At the moment it's not possible to select an already existing file for a workflow action, but you can use a single include statement (http://confluence.kepler-rominfo.com/display/SIL/Inclusions) in the files that you actually attach to the workflow and point them all to a single file where you keep the actual code.
I’m a designer on the Jira team. For a long time, I’ve fielded questions from other designers about how they should be using Jira Software with their design team. I’ve also heard feedback from other ...
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