Raise error if -t set to outside of local

scripts/cluster-pipeline-executor.sh

@@ -30,7 +30,7 @@ while getopts 'i:o:t:l:p:r:m:n:b:d:c:s:h' opt; do
     ?|h)
       echo "-i      Input BIDS dataset"
       echo "-o      Derivatives dir (i.e., where to store the results)"
-      echo "-t      Where to store temporary PUMI workflow files on the cluster (MUST BE SOMEWHERE IN /local !)"
+      echo "-t      Where to store temporary PUMI workflow files on the worker nodes (MUST BE an absolute path somewhere in /local/)"
       echo "-l      NFS directory that should be used to store the Slurm log files (+ Apptainer SIF file)"
       echo "-p      PUMI pipeline you want to run (default: '${PIPELINE}')"
       echo "-r      Nipype plugin params to limit resource usage (default: '${RESOURCES}')"
@@ -68,6 +68,11 @@ if [ -z "${INDIR}" ] || [ -z "${OUTDIR}" ] || [ -z "${TMP_PUMI}" ] || [ -z "${LO
   exit 1
 fi
 
+if [[ "${TMP_PUMI}" != "/local/*" ]]; then
+  echo "Error: -t must be set to a sub-directory in /local/"
+  exit 1
+fi
+
 ############################# Main script begins here #########################################
 
 dataset_name=$(basename "$INDIR")