I’ll just say that I think you’re both thinking like developers 
I mean, stick it in a Google Drive folder or literally point to the original here in this thread and just add a wiki page called “Assets” that points to wherever these resources live.
Lots of “solutions”.
We use an internal version of HackMD and have assets uploaded to S3 until I can have our own IPFS hosts / gateway stood up → https://md.spade.builders/fission