def rspec_options
      config = ::RSpec.configuration
      {}.tap do |opts|
        opts[:path] = config.dockerfile_path if config.dockerfile_path?
        opts[:rm] = config.rm_build if config.rm_build?
        opts[:log_level] = config.log_level if config.log_level?
      end
    end
def rspec_options
      config = ::RSpec.configuration
      {}.tap do |opts|
        opts[:path] = config.dockerfile_path if config.dockerfile_path?
        opts[:rm] = config.rm_build if config.rm_build?
        opts[:log_level] = config.log_level if config.log_level?
      end
    end
Gets the default options configured using `RSpec.configuration`.

 @example
   self.rspec_options #=> {:path=>".", :rm=>true, :log_level=>:silent}

 @return [Hash] The configuration options.

 @api private