PR Summary

• Introduction of New Parameter 'first_issuance'
  A new parameter, 'first_issuance', has been incorporated into the issuance process functions located in 'builder.rs'. This modification offers greater flexibility and precision in handling these processes.

• Update to 'add_recipient' Method
  The method 'add_recipient' has been adjusted to include the 'first_issuance' parameter in its call. This ensures the applicability and effectiveness of the newly introduced parameter across all relevant functions.

Closed in favor of #93