Are you talking about the actual door or the opening on the green wall? if the green wall, I would go for option #4, leave it as is.
As far as ending the molding against a wall, it looks wonky. Here is a pic from my bathroom I am redoing. It will looks less ridiculous when it is painted.
As far as ending the molding against a wall, it looks wonky. Here is a pic from my bathroom I am redoing. It will looks less ridiculous when it is painted.
