Update build-doc.yml

Author: LiamConnors

.github/workflows/build-doc.yml

@@ -38,3 +38,21 @@ jobs:
         run: |
           cd doc
           uv pip list
+
+      - name: Build HTML docs
+        env:
+          MAPBOX_TOKEN: ${{ secrets.MAPBOX_TOKEN }}
+        run: |
+          cd doc
+          echo "${MAPBOX_TOKEN}" > python/.mapbox_token
+          uv run make -kj8 || uv run make -kj8
+          curl https://raw.githubusercontent.com/plotly/graphing-library-docs/master/front-matter-ci.py > front-matter-ci.py
+          curl https://raw.githubusercontent.com/plotly/graphing-library-docs/master/check-or-enforce-order.py > check-or-enforce-order.py
+          uv run python front-matter-ci.py build/html
+          uv run python check-or-enforce-order.py build/html
+
+      - name: Upload docs artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: doc-build
+          path: doc/build/