Update to use gotemplate instead of jsonpath for the output.

@@ -69,7 +69,7 @@ spec:
         #!/usr/bin/env bash
 
         set -ex
-        kubectl create -f /workspace/postgresql-pod.yaml -o jsonpath --template '{.metadata.name}'/ > $(results.service-name.path)
+        kubectl create -f /workspace/postgresql-pod.yaml -o go-template --template '{{ if eq .kind "Service" }}{{.metadata.name }}{{ end }}' > $(results.service-name.path)
         echo "servie name: $(cat $(results.service-name.path))"
 
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