"""External tools integration for evaluators (Phase 5 - Planned).

This module is currently a stub. Planned integrations include:
- Web search (for fact-checking in FactualityEvaluator)
- Database queries (for data validation)
- Custom tool registry and plugin system

See PROJECT_PLAN.md and EVALUATOR_RECOMMENDATIONS.md for details.
"""

__all__ = []  # Empty until Phase 5 implementation
