Added favicon

[santhosh-7777]

📌 Pull Request Summary

Added a favicon to the Foodie website so that a small icon appears in the browser tab.

🛠️ Type of Change

✨ New feature

🔗 Related Issue

Closes #773
(since this PR addresses the “Add Favicon to Website” issue)

✅ Checklist

-[yes ] I have tested my changes locally
-[yes ] I have run npm run dev or similar to check code style
-[ ] I have updated documentation (if necessary)
-[yes ] My code follows the project’s coding conventions
-[ yes] I have merged the latest main branch
-[ yes] I have performed a self-review of my own code
-[yes ] My changes generate no new warnings or errors
-[ ] I have commented my code, especially in hard-to-understand areas
-[ yes] I have linked the related issue

📸 Screenshots (if applicable)

Before: No favicon in the browser tab

After: Favicon visible in the browser tab

🧠 Additional Notes

Favicon file is placed in frontend/public/favicon.png

added to frontend/index.html

[vercel]

@santhosh-7777 is attempting to deploy a commit to the Abhi's projects Team on Vercel.

A member of the Team first needs to authorize it.