fix(kiloclaw): encode clear override log reason

[kilo-code-bot]

Summary

• Encode the no-op admin size override clear reason with JSON string encoding instead of escaping only double quotes.
• Limit the fix to CodeQL alert 437 at the reported logging site.

Verification

N/A — code-only log encoding change; no manual runtime verification performed.

Visual Changes

N/A

Reviewer Notes

CodeQL-only fix for alert 437; adjacent logging sites were intentionally left unchanged to avoid batching unrelated findings.

[kilo-code-bot]

Code Review Summary

Status: No Issues Found | Recommendation: Merge

Executive Summary

Single-line CodeQL fix correctly replaces partial quote-escaping with JSON.stringify for full control-character encoding in a Durable Object log statement.

Files Reviewed (1 file)

• services/kiloclaw/src/durable-objects/kiloclaw-instance/index.ts

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_{Reviewed by claude-4.6-sonnet-20260217 · 274,132 tokens}

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