🚀 Blog API (FastAPI)

A production-ready Backend Blog API built using FastAPI with JWT authentication, role-based access control, and full CRUD functionality.

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📌 Features

• 🔐 JWT Authentication (Login/Register)
• 👤 Role-Based Access Control (Admin/User)
• 📝 CRUD Operations for Blog Posts
• ✅ Input Validation using Pydantic
• 🗄️ Database Integration using SQLAlchemy + SQLite
• ⚡ FastAPI auto-generated docs (Swagger UI)

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🛠️ Tech Stack

• Backend: FastAPI (Python)
• Database: SQLite
• ORM: SQLAlchemy
• Authentication: JWT (JSON Web Token)
• Validation: Pydantic
• Server: Uvicorn

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📂 Project Structure

blog-api/
│── blog/
│── requirements.txt
│── README.md
│── .gitignore

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⚙️ Installation & Setup

1. Clone the repository

git clone https://github.com/Jay-keshav/blog-api.git
cd blog-api

2. Create virtual environment

python -m venv venv
venv\Scripts\activate   # Windows

3. Install dependencies

pip install -r requirements.txt

4. Run the server

uvicorn blog.main:app --reload

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🌐 API Documentation

Once server is running, open:

• Swagger UI: http://127.0.0.1:8000/docs
• ReDoc: http://127.0.0.1:8000/redoc

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🔑 API Endpoints

Authentication

• POST /register → Register new user
• POST /login → Login & get JWT token

Blog Posts

• GET /posts → Get all posts
• GET /posts/{id} → Get single post
• POST /posts → Create post (Auth required)
• PUT /posts/{id} → Update post (Auth required)
• DELETE /posts/{id} → Delete post (Auth required)

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🔒 Authentication Flow

1. Register user
2. Login to get JWT token
3. Use token in headers:

Authorization: Bearer <your_token>

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📸 API Preview

👉 Visit /docs for interactive API testing (Swagger UI)

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🚀 Future Improvements

• Dockerize the application
• Deploy on AWS / Render
• Add PostgreSQL support
• Add caching (Redis)
• CI/CD pipeline integration

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👨‍💻 Author

Jay Keshav Backend Developer | DevOps Enthusiast

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