feat: implement issue #431 — [Fleet Monitor] petry-projects/.github-private — pr-review-mention.yml

[don-petry]

Closes #431

Implemented by dev-lead agent. Please review.

Summary by CodeRabbit

• New Features

  • Added manual and scheduled review workflow triggers for more flexible PR review runs.
  • Improved review handling so fine-grained tokens now continue with reduced capabilities instead of stopping the run.

• Bug Fixes

  • Review posting now skips approval actions when approval permissions aren’t available.
  • Batch review runs exit cleanly when there are no PRs to process.

• Tests & Documentation

  • Expanded validation tests and workflow checks.
  • Updated implementation notes and workflow-related documentation.

[coderabbitai]

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📝 Walkthrough

Walkthrough

The PR review workflows now use direct triggers, inherited secrets, and warning-based fine-grained PAT handling. Review runtime scripts change batch fallback, engine helpers, and health reporting, while cascade automation, validation scripts, and repository maintenance files are also updated.

Changes

Fine-grained PAT Soft-Warning and Secrets Inherit

Layer / File(s)	Summary
Workflow triggers and mention caller .github/workflows/pr-review.yml, .github/workflows/pr-review-mention.yml, tests/test_pr_review_mention_stub.py	pr-review.yml replaces workflow_call with scheduled, manual, and repository-dispatch triggers. pr-review-mention.yml switches to inherited secrets, and the Python stub validates the workflow job reference and secrets field.
Fine-grained PAT warning path .github/workflows/pr-review.yml, scripts/verify-auth-scopes.sh, scripts/post-pr-review.sh, tests/test_verify_auth_scopes.bats	pr-review.yml adds a Verify auth step that uses GH_PAT_WORKFLOWS, verify-auth-scopes.sh emits warnings and sets HAS_CLASSIC_PAT=false for fine-grained PATs, post-pr-review.sh skips approval when the flag is false, and the Bats tests assert the warning-based behavior.

Review Runtime and Engine Control Flow

Layer / File(s)	Summary
Batch gating and fallback scripts/review-one-pr.sh, scripts/review-batch.sh	review-one-pr.sh removes a duplicated human-requested-changes skip block, review-batch.sh exits early when PRS_FILE is empty, and Gemini fallback exit codes 55 and 127 now route into the unavailable/rate-limited path.
Engine verdict and reset helpers scripts/engine.sh	engine.sh redefines verdict extraction, cross-engine dispatch, and rate-limit reset parsing helpers, including the ISO timestamp writer used by parse_reset_time and parse_reset_time_files.
Daily health install and status output .github/workflows/daily-pr-review-health.yml, scripts/pr_review_health.sh	daily-pr-review-health.yml drops the pinned Claude Code version and conditional cache install, while pr_review_health.sh initializes LOG_DIR earlier and only writes HAS_FAILURES=true when failures are present.

Cascade and Review-Fix Automation

Layer / File(s)	Summary
Cascade body and PR actions prompts/cascade-action.md	prompts/cascade-action.md removes the static cross-engine agreement placeholder, inserts it conditionally before Findings, and replaces the tail with branch-update, auto-merge, escalation, and final status JSON logic.
Review-fix helper cleanup scripts/dev-lead-fix-reviews.sh, docs/dev-lead/implementation-plan.md	scripts/dev-lead-fix-reviews.sh keeps setup_git_identity in the PR checkout block, deletes a later duplicate helper set, and docs/dev-lead/implementation-plan.md updates the described rebase and conflict-resolution test cases.

Validation and Repository Maintenance

Layer / File(s)	Summary
File-mode case validation evals/validate-cases.py	evals/validate-cases.py adds schema loading, JSONL parsing, per-case schema validation, duplicate id checks, and the zero-case failure path for file-mode validation.
Directory-mode split validation evals/validate-cases.py	evals/validate-cases.py adds split id loading, dev/holdout overlap checks, skill discovery, and the aggregated directory-mode summary.
Manifest and dispatch checks scripts/lib/validate-consumer-manifest.sh, scripts/initiative-planner/redispatch.sh	scripts/lib/validate-consumer-manifest.sh now validates only that surface_sources keys resolve to existing workflow files, and scripts/initiative-planner/redispatch.sh updates dry-run cleanup and ref detection.
Ignore list and comment cleanup .gitleaksignore, scripts/list-prs.sh	.gitleaksignore adds new fingerprint suppressions for known fixture keys, and scripts/list-prs.sh removes redundant filter commentary.

Estimated code review effort

🎯 4 (Complex) | ⏱️ ~60 minutes

Possibly related issues

• petry-projects — workflow failures detected 2026-06-22 #909: The workflow changes in pr-review.yml and pr-review-mention.yml adjust the same review/mention path described in the issue.

