✨ Exit cross-val on failure

cross-val.sh

@@ -34,7 +34,7 @@ do
     echo "$(date +%Y-%m-%dT%H:%M:%S) Running '${cmd}'" >> cross-val-log.txt
     echo "Test data is : ${test_data}" >> cross-val-log.txt
 
-    ${cmd}
+    ${cmd} || exit $?
 
     echo "$(date +%Y-%m-%dT%H:%M:%S) End of command." >> cross-val-log.txt