docs: auto build the docs website

Signed-off-by: Ali Maredia <amaredia@redhat.com>

Author: alimaredia

.github/workflows/docs.yml

@@ -46,3 +46,14 @@ jobs:
         uses: DavidAnson/markdownlint-cli2-action@eb5ca3ab411449c66620fe7f1b3c9e10547144b0 # v18.0.0
         with:
           globs: '**/*.md'
+  docs:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v3
+        if: ${{ github.event_name == 'push' && github.ref == 'refs/heads/main' }}
+        with:
+          publish_branch: gh-pages
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: _build/
+          force_orphan: true