Add a Featured Work section to surface strongest proof points

[andrewmcodes]

Summary

The homepage should immediately show proof of impact.

Problem

• Strong assets are currently underrepresented or buried
• Visitors should not need to dig to understand credibility

Proposed changes

• Add a "Featured Work" or "Proof" section on the homepage
• Include 3-4 cards or highlights covering:
  • Podia work
  • Open source contributions
  • CI, performance, and developer tooling work
  • Remote Ruby or technical writing

Content ideas

• Short title
• 1-2 sentence summary
• Link to deeper page, repo, post, or external property

Acceptance criteria

• Homepage includes a dedicated proof section
• Each item includes a concise explanation and a link
• Section helps visitors understand technical depth within seconds