services:
  otel-collector:
    image: otel/opentelemetry-collector-contrib:0.115.0
    container_name: fast-telemetry-otel-collector
    command:
      - "--config=/etc/otel-collector-config.yml"
    volumes:
      - "./otel-collector-config.yml:/etc/otel-collector-config.yml:ro"
    ports:
      - "4318:4318"     # OTLP HTTP receiver
      - "8889:8889"     # Prometheus exporter (for verification)
