Add bin and edit workflow

bin/gems/pdf-reader-2.14.1/lib/pdf/reader/null_security_handler.rb

@@ -0,0 +1,14 @@
+# coding: utf-8
+# typed: strict
+# frozen_string_literal: true
+
+class PDF::Reader
+
+  # A null object security handler. Used when a PDF is unencrypted.
+  class NullSecurityHandler
+
+    def decrypt(buf, _ref)
+      buf
+    end
+  end
+end