file import with binary file

lib/file_io.rb

@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+# stole from: https://makandracards.com/makandra/50526-fileio-writing-strings-as-carrierwave-uploads
+class FileIO < StringIO
+  def initialize(stream, filename)
+    super(stream)
+    @original_filename = filename
+  end
+
+  attr_reader :original_filename
+end