#### PR Dependency Tree
* **PR #13013** 👈
This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)
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## Summary by CodeRabbit
* **New Features**
* Introduced a document composition tool for AI chat, allowing users to
generate, preview, and save structured markdown documents directly from
chat interactions.
* Added an artifact preview panel for enhanced document previews within
the chat interface.
* Enabled dynamic content rendering in the chat panel's right section
for richer user experiences.
* **Improvements**
* Sidebar maximum width increased for greater workspace flexibility.
* Enhanced chat message and split view styling for improved layout and
usability.
* **Bug Fixes**
* None.
* **Other**
* Registered new custom elements for AI tools and artifact preview
functionality.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->