Follow-up from "Resolve "Fuzzing Errors /api/upload""

The following discussion from !34 (merged) should be addressed:

@georg started a discussion: (+1 comment)

Thanks for this -- ~~what about adding fuzzing to the CI?~~ Scratch this, I now saw that you added such tests.

To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information