Lighthouse - Datadog automatation script

#!/usr/bin/env ruby
# see here for more info https://github.com/GoogleChrome/lighthouse/blob/master/lighthouse-core/
# uncomment --output-path tosave output
# to send data periodically only one run `wheneverize .` and then 
# `whenever --update-crontab` You can set time period changin `config/schedule.rb`

require 'json'
require 'rubygems'
require 'dogapi'
require 'dotenv'
Dotenv.load

targets = [
  {
    url:  'https://xxx.com/blog/',
    name: 'blog',
  },
  {
    url:  'https://xxx.com',
    name: 'Home',
  }
]
test_conditions = [
  {
    name: 'fast',
    flags: '--emulated-form-factor=none --throttling-method=provided'
  },
  {
    name: 'slow',
    flags: nil
  }
]

dog = Dogapi::Client.new(ENV['API_KEY'], ENV['APP_KEY'])

#today = Time.now.strftime("%d-%m-%Y")
#Dir.mkdir(today) unless File.exists?(today)
Dir.mkdir('config') unless File.exists?('config')

  targets.each do |target|
   # file_path = "./#{today}/#{target[:name]}.json"
    test_conditions.each do |condition|
      out = `lighthouse #{target[:url]} --only-categories=performance --output json --quiet --chrome-flags="--headless" #{condition[:flags]}` # --output-path #{file_path} 
    
      response = JSON.parse(out) #File.open(file_path).read)
    
      metric =  "performance.lighthouse.#{condition[:name]}.#{target[:name]}" 
      value =  (response['categories']['performance']['score']*100).to_i
      p metric
      p value
      dog.emit_point(metric, value)
    end
  end