Write JSON that will be used by Ducksboard.
This gem produces a very specific format so it may not be useful for many cases.
Run:
$ gem install ducksboard_json
Some examples:
$ ducksboard_json --application my_app --job my_job --ok
$ cat /tmp/ducksboard_json/my_app/my_job.json
{"value":0,"completion_time":1418778217,"application":"my_app"}
$ ducksboard_json --application my_app --job my_job --error
$ cat /tmp/ducksboard_json/my_app/my_job.json
{"value":1,"completion_time":1418778311,"application":"my_app"}