artifacts/crd.crd.yaml contains the spec of the crd, and crdob.crdob.yaml contains spec of an object of Jackpot kind
apply kubectl create -f artifacts/ to create the crd and Jackpot
Build the Go Controller with
go build
Run ./booklist-controller to start the controller
Then if you change Image, Replicas of Jackpot, you will see the corresponding change in the booklist-controller Deployment object