Every 2012+ leaf with Chademo port supports bidirectional.

Alot more stations are popping up on the tesla app under charge your non tesla, i see a few in CO. wonder if these are magic dock or just V3 that will need an adapter.

I just completed this on my 11th gen, it wasnt too bad but i am fairly comfortable soldering on small circuits. Biggest thing is to make sure you have a very fine tip on your soldering iron