fix: Don’t rely on 'rsync', since it’s not guaranteed to be installed

Author: smockle

.github/actions/gh-cache/cache/action.yml

@@ -28,10 +28,12 @@ runs:
       working-directory: ${{ github.action_path }}
       shell: bash
       run: |
-        RUNNER_WORK_DIR="$(realpath ${GITHUB_WORKSPACE}/../..)"
+        RUNNER_WORK_DIR="$(realpath "${GITHUB_WORKSPACE}/../..")"
         ACTION_DIR="${RUNNER_WORK_DIR}/_actions/github/accessibility-scanner/current"
-        mkdir -p ${ACTION_DIR}/.github/actions
-        rsync -a ../../../../.github/actions/ ${ACTION_DIR}/.github/actions/
+        mkdir -p "${ACTION_DIR}/.github/actions"
+        if [ "$(realpath .github/actions)" != "$(realpath "${ACTION_DIR}/.github/actions")" ]; then
+          cp -a "../../../../.github/actions/." "${ACTION_DIR}/.github/actions/"
+        fi
     - name: Restore cached value
       uses: ./../../_actions/github/accessibility-scanner/current/.github/actions/gh-cache/restore
       with:

action.yml

@@ -44,10 +44,12 @@ runs:
       working-directory: ${{ github.action_path }}
       shell: bash
       run: |
-        RUNNER_WORK_DIR="$(realpath ${GITHUB_WORKSPACE}/../..)"
+        RUNNER_WORK_DIR="$(realpath "${GITHUB_WORKSPACE}/../..")"
         ACTION_DIR="${RUNNER_WORK_DIR}/_actions/github/accessibility-scanner/current"
-        mkdir -p ${ACTION_DIR}/.github/actions
-        rsync -a .github/actions/ ${ACTION_DIR}/.github/actions/
+        mkdir -p "${ACTION_DIR}/.github/actions"
+        if [ "$(realpath .github/actions)" != "$(realpath "${ACTION_DIR}/.github/actions")" ]; then
+          cp -a ".github/actions/." "${ACTION_DIR}/.github/actions/"
+        fi
     - name: Restore cached results
       id: restore
       uses: ./../../_actions/github/accessibility-scanner/current/.github/actions/gh-cache/cache