I guess we all know our Spouses best, so what works for some may not work for others.
Begining with friendship is a good place.
I don't find anything wrong with inviting him to play golf as long as you have ZERO expectations and if he declines that you do not lay guilt trips on him or act dissapointed.
Putting out breadcrumbs and acting kindly while still maintaining your boundaries is a huge balancing act, but you will get it with practice.
MLC takes time and patience and duct tape!!!
There can be no testimony without a test. I am praying to go through this test and come out the other end with a new and better marriage then before.