Add files via upload

Q Research/scripts/run_ci_diagnostics.sh

@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+set -euo pipefail
+cd "$(dirname "$0")/.."
+
+# Auto-select newest artifacts unless explicit paths supplied.
+TARGET=${1:-latest}
+if [ "$TARGET" = "latest" ]; then
+  BATCH=$(ls -t data/results/batch_backtests_*.csv 2>/dev/null | head -n1 || true)
+  WALKFORWARD=$(ls -t results/*/walkforward/metrics.csv 2>/dev/null | head -n1 || true)
+  MC_SUMMARY=$(ls -t results/*/stress/mc_summary.json 2>/dev/null | head -n1 || true)
+  MC_ITER=$(ls -t results/*/stress/mc_iterations.csv 2>/dev/null | head -n1 || true)
+  EQUITY=$(ls -t results/*/equity.csv 2>/dev/null | head -n1 || true)
+  UNDERWATER=$(ls -t results/*/stats/underwater.csv 2>/dev/null | head -n1 || true)
+fi
+BATCH=${BATCH:-tests/fixtures/batch_results_sample.csv}
+WALKFORWARD=${WALKFORWARD:-tests/fixtures/walkforward_metrics_sample.csv}
+MC_SUMMARY=${MC_SUMMARY:-tests/fixtures/mc_summary_sample.json}
+MC_ITER=${MC_ITER:-tests/fixtures/mc_iterations_sample.csv}
+EQUITY=${EQUITY:-tests/fixtures/equity_sample.csv}
+UNDERWATER=${UNDERWATER:-tests/fixtures/underwater_sample.csv}
+
+OUT_DIR="charts/ci/diagnostics_$(date +%Y%m%d_%H%M%S)"
+
+python scripts/plot_backtest_diagnostics.py \
+  --batch-csv "$BATCH" \
+  --walkforward-csv "$WALKFORWARD" \
+  --mc-summary "$MC_SUMMARY" \
+  --mc-iterations "$MC_ITER" \
+  --equity-csv "$EQUITY" \
+  --underwater-csv "$UNDERWATER" \
+  --facet-scenario \
+  --out "$OUT_DIR" \
+  --format png
+
+echo "Diagnostics artifacts saved to $OUT_DIR"