Remove incorrectly uploaded file "代码"

[Copilot]

Summary

This PR removes the mistakenly uploaded file "代码" from the repository.

Changes

• Deleted the file "代码" from the root directory of the repository

Reason

The file "代码" (which means "code" in Chinese) was incorrectly uploaded to the repository and should not be part of the project structure. This file contained only 1 byte and was not serving any purpose in the codebase.

Impact

• No functional changes to the codebase
• Cleaner repository structure
• The file has been completely removed from version control

Fixes the issue raised in the problem statement requesting deletion of this erroneously uploaded file.

Original prompt

请从仓库 huahaoya7737/WarningGraph 的 main 分支中删除错误上传的文件“代码”。该文件路径为：代码。删除后需要提交变更。

*This pull request was created as a result of the following prompt from Copilot chat.* > 请从仓库 huahaoya7737/WarningGraph 的 main 分支中删除错误上传的文件“代码”。该文件路径为：代码。删除后需要提交变更。

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