I have a class 2 weak chin. What treatment would you recommend? (photo)

I don't suffer from a severe overjet or overbite (around 3mm each) but as you can see from the photo with my jaw closed i have a class 2 jaw and my upper lip protrudes over the bottom. What options would be available to align the lips and to improve my chin profile? I've never had braces before so my teeth are also crooked so will be looking to get that fixed as well as the overjet and overbite too.