In my opinion, you are doing great, its normal that you have this feelings, but its important that you keep working on this, the more solid your changes the strongest will be within you, so if she comes back they will be more natural for you. Still early in your sitch so I believe she needs more time to see all this, it took her time to get to this point so it will take care time to accept this new situation.
You dont want this to happen again so its important that you keep working on yourself and detaching to be able to make a aolid ground of happiness and independency in case she comes back
When the student its ready, the teacher will appear... Even after all this time the sun never says to the Earth, "You owe me." Look what happens with a love like that,It lights the whole sky.