Merge pull request #135 from pbhandari356/pbhandari-fix-git-error

fix: git error introduced in git 2.35.2

Author: shogo82148

script.sh

@@ -1,6 +1,9 @@
 #!/bin/sh
 
-cd "${GITHUB_WORKSPACE}/${INPUT_WORKDIR}" || exit 1
+if [ -n "${GITHUB_WORKSPACE}" ] ; then
+  cd "${GITHUB_WORKSPACE}/${INPUT_WORKDIR}" || exit 1
+  git config --global --add safe.directory "${GITHUB_WORKSPACE}" || exit 1
+fi
 
 TEMP_PATH="$(mktemp -d)"
 PATH="${TEMP_PATH}:$PATH"