Upgrade-#3069/ Writers site- Migration to NextJS

[0xmarq]

Pull Request - <0xmarq>

Description

• Completed full migration of the existing static site to Next.js 15 with TypeScript.
• Implemented all UI using Tailwind CSS for consistent styling and responsiveness.
• Completely resposive UI, made compatible for small and large screens.
• Verified that all pages and components work correctly during development (npm run dev) without errors.

Fixes # (issue)
Resolves #3069

Type of change

Migration of the current html, css, vanilla js site to production ready nextjs website.

• [ 👍] New feature (non-breaking change which adds functionality)
• [ 👍 ] This change requires a documentation update

How Has This Been Tested?

• Ran the server locally using npm run dev , checked all the features working as to be.
• Ran npm run build , build being successful with no errors, npm start starts the server as to be.
• No build-time and run-time errors faced.
• No issue with the UI

Additional Context

https://drive.google.com/file/d/1HGmuq-1M8QKl2_rukA6lXREuouUGcv2d/view?usp=drive_link

...

Navbar hasn't been added, will be added under another issue after migration.

Checklist:

• [:+1: ] My code follows the style guidelines of this project
• [:+1: ] 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
• [ 👍] I have added tests that prove my fix is effective or that my feature works
• [ 👎] New and existing unit tests pass locally with my changes
• [ 👍] Any dependent changes have been merged and published in downstream modules
• [ 👍] I have checked my code and corrected any misspellings
• [ 👍] I have tagged the reviewers in a comment below incase my pull request is ready for a review
• [ 👍 ] I have signed the commit message to agree to Developer Certificate of Origin (DCO) (to certify that you wrote or otherwise have the right to submit your contribution to the project.) by adding "--signoff" to my git commit command.

[github-actions]

Thank you and congratulations 🎉 for opening your very first pull request in writers-program

[0xmarq]

Hi @amaan-bhati , request you to review this pr. Thanks :!)
Also please add the hacktober fest label too.