services:
  tempo:
    image: grafana/tempo:latest
    command: ["-config.file=/etc/tempo.yaml"]
    volumes:
      - ./tempo.yaml:/etc/tempo.yaml:ro
      - tempo-data:/var/tempo
    ports:
      - "4317:4317"   # OTLP gRPC
      - "4318:4318"   # OTLP HTTP
      - "3200:3200"   # Tempo query API

  grafana:
    image: grafana/grafana:latest
    environment:
      - GF_AUTH_ANONYMOUS_ENABLED=true
      - GF_AUTH_ANONYMOUS_ORG_ROLE=Admin
      - GF_AUTH_DISABLE_LOGIN_FORM=true
    volumes:
      - ./grafana-datasources.yaml:/etc/grafana/provisioning/datasources/datasources.yaml:ro
    ports:
      - "9715:3000"   # Grafana UI (project port convention)
    depends_on:
      - tempo

volumes:
  tempo-data: