1 2Usage: docker helloworld [OPTIONS] COMMAND 3 4A basic Hello World plugin for tests 5 6Options: 7 -c, --context string Is it Christmas? 8 -D, --debug Enable debug 9 --pre-run Log from prerun hook 10 --who string Who are we addressing? 11 12Commands: 13 apiversion Print the API version of the server 14 exitstatus2 Exit with status 2 15 goodbye Say Goodbye instead of Hello 16 17Run 'docker helloworld COMMAND --help' for more information on a command.