feat: 增加中文文档（Add Chinese documents） #4430
Description
Describe Problem
Describe Problem
The Chinese community translation project in crowdin is 100% complete.
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But there is still no option to switch to Chinese in the Documents page.
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Describe Preferred Solution
The Chinese language option should appear in the language switching options in the Documents page.
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Describe Alternatives
No response
Additional Information
No response
Describe Preferred Solution
No response
Describe Alternatives
No response
Additional Information
No response