It really strikes me as odd that this isn't possible but there needs to be a way of getting the current working directory or of using relative paths so that I can package up the PBIX and the data int...
Completely agree, but I think this idea already exists. Please upvote the idea:
https://ideas.powerbi.com/ideas/idea/?ideaid=f40903f2-17f0-483d-ad87-4416e2d48f43
https://ideas.powerbi.com/ideas/idea/?ideaid=f40903f2-17f0-483d-ad87-4416e2d48f43
