Feature/team member paul vilars

[chengjiahao1234]

Type of Change

• ✅ Content Update (news, publications, team)

Summary

Added Paul Vilars as a research intern and activated Laya Rafiee Sevyeri's postdoctoral researcher profile.

Changes Made

• Added Paul Vilars to the Internships section with his headshot, email, LinkedIn, GitHub, and personal portfolio
• Activated Laya Rafiee Sevyeri in the Postdoctoral Researchers section
• Added Laya's verified public email while retaining her LinkedIn, Google Scholar, and GitHub links
• Kept Laya's personal Twitter/X link commented out

Testing Checklist

• Changes display correctly on desktop (1920x1080 or similar)
• Changes display correctly on tablet (768x1024 or similar)
• Changes display correctly on mobile (375x667 or similar)
• Tested in light theme
• Tested in dark theme
• No broken links or images
• No console errors
• Ran bundle exec jekyll serve locally without errors

Screenshots (if applicable)

Related Issues

None.

Additional Notes

• All YAML data files parse successfully
• git diff --check passes
• The Jekyll production build completes successfully
• The local /team/ page returns HTTP 200
• Both profiles render with their expected contact and profile links
• Laya currently uses the standard fallback portrait because no headshot is available

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By submitting this PR, I confirm:

• I have tested these changes locally
• I have followed the code standards in DEVELOPMENT.md
• I have updated documentation if needed
• I am ready for this to be reviewed and merged