Add Peer Kudos & Recognition Extend Home Card example

[srivilliamsai]

What this PR adds or changes

Adds a complete Workday Extend community example (examples/peer-kudos-home-card) featuring an interactive Home Page Card (kudosSpotlight), a value-badge kudos submission form (sendKudos.pmd), a custom Business Object (PeerKudos), and a manager notification workflow (KudosNotification.orchestration).

Checklist for new or changed examples

• The example lives entirely in its own folder under examples/
• node scripts/validate-examples.mjs --check passes (valid example.json, README present, index table in sync)
• The README says what the artifact is, how to use it, and what to change before deploying it (the "Before you deploy" section)
• No credentials, tenant names, or real personal data anywhere in the folder
• node scripts/audit-examples.mjs --changed passes, or the findings it reports are explained below

Anything reviewers should know?

• Verified cleanly with Arcane Auditor v2.0.0 and Hub rules: 0 findings (0 ACTION / 0 ADVICE).
• Features dynamic site.applicationId resolution, strict endpoint status code handling (400, 403), dedicated security domains, and full error handlers with logging steps.

[github-actions]

Example audit

Audited examples/peer-kudos-home-card. No findings. Thank you for a clean submission.

Run it yourself: ./scripts/install-arcane.sh once, then node scripts/audit-examples.mjs --changed. Rule explanations and fixes: docs/EXAMPLE_BEST_PRACTICES.md.