v1.4.0 - 支持远程主机转发隧道 / v1.4.0 - Support for Forward Tunneling to Remote Host

中文版：

本次发布新增了对远程主机转发隧道的支持，并更新了版本号和文档。

主要更新：

• 远程主机转发隧道支持：现在支持将本地端口转发到远程主机，增强了隧道的灵活性。
• 版本号更新：版本号更新为 v1.4.0。
• 文档更新：更新了 README.md 和 README_en.md，增加了对新功能的说明。

破坏性变更：

无

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English Version:

This release introduces support for forward tunneling to remote hosts and updates the version number and documentation.

Key Changes:

• Forward Tunneling to Remote Host: Now supports forwarding local ports to remote hosts, enhancing the flexibility of tunneling setups.
• Version Bump: The version number has been updated to v1.4.0.
• Documentation Updates: Updated README.md and README_en.md with explanations for the new features.

Breaking Changes:

None

Full Changelog: v1.3.0...v1.4.0