fix(cloud-agent-next): isolate control-event retirement

[eshurakov]

Summary

• Isolate control-event retirement so one root cannot retire work that still belongs to another.
• Stack root (empty control-outbox-isolation skipped).

Test plan

• Existing cloud-agent-next control-plane unit tests

[kilo-code-bot]

Code Review Summary

Status: 1 Issue Found | Recommendation: Address before merge

Executive Summary

Root-scoped cleanup still skips native abort when a descendant lives in another directory, so this session's native work can keep running on a shared runtime.

Overview

Severity	Count
CRITICAL	0
WARNING	1
SUGGESTION	0

Fix these issues in Kilo Cloud

Issue Details (click to expand)

WARNING

File	Line	Issue
services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.ts	119	Root-scoped cleanup skips native abort when a descendant lives in another directory

Files Reviewed (14 files)

• services/cloud-agent-next/wrapper/src/control/control-event-transport.ts
• services/cloud-agent-next/wrapper/src/control/control-event-transport.test.ts
• services/cloud-agent-next/wrapper/src/control/main.ts
• services/cloud-agent-next/wrapper/src/control/operation-registry.ts
• services/cloud-agent-next/wrapper/src/control/operation-registry.test.ts
• services/cloud-agent-next/wrapper/src/control/sandbox-control-handlers.ts
• services/cloud-agent-next/wrapper/src/control/sandbox-control-handlers.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.ts - 1 issue
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup-proof.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation.ts
• services/cloud-agent-next/wrapper/src/control/session-operation.test.ts
• services/cloud-agent-next/wrapper/src/control/worktree-runtime.ts
• services/cloud-agent-next/wrapper/src/control/worktree-runtime.test.ts

Previous Review Summary (commit 68ad205)

Current summary above is authoritative. Previous snapshots are kept for context only.

Previous review (commit 68ad205)

Status: 1 Issue Found | Recommendation: Address before merge

Overview

Severity	Count
CRITICAL	0
WARNING	1
SUGGESTION	0

Fix these issues in Kilo Cloud

Issue Details (click to expand)

WARNING

File	Line	Issue
services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.ts	119	Root-scoped cleanup skips native abort when a descendant lives in another directory

Files Reviewed (14 files)

• services/cloud-agent-next/wrapper/src/control/control-event-transport.ts
• services/cloud-agent-next/wrapper/src/control/control-event-transport.test.ts
• services/cloud-agent-next/wrapper/src/control/main.ts
• services/cloud-agent-next/wrapper/src/control/operation-registry.ts
• services/cloud-agent-next/wrapper/src/control/operation-registry.test.ts
• services/cloud-agent-next/wrapper/src/control/sandbox-control-handlers.ts
• services/cloud-agent-next/wrapper/src/control/sandbox-control-handlers.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.ts - 1 issue
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation-cleanup-proof.test.ts
• services/cloud-agent-next/wrapper/src/control/session-operation.ts
• services/cloud-agent-next/wrapper/src/control/session-operation.test.ts
• services/cloud-agent-next/wrapper/src/control/worktree-runtime.ts
• services/cloud-agent-next/wrapper/src/control/worktree-runtime.test.ts

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_{Reviewed by grok-4.6 · Input: 113.2K · Output: 5.8K · Cached: 158.8K}

_{Review guidance: REVIEW.md from base branch main}

[iscekic]

Approved.