Switch to side-by-side view

--- a
+++ b/.github/workflows/test-examples.yml
@@ -0,0 +1,41 @@
+name: Test examples
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        python: ["3.10"]
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: recursive
+      - name: Set up Python ${{ matrix.python }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python }}
+
+      - name: Install pip dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install tox
+      - name: Test examples
+        env:
+          MPLBACKEND: agg
+          PLATFORM: ${{ matrix.os }}
+          DISPLAY: :42
+        run: |
+          tox -e examples-docs