chore(showcase): Add bettercap

[jacobdalamb]

Description

Add bettercap to showcase sites.

• Closes #
• What does this PR change? Give us a brief description.
• Did you change something visual? A before/after screenshot can be helpful.

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Latest commit: 8470085

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✅ Deploy Preview for astro-starlight ready!

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Lighthouse	1 paths audited Performance: 100 (no change from production) Accessibility: 100 (no change from production) Best Practices: 100 (no change from production) SEO: 100 (no change from production) PWA: - View the detailed breakdown and full score reports

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[delucis]

Thanks @jacobdalamb — just going to update the ordering as we always add new additions at the bottom of the list.