Improve make scans dir

workflow/qhtcp-workflow

@@ -1472,6 +1472,7 @@ main() {
   TEMPLATES_DIR="$SCRIPT_DIR/templates"
   APPS_DIR="$SCRIPT_DIR/apps"
   DATE="$(date +%Y%m%d)" # change in EASYConsole.m to match
+  SCANS_HEIRARCHY=("./scans" "/mnt/data/scans" "/mnt/data/ExpJobs" "./scans")
   SCANS_HEIRARCHY=("./scans" "/mnt/data/scans" "/mnt/data/ExpJobs" "./scans") # search for a scans dir in this order (and fall back to default)
   # Find a scans directory
   [[ -z $SCANS_DIR ]] && for d in "${SCANS_HEIRARCHY[@]}"; do
@@ -1479,6 +1480,15 @@ main() {
       SCANS_DIR="$d"
     fi
   done
+  if ! [[ -d $SCANS_DIR ]]; then
+    # This is not somethign we do often, so ask
+    if ask "Create the scans directory: $SCANS_DIR?"; then
+      mkdir -p "$SCANS_DIR"
+    else
+      echo "No scans directory available, exiting"
+      exit 1;
+    fi
+  fi
   echo "Using scans directory: $SCANS_DIR"
   echo "Change the SCANS environment variable to override"
   echo "Example: SCANS=/path/to/scans ./qhtcp-workflow"