[openstreetmap/openstreetmap-website] Add image validation while uploading profile picture. (#3096)

[Revathyne]

Upload profile picture only with formats like .png, .jpg, etc.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/issues/3096
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/rails-dev/attachments/20210215/86e23d55/attachment.htm>