Make sure that shell does not interpret the text within the back-quote
as a command to execute in a sub-shell.
Signed-off-by: Tomáš Hozza <thozza@redhat.com>
Add a simple script and an action to update images ref in Schutzfile on
schedule.
Both, the script and action are based on those in the osbuild/images
repository and the credit for those goes to Achilleas Koutsou.
Signed-off-by: Tomáš Hozza <thozza@redhat.com>
