[Feature] Add test suite

[manuelosorio]

Add Vitest for unit testing and Cypress for end-to-end testing

[netlify[bot]]

✅ Deploy Preview for food-market-web-app ready!

Name	Link
🔨 Latest commit	d7e21ae94e66fb11c67600ed2043c8bd36e520c1
🔍 Latest deploy log	https://app.netlify.com/sites/food-market-web-app/deploys/6681f7a79074a100086ff5d1
😎 Deploy Preview	https://deploy-preview-41--food-market-web-app.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.
Lighthouse	1 paths audited Performance: 59 Accessibility: 100 Best Practices: 92 SEO: 82 PWA: - View the detailed breakdown and full score reports

---

To edit notification comments on pull requests, go to your Netlify site configuration.

[github-actions[bot]]

Your database schema is up-to-date.

[manuelosorio]

closes: #36