Use the AI SDK's hasToolCall() function to stop the agent loop when the
add_integration tool is invoked, allowing the user to set up the
integration before the agent continues.

<!-- This is an auto-generated description by cubic. -->
---
## Summary by cubic
Stop the local agent loop when the add_integration tool is called,
pausing the run so the user can finish setup. Adds
hasToolCall('add_integration') to stopWhen and keeps the 25-step cap.

<sup>Written for commit b5826e0563b4b0925715733a86e02707f9387e45.
Summary will update on new commits.</sup>

<!-- End of auto-generated description by cubic. -->

<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> Adds an early stop condition to pause the local agent when integration
setup is triggered.
> 
> - Imports `hasToolCall` and `addIntegrationTool`
> - Updates `stopWhen` to `[stepCountIs(25),
hasToolCall(addIntegrationTool.name)]` to halt on `add_integration` tool
invocation
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
b5826e0563b4b0925715733a86e02707f9387e45. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

---------
Co-authored-by: Claude <noreply@anthropic.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>