No yubikey found, using alternative key storage: no library found

I assume you mean in this topic

I asked about notary in the other topic and your answer was:

Now your log shows

If it is caused by an old config that you don’t need anymore, and if you don’t have anything that you want to keep from the client config, you can remove the /home/miki/.docker/. IF you don’t want to do that, you should definitely check the client config json

/home/miki/.docker/config.json

It could be a wrong authentication setting, but again, I have never used Notary so all I can suggest is checking the credStore parameter and maybe auths