```ruby
require 'rspec/autorun'
require 'json_expressions/rspec'
require 'net/http'
require_relative '../genghis.rb'

RSpec.configure do |config|
  def find_available_port
    server = TCPServer.new('127.0.0.1', 0)
    server.addr[1]
  ensure
    server.close if server
  end

  def start_backend(backend)
    @genghis_port = find_available_port

    case backend
    when :php
      puts "booting genghis.php"
      @genghis_pid = spawn 'php', '-S', "localhost:#{@genghis_port}", 'genghis.php', :out => '/dev/null'
      sleep 0.1
      Faraday.new url: "http://localhost:#{@genghis_port}"
    when :ruby
      puts "\n\nusing genghis.rb"
      Faraday.new do |conn|
        conn.adapter :rack, Genghis::Server.new
      end
    end
  end

  config.after :all do
    # Kill any outstanding Genghis backend
    Process.kill('HUP', @genghis_pid) unless @genghis_pid.nil?
    @genghis_pid = nil
  end
end```

Remove debugging output from api spec.
user
```ruby
require 'rspec/autorun'
require 'json_expressions/rspec'
require 'net/http'
require_relative '../genghis.rb'

RSpec.configure do |config|
  def find_available_port
    server = TCPServer.new('127.0.0.1', 0)
    server.addr[1]
  ensure
    server.close if server
  end

  def start_backend(backend)
    @genghis_port = find_available_port

    case backend
    when :php
      @genghis_pid = spawn 'php', '-S', "localhost:#{@genghis_port}", 'genghis.php', :out => '/dev/null'
      sleep 0.1
      Faraday.new url: "http://localhost:#{@genghis_port}"
    when :ruby
      Faraday.new do |conn|
        conn.adapter :rack, Genghis::Server.new
      end
    end
  end

  config.after :all do
    # Kill any outstanding Genghis backend
    Process.kill('HUP', @genghis_pid) unless @genghis_pid.nil?
    @genghis_pid = nil
  end
end```
assistant