added a cookies page with cookies pop up

[ArshiBansal]

Description

This PR introduces a complete Cookies Policy system along with a cookie consent popup to improve compliance, transparency, and user privacy handling across the application.

Changes include:

• Added a dedicated Cookies Policy page with full legal coverage of cookie usage, types, third-party services, and user control options.
• Implemented a global cookie consent popup that appears on first visit and stores user preference using localStorage.
• Added Accept / Reject functionality for non-essential cookies.
• Integrated the consent popup into the Home page layout so it is shown globally.
• Ensured future compatibility for analytics and tracking tools based on user consent.

Fixes #573

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

• Local testing
• Vercel Preview Deployment

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings or errors
• I have checked that the "DevPath India" branding remains intact

[Aditya948351]

Thanks for taking this up! The cookies page and popup look like a great addition. I'll review the implementation details soon.