Node.js 22 Upgrade — Post-Merge Monitoring (3 Days)

[ashleyshaw]

Definition of Ready (DoR)

• Project scope defined: 3-day post-merge monitoring
• Monitoring criteria established: workflow stability, performance, edge cases
• Child issues created: 3 daily task issues
• Documentation complete: prompts, checklists, detailed guides

Definition of Done (DoD)

• Day 1 monitoring complete (workflow verification)
• Day 2 monitoring complete (performance verification)
• Day 3 monitoring complete (regression confirmation)
• All findings documented
• Sign-off comment posted on PR chore(node): Node.js 22 upgrade — plan, prompts & documentation #1420

---

Overview

3-day post-merge monitoring for Node.js 22 upgrade (PR #1420, merged 2026-07-30).

Baseline: 822 tests passing, 0 breaking changes, 1,013 packages updated
Monitoring PR: #1436

Monitoring Phases

• Day 1: Workflow monitoring & edge case detection (#1433)
• Day 2: Spot-check & performance verification (#1434)
• Day 3: Regression confirmation & sign-off (#1435)

Success Criteria

✅ All critical workflows pass
✅ Test baseline (822/822) maintained
✅ Performance within ±15% variance
✅ Zero new Node version issues
✅ Sign-off posted on PR #1420

Documentation

• Kickoff Prompt
• Project Overview
• Quick Reference Checklist
• Continuation Prompt
• Day 1 Monitoring
• Day 2 Monitoring
• Day 3 Monitoring

Related

• Parent Project: Node.js 22 Upgrade 2026-Q3
• Merge PR: #1420
• Monitoring PR: #1436

[linear-code]

LS-2045

[github-actions]

✅ Template check passed after update. Thanks for fixing the issue body.

[github-actions]

⏱️ Aging and SLA annotation

• Age: 0 day(s)
• SLA state: Within SLA
• Thresholds: warn at 7 days, breach at 14 days
• Last updated: 2026-07-31T10:30:38.798Z

Maintained by project-meta-sync workflow.