Proposal: no any AI-oriented components

### Title

You should add some native components like markdown textblock witch is already very mature in the web ecosystem.

### Summary

- Chat with AI
- Show doc AI wrote.

### Rationale

Compared to the web, Winui is not a product of the AI era !

### Scope

### Important Notes

_No response_

### Open Questions

_No response_

The issue does not name any files, tests, entry points, or concrete component scope. Clarify which native AI-oriented components are wanted and define the expected behavior before implementation can be researched or considered done.

Written by the indexing model from the issue text.