Add bin and edit workflow

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

@@ -0,0 +1,18 @@
+# coding: utf-8
+# typed: strict
+# frozen_string_literal: true
+
+class PDF::Reader
+
+  # Security handler for when we don't support the flavour of encryption
+  # used in a PDF.
+  class UnimplementedSecurityHandler
+    def self.supports?(encrypt)
+      true
+    end
+
+    def decrypt(buf, ref)
+      raise PDF::Reader::EncryptedPDFError, "Unsupported encryption style"
+    end
+  end
+end