python scripts/evaluation/tune_fusion.py --mode optimize --run-name coarse_fusion_long_001 --search-space scripts/evaluation/tuning/coarse_rank_fusion_space.yaml --seed-report artifacts/search_evaluation/batch_reports/batch_20260415T150754Z_00b6a8aa3d.md --tenant-id 163 --queries-file scripts/evaluation/queries/queries.txt --top-k 100 --language en --search-base-url http://127.0.0.1:6002 --eval-web-base-url http://127.0.0.1:6010 --max-evals 400 --batch-size 3 --candidate-pool-size 512 --random-seed 20260416