Fourth step: Identify your fuckups, apologize accurately, and explain that you're still working on yourself and your boundaries. Because you're allowed to be a shitty garbage trash person ~as long as you're honestly and openly trying to improve~.
Fifth step: Improve. Identify why you failed, what went wrong, and how you can do better in the future. Make sure your thinking and behavior patterns start to follow the corrected path. Keep a dispassionate eye on what you're thinking and feeling.