Your ONLY choice is to accept and "comply" with the outcome even if you don't like it?
No wonder you can't DB to save your life!
Your FIRST goal should be to turn your outlook around. You will accept the outcome and either way you will be GREAT! You won't comply to anything because you will be just grand either way. That is where you mentally need to be to DB.
And no, you did not set a boundary. You made a request to your W. There is no boundary to set on the issue of her and OM and the children.