Build notebooks as tests

.ci_support/build_notebooks.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+# execute notebooks
+i=0;
+for notebook in $(ls notebooks/*.ipynb); do
+    papermill ${notebook} ${notebook%.*}-out.${notebook##*.} -k python3 || i=$((i+1));
+done;
+
+# push error to next level
+if [ $i -gt 0 ]; then
+    exit 1;
+fi;

.github/workflows/notebooks.yml

@@ -34,4 +34,4 @@ jobs:
         timeout-minutes: 5
         run: >
           flux start
-          papermill notebooks/examples.ipynb examples-out.ipynb -k "python3"
+          .ci_support/build_notebooks.sh