trench.rb

#!/usr/bin/env ruby -rubygems

require 'restclient'
require 'json'

#note that the original trench.rb file has hundreds of TIFFs for the input; I've truncated this one.

RestClient.post('http://localhost:9173/jobs', 
  {:job => {
  
    'action' => 'graphics_magick',
   
    'inputs' => [
		'file:///media/trench-maps/002WW1MAP.tif',
		'file:///media/trench-maps/003WW1MAP.tif',
		'file:///media/trench-maps/004WW1MAP.tif',
		'file:///media/trench-maps/005WW1MAP.tif',
		'file:///media/trench-maps/006WW1MAP.tif',
		'file:///media/trench-maps/450WW1MAP.tif'
    ],
    
    'options' => {
      'steps' => [{
        'name'      => 'annotated',
        'command'   => 'mogrify',
        'options'   => '-format',
        'extension' => 'jp2'
      }]
    }
    
  }.to_json}
)