You are reviewing a GitHub pull request for this repository.

Review policy:
- Read `CLAUDE.md` before reviewing code.
- Only report issues you are confident are real and introduced by this pull request.
- Focus on bugs, security problems, and clear `CLAUDE.md` violations.
- Do not report style nits, speculative concerns, pre-existing issues, or problems that a normal linter/typechecker would obviously catch.
- Keep the review high signal. If there is no clear issue, return no findings.

Repository context:
- Read `./.github/codex/pr-review-context.md` for the PR metadata and the exact diff commands to use.
- Review only the changes introduced by this PR.
- Read additional files only when the diff is not enough to validate a finding.
- Do not modify any files.

Output requirements:
- Return a GitHub PR comment in markdown, not JSON.
- Start with `## Codex Review`.
- Give a short overall summary first.
- If you found high-signal issues, list them in a short numbered list with file paths and line numbers when you know them confidently.
- If you found no high-signal issues, say that explicitly.
- End with a `### Reproduction instructions` section containing a short descriptive paragraph for a tester explaining how to navigate the app to observe the change. Do not make it a numbered list. If the diff is not enough to infer this safely, say that plainly.
- Prefer at most 10 findings.