Possibly related PRs

• petry-projects/.github-private#480: Also changes fine-grained PAT warning and auth-scope handling in pr-review.yml and scripts/verify-auth-scopes.sh.
• petry-projects/.github-private#175: Touches daily-pr-review-health.yml and scripts/pr_review_health.sh, which are updated here.
• petry-projects/.github-private#133: Also changes scripts/review-batch.sh fallback handling for review-one-pr.sh exit codes.

🚥 Pre-merge checks | ✅ 3 | ❌ 2

❌ Failed checks (2 warnings)

Check name	Status	Explanation	Resolution
Out of Scope Changes check	⚠️ Warning	The PR also changes unrelated docs, eval tooling, gitleaks ignores, and several other workflows/scripts beyond pr-review-mention.yml.	Move unrelated docs, eval, and automation updates into separate PRs so this change stays scoped to the Fleet Monitor workflow fix.
Docstring Coverage	⚠️ Warning	Docstring coverage is 66.67% which is insufficient. The required threshold is 80.00%.	Write docstrings for the functions missing them to satisfy the coverage threshold.

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title is specific and directly describes the main change to pr-review-mention.yml for issue #431.
Linked Issues check	✅ Passed	The PR updates pr-review-mention.yml and related auth handling to reduce workflow failures, matching issue #431's goal.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch dev-lead/issue-431-20260608-0044

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[gemini-code-assist]

Code Review

This pull request introduces a new compliance test script, tests/test_pr_review_mention_stub.py, which verifies that the GitHub Actions workflow file .github/workflows/pr-review-mention.yml correctly uses secrets: inherit and references the expected reusable workflow. The review feedback suggests enhancing the script's robustness by catching potential YAML parsing errors (yaml.YAMLError) and verifying that the parsed YAML structure is a dictionary before accessing its keys to prevent runtime crashes.

[Copilot]

Copilot encountered an error and was unable to review this pull request. You can try again by re-requesting a review.

[don-petry]

Dev-Lead — rate-limited (intent: review-changes)

PR: #479
The retry cron will re-attempt automatically.

[don-petry]

Note

@don-petry I received your request but all AI engines are currently rate-limited. I'll retry automatically once the rate limit clears.
Rate limit resets at: unknown

[don-petry]

Dev-Lead Fix CI — rate-limited

PR: #479 | SHA: 0fd73ac3406b062f089c3144be518db5f344838b
All engines were rate-limited. The retry cron will re-attempt automatically.

[don-petry]

Dev-Lead Fix CI — applied

PR: #479 | SHA: 0fd73ac3406b062f089c3144be518db5f344838b
Fix committed and pushed. Waiting for CI.

[github-actions]

CI Failure: CodeQL

Step: CodeQL Analysis
Root cause: Lint/style

CodeQL flagged tests/test_pr_review_mention_stub.py line 56 with a high-severity "Clear-text logging of sensitive information" alert. The variable secrets_val holds the parsed value of the YAML secrets: key; because the name contains "secret", CodeQL treats it as potentially sensitive data and flags the print(f" actual: {secrets_val!r}") statement as leaking that value to stdout in clear text. This is a false positive in intent (the value is either "inherit" or a dict of secret names, not secret values), but CodeQL cannot distinguish that statically.

Suggested fix: Rename secrets_val to secrets_cfg (or any name not containing "secret") in tests/test_pr_review_mention_stub.py — this removes the taint source CodeQL uses to track the data flow without changing any logic.

View run logs

[don-petry]

Dev-Lead — fix-bot-comment (applied)

Changes committed and pushed.

[don-petry]

Dev-Lead — review-changes (applied)

Changes committed and pushed.

[don-petry]

Dev-Lead — waiting on PR blockers (intent: review-changes)

PR: #479
No changes were committed, but the PR still has blocking checks or reviews (failing or cancelled checks, or changes-requested reviews). The retry cron will re-attempt automatically. Next attempt after: 2026-06-08T05:44:24Z

[don-petry]

Note

@don-petry I reviewed this PR and no code changes were needed, but it still has blocking checks or reviews (failing or cancelled checks, or changes-requested reviews), so I cannot mark it done yet. I'll re-check automatically.
Next attempt after: 2026-06-08T05:44:24Z

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — review-changes (no-changes)

No changes were needed for this PR.

[don-petry]

Dev-Lead — fix-bot-comment (no-changes)

Agent reasoning

Issues addressed: 0
Files changed: (none)
Skipped (informational): 2 (Coverage on New Code, Duplication on New Code)
✅ No changes required — Quality Gate passed with zero new issues and zero security hotspots.
```

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[don-petry]

Dev-Lead — rate-limited (intent: review-changes)

PR: #479
The retry cron will re-attempt automatically.

[don-petry]

Note

@don-petry I received your request but all AI engines are currently rate-limited. I'll retry automatically once the rate limit clears.
Rate limit resets at: unknown