✨ [Feature]: 新增Dashboard组件

[kagol]

What problem does this feature solve

参考：
https://devui.design/components/zh-cn/dashboard/demo

What does the proposed API look like

参考：
https://devui.design/components/zh-cn/dashboard/demo

[xzxldl55]

认领 dashboard 可以吗

[cosmic-gao]

I am currently building a framework-independent Dashboard based on GridStack, with wrappers for Vue and React. Is the project still actively maintained? I would be happy to contribute my Dashboard if needed.