@maven
So I got to my solution. Hold on to your hats its not very elegant
And sorry it does not use libertine, so perhaps we should move this and edit the title
I followed the instructions for installing waydroid from here
https://forums.ubports.com/topic/5907/open-ubuntu-touch-to-all-android-applications/116
I skipped the google integration with either g suit or micro g. Where we are going we do not need this.
Then I used the browser to download and install f-droid. After which I used f-droid to install termbot.
Voila, ssh with yubico keys, even with working nfc! Fantastic. This will hold me for a long time