This is the backend part of a full-stack blog application built using NestJS, PostgreSQL, TypeORM, and TypeScript. It provides a RESTful API for managing blog posts, comments, and user authentication using JWT.
- 📄 CRUD operations for posts
- 💬 Comments on posts
- 🔐 JWT-based authentication
- 📁 PostgreSQL integration via TypeORM
- 🛡️ Input validation with class-validator
- 🧩 Modular structure
- NestJS
- TypeScript
- TypeORM
- PostgreSQL
- Passport (Local & JWT)
- bcrypt
- Joi for schema validation
- WebSocket for updating list of comments in realtime
git clone https://github.com/vlasiuk-anatolii/blog-up-back
cd blog-up-back
npm install
npm run start:devThe server will run at http://localhost:3001
Create a .env file in the current directory with the following content:
PORT="3001"
DB_URL=postgres://postgres:1711@localhost:5432/blog-up?schema=public
JWT_SECRET="uWoYsHgYqqsCH4O11PgpuMQAWSRObk5T"
JWT_EXPIRATION="10h"
RECAPTCHA_PROJECT_ID=blog-up-*******
RECAPTCHA_SITE_KEY=6LfPM************************
GCP_CLIENT_EMAIL=recaptcha-client@blog-up-************.com
GCP_PRIVATE_KEY=-----BEGIN PRIVATE KEY-----\nMI*******0fY5A==\n-----END PRIVATE KEY-----\nback/
├── src/
│ ├── auth/ // Authentication module (JWT, local)
│ ├── comments/ // Comments module
│ ├── posts/ // Posts module
│ ├── config/ // Config file for Joi
│ ├── users/ // Users module
│ ├── recaptcha/ // Recaptcha module
│ ├── app.module.ts // Main module
│ └── main.ts // App entry point
├── .env // Environment variables
└── package.json // Project metadata and scripts
- API for posts (CRUD)
- API for comments
- Authentication (login, singup)
- Input validation
- Sanitize html in comment defore saving to db
- PostgreSQL DB setup
- Role-based access control
- Rate limiting
- Swagger documentation
- Unit & e2e tests coverage
- The frontend should be configured to send requests to
http://localhost:3001 - Make sure PostgreSQL is running and a database named
blog-upis created
MIT © 2025 Anatolii Vlasiuk