "6831:6831/udp" # Thrift compact
      - "14268:14268"   # HTTP collector
    environment:
      COLLECTOR_OTLP_ENABLED: "true"
    networks:
      - ledgerx-network
    restart: unless-stopped
    profiles:
      - tracing

# ==============================================================================
# Networks
# ==============================================================================
networks:
  ledgerx-network:
    driver: bridge
    name: ledgerx-network

# ==============================================================================
# Volumes
# ==============================================================================
volumes:
  postgres_data:
    name: ledgerx-postgres-data
  redis_data:
    name: ledgerx-redis-data
  zookeeper_data:
    name: ledgerx-zookeeper-data
  kafka_data:
    name: ledgerx-kafka-data
  prometheus_data:
    name: ledgerx-prometheus-data
  grafana_data:
    name: ledgerx-grafana-data