hack: add --help to create-kind-cluster.sh and fix a bashism - #825

hack: add --help to create-kind-cluster.sh and fix a bashism#825

Yuan Gao (ygao-g) wants to merge 1 commit into

agent-substrate:mainagent-substrate/substrate:mainfrom

ygao-g:kind-cluster-usageygao-g/substrate:kind-cluster-usageCopy head branch name to clipboard