I think you are doing well and would work on letting go of the guilt
this was his decision and you allowed him to peacefully choose his path standing is a choice and if it dos not feel right, you have to honor that
I stood for about 2 years..during our separation process Each of us has our limits to how long we want to wait and what feels right for me it was when he filed, we D and XH immediately M OW--
trust yourself-
married 14 years H 42 bomb 2/07 IDLYA D final 3 /09 M ow D ow