fix#14529fix#14612
replace #14614#14657
#### PR Dependency Tree
* **PR #14677** 👈
This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)
<!-- This is an auto-generated comment: release notes by coderabbit.ai
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## Summary by CodeRabbit
* **Tests**
* Added test coverage for scroll position tracking and pinned scroll
behavior in AI chat
* Added test suite verifying scroll-to-end and scroll-to-position
functionality
* **New Features**
* Introduced configurable scrollable option for text rendering in AI
chat components, allowing control over scroll behavior
<!-- end of auto-generated comment: release notes by coderabbit.ai -->