Install Node.js if you haven't already. You can download it from the Node.js website. Open your command line interface (CLI) and create a new Next.js project by running:
npx create-next-app my-next-app
cd my-next-app
Install Dependencies:
npm install react-burger-menu papaparse
Copy the files index.js and index.css to the "/pages" directory.
Place your CSV files (like file1.csv, file2.csv, etc.) in the "/public" directory.
Run Your Next.js Application
npm run dev
Open a web browser and go to http://localhost:3000 to view your application.