def node
      runner = self
      @node ||= begin
        apply_chef_config!
        client.build_node.tap do |node|
          node.define_singleton_method(:runner) { runner }
        end
      end
    end
def node
      runner = self
      @node ||= begin
        apply_chef_config!
        client.build_node.tap do |node|
          node.define_singleton_method(:runner) { runner }
        end
      end
    end
The +Chef::Node+ corresponding to this Runner.

 @return [Chef::Node]