for him to open when everyone would come to visit the baby so he would feel included, too. and we made sure that baby brother got him a special welcome-home gift, too, for being an amazing big brother (he was 2-and-a-half when our second son was born so pretty similar to your situation). just little things like that. it won't be perfect all the time, but you and your family will figure out what works best for your family - and that's all that matters. good luck and congratulations!!
wow only a few weeks left! i'm sure mila will be thrilled to become a little helper with your new bundle of 