File extensions can also be added to the upload type whitelist; they'll be normalized to types for the actual comparison, so only known extensions will work.
159 B
1x1px
159 B
1x1px
![](/GNUsocial/gnu-social/raw/commit/1a2170914e44e6fda66078895556f1ebb99d1cf5/tests/sample-uploads/image.png)