diff --git a/doc/tryItOut.png b/doc/tryItOut.png
index dcae079..7b2e46e 100644
Binary files a/doc/tryItOut.png and b/doc/tryItOut.png differ
diff --git a/infrastructure/c4k-website-build/image/resources/entrypoint.sh b/infrastructure/c4k-website-build/image/resources/entrypoint.sh
index f2d61f7..ddb1a37 100755
--- a/infrastructure/c4k-website-build/image/resources/entrypoint.sh
+++ b/infrastructure/c4k-website-build/image/resources/entrypoint.sh
@@ -3,6 +3,11 @@
 mkdir $BUILDDIR
 mkdir $SOURCEDIR
 
+set -o nounset
+set -o xtrace
+set -o errexit
+set -eo pipefail
+
 source /usr/local/bin/functions.sh
 
 echo "Downloading website"