feat: add support for returning directory names (#522)

* feat: add support for returning directory names

* Updated step name

* Updated to return uniq dir names

* Updated README.md

* Updated README.md

* Updated separator encoding

.github/workflows/test.yml

@@ -242,6 +242,16 @@ jobs:
           echo '${{ toJSON(steps.changed-files-quotepath.outputs) }}'
         shell:
           bash
+      - name: Run changed-files with dir_names
+        id: changed-files-only-dir-names
+        uses: ./
+        with:
+          dir_names: "true"
+      - name: Show output
+        run: |
+          echo '${{ toJSON(steps.changed-files-only-dir-names.outputs) }}'
+        shell:
+          bash
       - name: Run changed-files with forward slash separator
         id: changed-files-forward-slash
         uses: ./