Oops: I got the vul wrong. You're at favourable
a nice hand, especially when RHO opens 2♦.....
so your go?
if you start with a double, LHO bids 3♦ and back to you
btw later i survived a misclick in the play due to fortunate breaks - would have been a little humiliating to have gone off in a cold one with half of BBO looking on.