How do I get a script to execute upon cPanel account creation?

Introduction

How can I get a PHP or Perl script of my choosing to execute upon cPanel account creation?

Procedure

This would require a postacct hook to work.  Specifically, the following on our newer cPanel systems.

Account::Create::Post

For more information on setting up standardized hooks, please see the following documentation.

https://documentation.cpanel.net/display/DD/Guide+to+Standardized+Hooks