consul services register -name="mx.Config" -meta=service_type=config_provider -meta=targetURI=redis://127.0.0.1:6379/mx.config -address=127.0.0.1 -port=6379
set a config key value
mx config set -key=key=value
get a config key value
mx config get -key=key
cat all config
mx config cat
update all config
mx config update --data="{"a": "b"}"
update config from a json file
mx config update --data=@/path/to/file.json