how I can change permission for a folder in jenkins?

Question

I have jenkins working in local server on my mac and for a job, I need to run a script shell witch it need to read a json file. I tryied to put it in workflow-lib file. But when

Answer 1

If the jenkins user is a member in the sudoers list:

sudo rm -rf /Users/****/.jenkins/workflow-libs/testCollections

But this can be dangerous.