+libass

[JrGoodle]

closes #252

[what-the-diff]

PR Summary

• New configuration file added
  A package.yml file has been added to the project for better configuration management.
• Additional test case for libass library
  A new test case, written in C++ code, has been included to enhance the testing of the libass library. This will help ensure the library is functioning correctly and improve overall code quality.

[jhheider]

thanks, @JrGoodle !