Honeybadger deployment notification capistrano task using local machine and curl

deploy.rb

namespace :deploy do
  desc "Notifies Honeybadger locally using curl"
  task :notify_honeybadger do
    require 'json'
    require 'honeybadger'

    begin
      require './config/initializers/honeybadger'
    rescue LoadError
      logger.info 'Honeybadger initializer not found'
    else
      honeybadger_api_key = Honeybadger.configuration.api_key
      local_user          = ENV['USER'] || ENV['USERNAME']
      honeybadger_env     = fetch(:rails_env, "production")
      notify_command      = "curl -sd 'deploy[repository]=#{repository}&deploy[revision]=#{current_revision}&deploy[local_username]=#{local_user}&deploy[environment]=#{honeybadger_env}&api_key=#{honeybadger_api_key}' https://api.honeybadger.io/v1/deploys"
      logger.info "Notifying Honeybadger of Deploy (`#{notify_command}`)"
      result = JSON.parse `#{notify_command}` rescue nil
      result ||= { 'error' => 'Invalid response' }
      if result.include?('error')
        logger.info "Honeybadger Notification Failed: #{result['error']}"
      else
        logger.info "Honeybadger Notification Complete."
      end
    end
  end
end

after 'deploy', 'deploy:notify_honeybadger'
after 'deploy:migrations', 'deploy:notify_honeybadger'