You are getting great advice! Read the threads posted and books recommended.
NC is NC. You do it for real, or you don’t do it.

Also, you are a Nice guy deluxe (like me btw).
Google a podcast about it, listen, then order that book too. It will change your life. Really.

Me: 34
Stbxw: 30
D:5 D:3
Mini bd: May/June 2019
Married: Aug 2019
BD: 6th Dec 2019
OM Confirmed: Feb 2020
March 2020: I filed for D
Waiting for D to be finalized and W to move out end of January 2021