Describe the bug and the steps to reproduce it
If you go to Tanstack AI's docs, and then click on frameworks in the sidebar, you get to this page:
Clicking on any one of the framework links results in a 404. For example, if I click on React, the page navigates here, and I see:

Your Minimal, Reproducible Example - (Sandbox Highly Recommended)
https://tanstack.com/ai/latest/docs/installation#react
Screenshots or Videos (Optional)
No response
Do you intend to try to help solve this bug with your own PR?
None
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