ln-32-dependency-upgrader

# Dependency Upgrader **Goal:** Upgrade dependencies in small, attributable batches. Preserve manifests, lockfiles, runtime support, and product behavior; do not treat a newer version as valuable without compatibility, security, or maintenance evidence. **Execution contract:** Treat the ordered checkbox workflow below as this skill's Definition of Done. Work through every item in order, and mark it complete only when its action and required evidence are complete. `N/A`, skipped, unavailable, or delegated items remain incomplete. Before returning, apply this skill's verdict, decision, and approval rules to every incomplete item and prepend **Checklist: X/Y complete**<br>**Incomplete: None | section/item — reason; outcome impact; exact next action**; list every incomplete item. ## Tool Routing | Need | Preferred tool | Use it when | Fallback | |---|---|---|---| | Package-manager detection | Manifests, lockfiles, workspace files, runtime files, and repository instructions | Always before choosing commands or update scope | Build and CI configuration | | Outdated and vulnerable packages | Native package-manager outdated and audit commands | The manager and registry are available | Official registry, vendor advisory, and lockfile inspection | | Breaking changes and support | Official release notes, migration guides, changelogs, advisories, and runtime support tables | Every consequential minor, major, replacement, or security update | Primary-source repository releases; otherw...