This file contains ambiguous Unicode characters that may be confused with others in your current locale. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to highlight these characters.
### 参考文档
* `Dockerfie` 官方文档:https://docs.docker.com/engine/reference/builder/
* `Dockerfile` 最佳实践文档:https://docs.docker.com/develop/develop-images/dockerfile_best-practices/
* `Docker` 官方镜像 `Dockerfile`:https://github.com/docker-library/docs