fix: regenerate lockfile for CI installs

[Helweg]

Summary

Regenerate the repository lockfile so fresh CI installs stay in sync with package.json and the TypeScript build can resolve platform-specific optional packages again.

Changes

• regenerated package-lock.json from the merged package.json state
• restored missing optional dependency metadata required for clean installs
• left application code and workflow definitions unchanged

Testing

How were these changes tested?

• Unit tests added/updated
• Manual testing performed
• Build passes (npm run build)
• Typecheck passes (npm run typecheck)
• Tests pass (npm run test:run)
• Lint passes (npm run lint)

Release Labels

• Added at least one release category label (dependencies)
• Added at most one semver label (semver:patch) when needed

Related Issues

N/A

[Helweg]

Reviewed the lockfile-only diff and local verification evidence. This is a scoped metadata repair that restores clean CI installs without changing application code.