希望首页侧边栏显示的root改成网站名称

[eluotao]

Please make sure of the following things

• [X] I have read the documentation.
• [X] I'm sure there are no duplicate issues or discussions.
• [X] I'm sure this feature is not implemented.
• [X] I'm sure it's a reasonable and popular requirement.

Description of the feature / 需求描述

如图

Suggested solution / 实现思路

No response

Additional context / 附件

No response

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