Run tests on Ubuntu and macOS

Author: ad-si

.github/workflows/pages.yml

@@ -23,7 +23,10 @@ jobs:
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -50,10 +53,12 @@ jobs:
         run: make docs
 
       - name: Upload artifact
+        if: runner.os == 'ubuntu-latest'
         uses: actions/upload-artifact@v4
         with:
           path: docs
 
       - name: Deploy to GitHub Pages
+        if: runner.os == 'ubuntu-latest'
         id: deployment
-        uses: actions/deploy-pages@v1
+        uses: actions/deploy-pages@v4