get https://api.platform.a15t.com/v1/evals/evaluations/runs//metrics/summary
Get dashboard-optimized score summary for a specific evaluation run.
Returns lightweight score data optimized for dashboard visualization:
- Score arrays for each evaluator version
- Pre-calculated statistics (average, median, distribution, etc.)
- Excludes heavy fields like rationale and dataset_item
This endpoint is specifically designed for ADMIN Dashboard with large datasets
(~100 scores per evaluator version).