🚀 NestJS Mastery From Beginner to Pro 🔥 Ultimate NestJS Tutorial 2025 💻 Build Scalable Node.js App

🔰 What is NestJS?

🛠️ Setting Up Your Development Environment:

```
npm i -g @nestjs/cli
```

📦 Creating Your First NestJS Project:
Let's create our first NestJS project using the CLI:

```
nest new project-name
```

🏗️ Understanding NestJS Architecture:
NestJS follows a modular architecture. We'll explore:
- Modules
- Controllers
- Providers (Services)
- Dependency Injection

🔄 RESTful API Development:
We'll build a RESTful API, covering:
- Route handling
- Request parsing
- Response formatting
- Error handling

🔐 Authentication & Authorization:
Learn how to implement secure authentication and authorization in your NestJS applications using:
- Passport strategies
- JWT (JSON Web Tokens)
- Guards

🗄️ Database Integration:
We'll connect our NestJS app to a database using:
- TypeORM
- Mongoose (for MongoDB)

🧪 Testing in NestJS:
Discover how to write and run tests for your NestJS applications:
- Unit tests
- Integration tests
- E2E tests

📊 Swagger Integration:
Learn how to automatically generate API documentation using Swagger/OpenAPI.

🚀 Deployment:
We'll wrap up by deploying our NestJS application to a cloud platform.

📚 Additional Resources:

🎓 By the end of this tutorial, you'll have a solid understanding of NestJS and be able to build robust, scalable applications with confidence!

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Happy coding! 🚀💻

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