Run tinraytracer notebook as part of ci

Author: mcbarton

.github/workflows/main.yml

@@ -353,6 +353,27 @@ jobs:
           kernel: "C++23"
         timeout-minutes: 5
 
+      - name: Test C++17 kernel in tinyraytracer.ipynb
+        uses: ./.github/actions/Emscripten-Notebook-Tests
+        with:
+          notebook: "tinyraytracer.ipynb"
+          kernel: "C++17"
+        timeout-minutes: 5
+
+      - name: Test C++20 kernel in tinyraytracer.ipynb
+        uses: ./.github/actions/Emscripten-Notebook-Tests
+        with:
+          notebook: "tinyraytracer.ipynb"
+          kernel: "C++20"
+        timeout-minutes: 5
+
+      - name: Test C++23 kernel in tinyraytracer.ipynb
+        uses: ./.github/actions/Emscripten-Notebook-Tests
+        with:
+          notebook: "tinyraytracer.ipynb"
+          kernel: "C++23"
+        timeout-minutes: 5
+
       - name: Setup tmate session
         if: ${{ failure() && runner.debug }}
         uses: mxschmitt/action-tmate@v3