Blog App Backend

This is a Node.js + Express.js application written in TypeScript that demonstrates:

• A CRUD API for blog articles
• Authentication (user registration and login)
• DynamoDB Local integration
• Redis caching
• Jest unit tests
• A multi-layered architecture (controller, service, model) with best practices

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Table of Contents

• Blog App Backend
  • Table of Contents
  • Features
  • Prerequisites
  • Project Setup
  • TODO
  • Postman Collection

Features

• User Authentication

  • Register new users with hashed passwords
  • Login returns a JWT
  • Middleware to restrict certain routes to logged-in users only

• Article CRUD

  • Create, read, update, and delete blog articles
  • Uses DynamoDB Local for data storage
  • Integrates with Redis for caching

• Error Handling

  • Custom AppError class for structured error messages and HTTP status codes
  • Logs errors using a custom logger

• Testing

  • Jest-based unit tests for auth and article services

• Docker & Docker Compose

  • Dockerfile for Node application
  • Compose services for local DynamoDB, Redis, and the Node backend

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Prerequisites

• Node.js (16.x or later recommended)
• npm or yarn
• Docker (for local development with containers)
• (Optional) AWS CLI for interacting with DynamoDB Local

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Project Setup

1. Clone the repository:

   git clone https://github.com/your-username/blog-app-backend.git
   cd blog-app-backend

2. Running with Docker

   docker compose up -d

3. Run Migration

   npm run migrate

TODO

• .env
• Run in multi thread of CPU.

Postman Collection

• The postman collection for the API's are inside postman folder in root directory