Try to add some CI

Author: tmadlener

.github/workflows/run-tutorials.yml

@@ -0,0 +1,39 @@
+name: Run Tutorials
+
+on:
+  push:
+    branches:
+    pull_request:
+    workflow_dispatch:
+    schedule:
+    - cron: '16 5 * * 1'
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  ild-reconstruction:
+    runs-on: ubuntu-latest
+    container:
+      image:
+        ghcr.io/key4hep/key4hep-images/alma9-cvmfs:latest
+
+    steps:
+      - uses: actions/checkout@v5
+      - run: |
+          /mount.sh && source /cvmfs/sw-nightlies.hsf.org/key4hep/setup.sh
+          mkdir testdir
+          cd testdir
+          cp ${GITHUB_WORKSPACE}/gaudi_ild_reco/README.md .
+          cat << 'EOF' > test.md
+          ---
+          jupyter:
+            kernelspec:
+              display_name: Python 3
+              language: python
+              name: python3
+          ---
+          EOF
+          cat README.md >> test.md
+          jupytext test.md -o test.ipynb --execute