AI PDF Chatbot & Agent Powered by LangChain and LangGraph

🚀 Quick Start

Using Docker (Recommended)

The easiest way is to deploy using Docker:

1. Install Docker Desktop

   • Download: https://www.docker.com/products/docker-desktop

2. Configure Environment Variables

   cp env.example .env
   # Edit the .env file and fill in your API keys

3. Start Services

   # Mac/Linux
   ./docker-start.sh
   
   # Windows
   docker-start.bat
   
   # Or run manually
   docker compose up --build

4. Access the Application

   • Frontend: http://localhost:3000
   • Backend API: http://localhost:8123

📖 Detailed Docker Deployment Guide: See DOCKER_SETUP.md

Local Development

Backend

cd backend
yarn install
yarn langgraph:dev

Frontend

cd frontend
yarn install
yarn dev

📚 Project Structure

• backend/ - LangGraph backend service (ingestion_graph, retrieval_graph)
• frontend/ - Next.js 14 frontend application
• docker-compose.yml - Docker orchestration configuration
• DOCKER_SETUP.md - Detailed Docker deployment documentation