I had the same thing, only worse than you had to go through. I had to move out anyway.
Legal methods didn’t help much
Think about changing your apartment.
Your roommate has turned the apartment into a hell chamber and she is your devil and you don’t want to hurt anyone. It’s a hopeless case.
Find a job that pays well enough to rent even the smallest apartment.
This should quieten your roommate a bit for the time being, but the ritual must be repeated daily.