Overcom - is there really a difference in your relationship with your H between today and two weeks ago? So he gave you the papers...they are just that: papers. All they do is register your relationship status with the government. Does that really change anything in and of itself?
So what do you do next? Start from the beginning and DB some more! Look at your situation with a beginner's mind. Then set some goals and start working to achieve them. To help you, yes, follow the 37 rules and set boundaries around you as needed - this will give you the personal space to be able to do these goals without getting sidetracked, distracted or further damaged.