How to release a specific folder through the use of htaccess?

Question

I need to release inside lib only the folder Barcode. The rest is inaccessible. How can I do that? What I currently have is:

Order Deny, allow Deny from all

Answer 1

Tries to create a configuration file by exclusively releasing this Lib folder.

See an example with the following solutions already posted:

How to release a subdirectory protected with . htaccess?

Release subdirectory through . htaccess