Yes we do. We say this on our website, we provide remaining ‘metadata’ after an image has been uploaded, and it is in our open source code on github.
https://github.com/nostrbuild/nostr.build/blob/main/upload.php
nostr:nprofile1qqsfnz2sqsflkatdssmeztxr90s8xrd7r07xkhfwaa6eu9zkcguljpgprpmhxue69uhhyetvv9ujucm4wfex2mn59en8j6f0qyv8wumn8ghj7mn0wd68ytnxd46zuamf0ghxy6t69uq3jamnwvaz7tmjv4kxz7fwwdhx7un59eek7cmfv9kz76r4ern you better be removing my metadata
gonna go check this day's posts because i'm kinda ok with screenies but i'm not sending you photos if you keep anything on them apart from the pixels, and that makes your service worth less.
not worthless, just worth. less.
Discussion
One of my favorite nostr services used daily