Full-Stack Authentication System

A secure and modern full-stack authentication system built with Next.js, TypeScript, and MongoDB. It includes password hashing, JWT-based session management, and email verification using Nodemailer and Mailtrap.

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Features

• Full-Stack Integration: Combines a modern frontend and backend for a complete solution.
• Secure Password Hashing: Utilizes bcryptjs to hash passwords securely.
• JWT Authentication: Implements JSON Web Tokens for session management.
• Email Verification: Sends verification emails using Nodemailer and Mailtrap.
• Database Integration: Efficiently stores user data using MongoDB.
• Type Safety: Written in TypeScript for scalable and maintainable code.

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Setup Instructions

Prerequisites

• Node.js (v14+ recommended)
• MongoDB (local or cloud instance)
• Mailtrap account for testing email functionality

Steps

1. Clone the Repository:

   git clone https://github.com/yourusername/full-stack-authentication.git
   cd full-stack-authentication

2. Install Dependencies:

   npm install

3. Configure Environment Variables:

   • Create a .env file in the root directory and populate it with the following:

     MONGODB_URI=<your-mongodb-uri>
     JWT_SECRET=<your-jwt-secret>
     MAILTRAP_USER=<your-mailtrap-username>
     MAILTRAP_PASS=<your-mailtrap-password>

4. Run the Development Server:

   npm run dev

5. Access the Application: Open http://localhost:3000 in your browser.

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Folder Structure

full-stack-authentication/
├── components/          # Reusable React components
├── pages/               # Next.js pages (API and frontend)
├── utils/               # Utility functions (e.g., JWT handling)
├── models/              # MongoDB models
├── styles/              # CSS/SCSS files
├── .env                 # Environment variables
└── README.md            # Project documentation

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Future Enhancements

• Add social authentication (Google, GitHub, etc.).
• Implement password recovery functionality.
• Improve UI/UX with a modern design framework.

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Contributing

Contributions are welcome! To contribute:

1. Fork the repository.
2. Create a feature branch (git checkout -b feature-name).
3. Commit your changes (git commit -m "Add new feature").
4. Push to the branch (git push origin feature-name).
5. Open a pull request.

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License

This project is open-source and available under the MIT License.

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Note: This project is intended for educational purposes. Please review and enhance security measures before using it in a production environment.