Raise "undefined method `logger'" error with wrapbox v0.9.0

Gemfile

# frozen_string_literal: true

source "https://rubygems.org"

git_source(:github) {|repo_name| "https://github.com/#{repo_name}" }

gem 'wrapbox', '0.9.0'

output

$ bundle exec ruby wrapbox-sample.rb 
Traceback (most recent call last):
        2: from wrapbox-sample.rb:3:in `<main>'
        1: from wrapbox-sample.rb:3:in `new'
/Users/okonomi/src/local/wrapbox-sandbox/vendor/bundle/ruby/2.6.0/gems/wrapbox-0.9.0/lib/wrapbox/runner/ecs.rb:96:in `initialize': undefined method `logger' for Wrapbox:Module (NoMethodError)

wrapbox-sample.rb

require 'wrapbox/runner/ecs'

Wrapbox::Runner::Ecs.new({})