Gasless Gossip is an on-chain chat application that enables users to send and receive messages along with tokens without gas fees. This backend is built using NestJS and MongoDB, providing a scalable and efficient API for the application.

• User Authentication & Authorization (JWT-based)
• Real-time Chat using WebSockets
• On-chain Transaction Integration
• Message Encryption & Security
• MongoDB Database with Mongoose ODM
• Modular & Scalable NestJS Architecture

• Framework: NestJS
• Database: MongoDB
• WebSockets: Built-in NestJS Gateway
• Blockchain: Starknet Integration (Planned)
• Authentication: JWT-based authentication
• Environment Management: dotenv

📦 gasless-gossip-backend
 ┣ 📂 src
 ┃ ┣ 📂 auth       # Authentication & Authorization
 ┃ ┣ 📂 chat       # Chat module (WebSockets & Messaging)
 ┃ ┣ 📂 users      # User management
 ┃ ┣ 📂 common     # Shared utilities & DTOs
 ┃ ┣ 📂 config     # Configurations
 ┃ ┣ 📂 database   # MongoDB connection setup
 ┃ ┣ 📜 main.ts    # Entry point
 ┃ ┗ ...
 ┣ 📜 .env.example # Environment variables template
 ┣ 📜 README.md    # Project documentation
 ┗ 📜 package.json # Dependencies

git clone https://github.com/your-repo/gasless-gossip-backend.git
cd gasless-gossip-backend

npm install

Copy the .env.example file and create a .env file:

cp .env.example .env

Then, update the required environment variables.

npm run start:dev

npm run build
npm run start:prod

Run unit tests using:

npm run test

Run end-to-end (e2e) tests:

npm run test:e2e

1. Fork the repository.
2. Create a new feature branch: git checkout -b feature-branch
3. Commit your changes: git commit -m 'Add new feature'
4. Push to the branch: git push origin feature-branch
5. Open a Pull Request.