Adding some tests based on rhub containers

.github/workflows/RHUB-check.yml

@@ -0,0 +1,32 @@
+on:
+  push:
+  pull_request:
+
+name: RHUB-check
+
+jobs:
+  R-CMD-check:
+    runs-on: ubuntu-latest
+    name: r-hub2/${{ matrix.container }}
+    container: ghcr.io/r-hub/containers/${{ matrix.container }}:latest
+    strategy:
+      fail-fast: false
+      matrix:
+        container: [ 'clang16', 'clang18', 'clang20', 'ubuntu-clang' ]
+
+    env:
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+      R_KEEP_PKG_SOURCE: yes
+      DOWNLOAD_STATIC_LIBV8: true
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: r-lib/actions/setup-pandoc@v2
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          extra-packages: any::rcmdcheck
+          needs: check
+
+      - uses: r-lib/actions/check-r-package@v2