Feature request: SOG view / compresion to support

[jurandfantom]

Hi there, love your app and happy to see more and more people use it.
I am currently exploring the compression of GS via various methods, and I found the following that seems to be interesting enough to suggest it here:
https://blog.playcanvas.com/playcanvas-open-sources-sog-format-for-gaussian-splatting/

It would be great to be able to see Sog files besides Ply, or even better, to have an option to save directly to Sog as an additional command