📄 README.md

AI Chat App (React + FastAPI)

A simple ChatGPT-like application built with React (frontend) and FastAPI (backend).
Currently supports:

• Chat history
• Typing indicator
• Sending messages between frontend and backend

Planned extensions:

• AI integration (OpenAI API / AWS Bedrock)
• Improved UI/UX (auto-scroll, error handling)

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🚀 Getting Started

1. Clone the repository

git clone https://github.com/your-username/ai-chat-app.git
cd ai-chat-app

2. Backend (FastAPI)

cd chat-backend
python -m venv venv
source venv/bin/activate   # (Windows: venv\Scripts\activate)
pip install fastapi uvicorn pydantic

uvicorn main:app --reload

Server runs at: http://127.0.0.1:8000

3. Frontend (React)

cd ../chat-frontend
npm install
npm start

App runs at: http://localhost:3000

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🛠 Tech Stack

• Frontend: React, TypeScript, CSS
• Backend: FastAPI, Pydantic
• Language: Python 3.10+, Node.js 18+

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📌 Future Plans

• Integrate AI (OpenAI GPT or AWS Bedrock)
• Store chat history in a database
• Deploy to AWS (ECS/Fargate, Lambda, API Gateway)