1.1.1

1. Support direct traversal of file objects and content existence judgment.
2. Fix the issue of strict mode failure when splicing paths.
3. Adjusted code formatting to enhance readability.
4. Added comments in the SystemPath class to improve code maintainability.
5. Replaced the project's unique dependency library to ensure dependency updates and stability.
6. Add more detailed documentation in both English and Chinese.

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1. 支持直接遍历文件对象和内容存在性判断。
2. 修复拼接路径时严格模式失效的问题。
3. 调整代码格式，提升代码可读性。
4. 在 SystemPath 类中添加注释，增强代码可维护性。
5. 更换项目唯一依赖库，以确保依赖更新和稳定。
6. 添加更详细的中英文文档。