[mintyPT]

Summary

• add a reusable Velora editorial social kit template inspired by the provided social media kit composition
• add four source-neutral variants with manifest-driven copy, colors, and CSS-drawn abstract media
• document each rendered output in README and include a contact sheet for inspection

Verification

• npm run examples:render -- examples/use-cases/velora-social-kit.manifest.json
• npm run examples:contact-sheet -- examples/use-cases/velora-social-kit.manifest.json examples/use-cases/velora-social-kit-contact-sheet.png
• npm run examples:readme -- examples/use-cases/velora-social-kit.manifest.json
• npm run check
• npm test
• npm run build