For several years I kept my ssh keys on my phone so it was always on me. When I need it I plop it in the dock and it would both charge and be mounted in linux

For several years I kept my ssh keys on my phone so it was always on me. When I need it I plop it in the dock and it would both charge and be mounted in linux and in my .ssh/config it would point to the mount point for those keys. Just another alternative.