- Change badge from "Experimental" to "New" with blue styling
- Move Agent Mode to first position in mode selector

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> Highlights a UI tweak to the chat mode menu for Pro users.
> 
> - Replaces `ExperimentalBadge` with `NewBadge` (blue "New") in
`ChatModeSelector`
> - Moves `local-agent` ("Agent v2") item to the top of the selector
when Pro is enabled, ahead of `Build`
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
c95c5d4fd107bb99d86f5a7e626aa153fb5e61cc. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

<!-- This is an auto-generated description by cubic. -->
---
## Summary by cubic
Changed the Agent v2 badge from “Experimental” to a blue “New” badge and
moved Agent Mode to the top of the mode selector to improve visibility
and discovery. This makes the new Agent experience easier to find.

<sup>Written for commit c95c5d4fd107bb99d86f5a7e626aa153fb5e61cc.
Summary will update on new commits.</sup>

<!-- End of auto-generated description by cubic. -->
Co-authored-by: Claude <noreply@anthropic.com>