Add agent activity interruption detector integration

[lukasIO]

Description

Changes Made

Pre-Review Checklist

• Build passes: All builds (lint, typecheck, tests) pass locally
• AI-generated code reviewed: Removed unnecessary comments and ensured code quality
• Changes explained: All changes are properly documented and justified above
• Scope appropriate: All changes relate to the PR title, or explanations provided for why they're included
• Video demo: A small video demo showing changes works as expected and did not break any existing functionality using Agent Playground (if applicable)

Testing

• Automated tests added/updated (if applicable)
• All tests pass
• Make sure both restaurant_agent.ts and realtime_agent.ts work properly (for major changes)

Additional Notes

---

Note to reviewers: Please ensure the pre-review checklist is completed before starting your review.

Summary by CodeRabbit

• New Features

  • Noise cancellation frame processors; aligned transcripts with word-level timing; ability to combine multiple input streams; new turn-handling configuration and interruption integration.

• Improvements

  • Refined timestamps and recording alignment; enhanced interruption detection and transcript buffering; Google realtime generation sequencing fixes.

• Breaking Changes

  • Agent construction and some interruption-related APIs/events changed — update integrations accordingly.

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[changeset-bot]

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Latest commit: d050525

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[toubatbrian]

Added some comments

[toubatbrian]

LG! Feel free to merge