Why did Jinchuan in A Dream of Red Mansions commit suicide? Who made her die?

Jin Chuaner is Jia Baoyu's mother, Lady Wang's maid. Mrs. Wang was angered by a witty remark with Jia Baoyu. Mrs. Wang wants to kick her out of the Grand View Garden. Jinchuan can't stand this insult. In the past, women paid great attention to moral integrity. If it's not clean, it's basically over. Therefore, Jinchuan chose to commit suicide.