I made a action group to manage my packing lists: https://actions.getdrafts.com/g/1ZC
In the background it builds a dictionary and save that to your iCloud, meaning your templates are cross device. For full details on how it works I have a blog post:
I’d love to hear of any points for improvement! I already have noted down that when a category emoji is updated I’d like to update all the packing lists to reflect that.