More CI shenanigans

Author: MichaelGoodale

.github/workflows/CI.yml

@@ -40,11 +40,22 @@ jobs:
           pip install pytest
           pip install sphinx sphinx_rtd_theme
           sphinx-build docs/source _build
-      - name: Deploy to GitHub Pages
-        uses: peaceiris/actions-gh-pages@v4
+      - name: Upload doc files
+        id: deployment
+        uses: actions/upload-pages-artifact@v3
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: _build/
+          path: _build/
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: docs
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
 
   linux:
     runs-on: ${{ matrix.platform.runner }}