hope it doesn't mean my old stuff has to go

Unfortunately, yes.

will you upload it back to ekas?

There shouldn't be a new "purge". If you think your content is being targeted, you should put up a ticket, though it may be a while. Squiggles has been putting in explicit concerted effort to work with the ABDL communities, and even babyfurs, within the long existing guidelines. Long as it ain't lewd, nothing that's existing should be getting touched