docs: combined labs 3 and 4, along with example solution#18

ruckus-voxi merged 1 commit intoakamai-developers:mainakamai-developers/cloud-native-platform-engineering:mainfrom

ruckus-voxi:docs/add-client-libraryruckus-voxi/cloud-native-platform-engineering:docs/add-client-libraryCopy head branch name to clipboard