Holiday was great!
I had a six week and 2000km Mountainbike trip from northern Germany to Rome in Italy. Only dirt trails 
Regarding your question I posted something here:
Extension to display cover art on a sense hat attached to a Raspberry Pi - Tinkering / Roon API - Roon Labs Community
As I must be out for a business trip the first weeks of July you can expect the v2.3.0 at beginning of August. As you can see in the linked post it is already up and running in my study 
Best DrCWO