This is a raw Nodejs project. I didn't use any NPM module, and I used File System for the database.
Custom authentication, Token Generation, and custom Query.
A backend service is created that automatically sends a response to the user when the state changes, such as up to down or down to up.

• Usage
• Features
• License

npm start

• custom token generation
• Custom query
• Detect state changes, such as up to down or down to up and send response
• Flexible and easy-to-use API endpoints
• Scalable and well-documented codebase

This project is licensed under the MIT License.