chore: Remove Vercel analytics, add Lighthouse CI check

[evadecker]

• Tracking pageview analytics with Fathom; Vercel limits being reached
• Add Lighthouse CI check for performance auditing

[vercel[bot]]

The latest updates on your projects. Learn more about Vercel for Git ↗︎

Name	Status	Preview	Updated (UTC)
genderswap-fm	✅ Ready (Inspect)	Visit Preview	Jun 22, 2024 1:56pm

[github-actions[bot]]

Coverage Report

Status	Category	Percentage	Covered / Total
🔵	Lines	45.44%	1027 / 2260
🔵	Statements	45.44%	1027 / 2260
🔵	Functions	50%	10 / 20
🔵	Branches	80%	40 / 50

File Coverage

No changed files found.

Generated in workflow #179