# Optional overlay for the existing EC2 production Compose topology:
# docker compose -f docker-compose.prod.yml -f docker-compose.observability.yml up -d
# The base production file remains unchanged and does not require this stack.
services:
  ai-service:
    environment:
      OTEL_ENABLED: "true"
      OTEL_SERVICE_NAME: ai-service
      OTEL_EXPORTER_OTLP_ENDPOINT: http://otel-collector:4318/v1/traces
      ENVIRONMENT: compose
    depends_on:
      - otel-collector

  prometheus:
    image: prom/prometheus:v3.3.0
    command:
      - --config.file=/etc/prometheus/prometheus.yml
      - --storage.tsdb.path=/prometheus
      - --enable-feature=exemplar-storage
    volumes:
      - ./prometheus/prometheus-compose.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus-data:/prometheus
    restart: unless-stopped

  tempo:
    image: grafana/tempo:2.7.2
    command: ["-config.file=/etc/tempo/tempo.yml"]
    volumes:
      - ./tempo/tempo.yml:/etc/tempo/tempo.yml:ro
      - tempo-data:/var/tempo
    restart: unless-stopped

  otel-collector:
    image: otel/opentelemetry-collector-contrib:0.123.0
    command: ["--config=/etc/otelcol/config.yml"]
    volumes:
      - ./otel/collector.yml:/etc/otelcol/config.yml:ro
    depends_on:
      - tempo
    restart: unless-stopped

  grafana:
    image: grafana/grafana:11.5.2
    ports:
      - "3002:3000"
    environment:
      GF_SECURITY_ADMIN_USER: ${GRAFANA_ADMIN_USER:-admin}
      GF_SECURITY_ADMIN_PASSWORD: ${GRAFANA_ADMIN_PASSWORD:-change-me}
      GF_AUTH_ANONYMOUS_ENABLED: "false"
    volumes:
      - ./grafana/provisioning:/etc/grafana/provisioning:ro
      - ./grafana/dashboards:/var/lib/grafana/dashboards:ro
      - grafana-data:/var/lib/grafana
    depends_on:
      - prometheus
      - tempo
    restart: unless-stopped

volumes:
  prometheus-data:
  tempo-data:
  grafana-data: