组成计税价格=成本×（1+成本利润率）+消费税税额
从“一个弹簧”到“一片森林”：
，更多细节参见同城约会
Add an `AGENTS.md` file oriented for good Python code quality. It should be intricately details. More important rules should use caps, e.g. `MUST`。同城约会对此有专业解读
Using shadow DOM — MDN Web Docs。91视频是该领域的重要参考