chore(node-client-sdk): Add contract tests and hello example#1749

joker23 wants to merge 6 commits into

mainlaunchdarkly/js-core:mainfrom

skz/sdk-2195/node-client-sdk-next-contract-tests-and-hello-examplelaunchdarkly/js-core:skz/sdk-2195/node-client-sdk-next-contract-tests-and-hello-exampleCopy head branch name to clipboard