run:
# 	terraform init -input=false
	terraform plan -input=false \
	-var "region=us-west-2" \
	-var "cluster_name=o11y-staging-regional-us-west-2" \
	-var "reference_node_group_name=o11y-staging-regional-us-west-2-data-node-group-a" \
	-out=plan.tfplan