[CO 281] Use Options.Applicative for parsing

[HirotoShioi]

Description

Use Options.Applicative for parsing. Something similar to this

Log classifier

Usage: <interactive> COMMAND [--version]
  Client for peforming analysis on Zendesk

Available options:
  -h,--help                Show this help text
  --version                Show version

Available commands:
  collect-emails           Collect emails requested by single user
  process-tickets          Process all the tickets i.e add comments, tags.
  process-ticket           Process Zendesk ticket of an given ticket id
  raw-request              Raw request to the given url
  show-stats               Print list of ticket Ids that agent has been assigned

Linked Issues

https://iohk.myjetbrains.com/youtrack/issue/CO-281

Notes

I opted to implement as commands instead of arguments since runZendeskMain seemed like it's expecting command instead of argument.

I did try to implement like the example but for some reason, --help command doesn't work.