I think you two are participating in a classic "push-pull" relationship, because of your girlfriend's commitment phobia.

There's a TON of information online about this type of relationship and how you two can navigate through it, if you really want to be with each other.

I think if you read up on what causes this type of relationship pattern, each of your roles in the relationship, then you can identify what you each need to work on, in order to reconcile and move forward.

Start reflecting on why you are attracted to this type of relationship. Does it allow you to stay at a comfortable distance from someone, so that you never have to be truly vulnerable with them? What are your priorities for a relationship?