How to reuse script in Katalon

In Application there is a single functionality. Single functionality can be done from two places.
(Suppose upload functionality can be performed from Place A and Place B). Since script for upload is same but script for Place A and Place B is different.

I have recorded script for uploading a file from Place A. now i want to reuse it at place B.

How to do it?

take a look at this:

It would be super useful. I could shorten a lot of testsutie by 80% or so.

You can create reusable code as Custom Keyword
You can call one test case from another using the callTestCase command. Both will allow you to reuse code throughout your project.

There is no callTestCase in Katalon Recorder - browser extension

Oops, sorry, my apologies.