gistfile1.rb

desc 'Add, remove and list config for an app'
command :config do |c|
  c.desc 'Delete config by keys'
  c.command :rm do |sc|
    sc.action do |global_options, options, args|
      @api.request :delete, "/app/#{Git.first_sha}/config", {
        keys: args.to_json
      }
    end
  end
end