Author: Daniel Baumann <daniel.baumann@progress-linux.org>
Description: Always restarting kresd for resilience reasons.

diff -Naurp knot-resolver.orig/distro/common/systemd/kresd@.service knot-resolver/distro/common/systemd/kresd@.service
--- knot-resolver.orig/distro/common/systemd/kresd@.service
+++ knot-resolver/distro/common/systemd/kresd@.service
@@ -8,7 +8,7 @@ Type=notify
 WorkingDirectory=/var/cache/knot-resolver
 ExecStart=/usr/sbin/kresd --config=/etc/knot-resolver/kresd.conf
 User=knot-resolver
-Restart=on-failure
+Restart=always
 Sockets=kresd.socket
 Sockets=kresd-tls.socket
 Sockets=kresd-control@%i.socket