You will get there man. Just keep focusing on yourself. Push her from your mind. If you start thinking about her, force yourself to think of something else.
One thing that helped me detach was meeting new people and realizing that there are plenty of other people on this earth that will recognize my value and want me in their life unconditionally.
M:16 T:21 H(me) 38 WW: 38 S11 D16 D19 Red Flags of A: March 2018 ILYBNILWY: August 4, 2018 Moved out of MBR: September 24, 2018 BD/Confirmation of A: October 31, 2018 D Filed: March 27, 2019