But your git-lfs client still seems unable to specify the right Content-Type. That really worries me.
Could you take this image and upload it to your repository?
https://nlm-staging-test-site.netlify.com/assets/orange.jpg
I just want to make sure it is not caused by the photos you have.
Can you also show me what your full git config looks like?
Please execute this inside the path of your repository:
git config -l