[添加图片](%E6%B7%BB%E5%8A%A0%E5%9B%BE%E7%89%87.md) [删除图片](%E5%88%A0%E9%99%A4%E5%9B%BE%E7%89%87.md) [检索图片](%E6%A3%80%E7%B4%A2%E5%9B%BE%E7%89%87.md) [将图片设置为封面](%E5%B0%86%E5%9B%BE%E7%89%87%E8%AE%BE%E7%BD%AE%E4%B8%BA%E5%B0%81%E9%9D%A2.md)