test: adding voucher somektest

ci/tasks/voucher-smoketest.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+set -eu
+
+source smoketest-settings/helpers.sh
+
+host=`setting "voucher_endpoint"`
+port=`setting "voucher_port"`
+
+set +e
+for i in {1..15}; do
+  echo "Attempt ${i} to curl voucher"
+  curl --location -f ${host}:${port}
+  if [[ $? == 0 ]]; then success="true"; break; fi;
+  sleep 1
+done
+set -e
+
+if [[ "$success" != "true" ]]; then echo "Smoke test failed" && exit 1; fi;