Maybe do a podcast on your online history. Call it out, go over what you were going the through and the mistakes you made. Make it know before anyone "digs it up" and there can't be some scandal and you won't look like your just trying to save face when you claim "I was different then". This will make you real and relatable, everyone has phases in their life where they made mistakes, especially as teens. It's when stuff gets dug up and it looks like someone was trying to hide it that people make assumptions on someone's character.
That's what I was thinking about doing, especially since it's on brand with mental health