fixed docs workflow

.github/workflows/default.yml

@@ -1,12 +1,43 @@
 name: "Pull Request Docs Check"
+
 on:
 - pull_request
 
 jobs:
-  docs:
+  build:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v1
+    # Standard drop-in approach that should work for most people.
     - uses: ammaraskar/sphinx-action@master
       with:
         docs-folder: "docs/"
+
+    # Great extra actions to compose with:
+    # Create an artifact of the html output.
+    - uses: actions/upload-artifact@v1
+      with:
+        name: DocumentationHTML
+        path: docs/_build/html/
+
+    # Publish built docs to gh-pages branch.
+    # ===============================
+    - name: Commit documentation changes
+      run: |
+        git clone https://github.com/ammaraskar/sphinx-action-test.git --branch gh-pages --single-branch gh-pages
+        cp -r docs/_build/html/* gh-pages/
+        cd gh-pages
+        touch .nojekyll
+        git config --local user.email "[email protected]"
+        git config --local user.name "GitHub Action"
+        git add .
+        git commit -m "Update documentation" -a || true
+        # The above command will fail if no changes were present, so we ignore
+        # that.
+    - name: Push changes
+      uses: ad-m/github-push-action@master
+      with:
+        branch: gh-pages
+        directory: gh-pages
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+    # ===============================