Enhance recategorization script with error handling

Added error handling for recategorization and ensured jq is installed before filtering SARIF results.

Signed-off-by: Saumya Rai <saumya.rai@qorix.ai>

Author: Saumya-R

scripts/workflow/recategorize_guidelines.sh

@@ -24,8 +24,27 @@ python3 "$RECATEGORIZE_SCRIPT" \
   "$CODING_STANDARDS_CONFIG" \
   "$SARIF_FILE" \
   "sarif-results-recategorized/$(basename "$SARIF_FILE")"
-  rm "$SARIF_FILE"
-  mv "sarif-results-recategorized/$(basename "$SARIF_FILE")" "$SARIF_FILE"
+PY_EXIT=$?
+if [ $PY_EXIT -ne 0 ]; then
+  echo "Recategorization failed (exit code $PY_EXIT). SARIF file not updated." >&2
+  exit $PY_EXIT
+fi
+rm "$SARIF_FILE"
+mv "sarif-results-recategorized/$(basename "$SARIF_FILE")" "$SARIF_FILE"
 
+# Ensure jq is available
+if ! command -v jq >/dev/null 2>&1; then
+  echo "Error: jq is required but not installed. Please install jq and rerun this script." >&2
+  exit 1
+fi
 
-#adding filters later
+# Filter SARIF to only include results from repos/* (relative or absolute)
+echo "Filtering SARIF results to only include entries with paths matching (^|/)repos/ ..."
+jq '(.runs) |= map(.results |= map(select((.locations // [] | length > 0) and ((.locations[0].physicalLocation.artifactLocation.uri // "") | test("(^|/)repos/")))) )' "$SARIF_FILE" > "${SARIF_FILE}.filtered"
+if [ $? -eq 0 ]; then
+  mv "${SARIF_FILE}.filtered" "$SARIF_FILE"
+else
+  echo "jq filtering failed. SARIF file was not modified." >&2
+  rm -f "${SARIF_FILE}.filtered"
+  exit 1
+fi