I was directed to this guide - https://developer.apple.com/forums/thread/712889 - apparently anyone can do it?
I can try later today or tomorrow too.
stan-v
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In the meantime, what worked for us was to set absolute path as install_name for the library - install_name_tool -id /usr/local/lib/my-library.dylib /usr/local/lib/my-library.dylib