SVG currently can't be uploaded, a server error.
If there is only attached svg, the following error is thrown:
Error: object must have a content
and if there is text in the post, with one SVG in attachement, the following error is thrown:
Internal Server Error
But SVG (including animated one, can still be included from another path, by markdown image tag. In this case, the animation is:
Here is an example with an animated SVG linked by markdown image tag : https://microblog.popolon.org/o/fec198ec47cd43dfa92909c68cc3dc77
Thank you for the report.
I wonder it should be enabled or if it should return a user-friendly error? I guess it can be enabled + a warning in the user guide about svg not being supported on most fediverse platform.