Add a weekly CI job to build example project (#149)

Author: giarc3

.github/workflows/test-examples.yaml

@@ -0,0 +1,19 @@
+name: Test Examples (Weekly)
+on:
+  schedule:
+    - cron: 0 14 * * 1
+  workflow_dispatch:
+  pull_request:
+
+jobs:
+  test-examples:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: actions/setup-node@v6
+        with:
+          node-version: 24
+          cache: yarn
+      - name: Build example
+        run: yarn && yarn build
+        working-directory: examples/create-react-app-example