Create core function changePackTypeName that changes the packTypeName attribute and also gets all the existing packs and updates their names that match the pack ID
Create an action for the admin site to update the name (good chance to try out astro actions)
Add a field on the admin site to update the name using said action
Steps:
changePackTypeName
that changes the packTypeName attribute and also gets all the existing packs and updates their names that match the pack ID