Try cd

.github/workflows/pelican-publish.yml

@@ -10,9 +10,10 @@ jobs:
       uses: actions/checkout@v2
       with:
         submodules: true
+    - name: Change path
+      run: cd docs
     - name: Build and Publish
       uses: nelsonjchen/gh-pages-pelican-action@master
-      working-directory: docs
       env:
         GITHUB_TOKEN: ${{ secrets.GH_TOKEN }}
         PELICAN_CONFIG_FILE: docs/publishconf.py