filter out dir change to non-dir items

Signed-off-by: Jordan Dubrick <[email protected]>

Author: Jdubrick

build-tools/build.sh

@@ -70,8 +70,8 @@ build_registry() {
   cd "$OLDPWD"
 
   # Generate the tar archive
-  for stackDir in $outputFolder/stacks/*
-  do
+  for stackDir in $outputFolder/stacks/*; do
+  if [[ -d "${stackDir}" ]]; then
     cd $stackDir
     if [[ -f "stack.yaml" ]]; then
       for versionDir in $stackDir/*
@@ -85,6 +85,7 @@ build_registry() {
       tar_files_and_cleanup
     fi
     cd "$OLDPWD"
+  fi
   done
   cd "$buildToolsDir"