diff --git a/.github/workflows/shell-env.yaml b/.github/workflows/shell-env.yaml
new file mode 100644
index 0000000..301e454
--- /dev/null
+++ b/.github/workflows/shell-env.yaml
@@ -0,0 +1,40 @@
+name: Shell Env ";ls;"
+
+on: pull_request
+
+jobs:
+  pull-request:
+    name: Shell Env
+
+    permissions:
+      contents: read
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: test script
+        env:
+          CUSTOM_GITHUB_WORKFLOW: ${{ github.workflow }}
+        run: |
+          set -x
+          set +e
+
+          # echo $GITHUB_WORKFLOW
+          # echo "$GITHUB_WORKFLOW"
+          # bash -c 'printf "%q\n" "$@"' -- $GITHUB_WORKFLOW
+          bash -c 'printf "%q\n" "$@"' -- "$GITHUB_WORKFLOW"
+
+          # echo $CUSTOM_GITHUB_WORKFLOW
+          # echo "$CUSTOM_GITHUB_WORKFLOW"
+          # bash -c 'printf "%q\n" "$@"' -- $CUSTOM_GITHUB_WORKFLOW
+          bash -c 'printf "%q\n" "$@"' -- "$CUSTOM_GITHUB_WORKFLOW"
+
+          bash -c 'printf "%q\n" "$@"' -- '${{ github.workflow }}'
+          bash -c 'printf "%q\n" "$@"' -- ${{ toJSON(github.workflow) }}
+
+          # echo ${{ github.workflow }}
+          # echo "${{ github.workflow }}"
+          # bash -c 'printf "%q\n" "$@"' -- ${{ github.workflow }}
+          # bash -c 'printf "%q\n" "$@"' -- "${{ github.workflow }}"