Build and test operator images on push to every branch except main and pull requests

Add ssh key to launch template for Nodegroups to help debug #987

Sign in to view logs

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
build-test-operator	1m 10s
build-cli (darwin, amd64)	1m 54s
build-cli (linux, amd64)	1m 45s
	4m 49s