A comprehensive web application that allows users to upload insurance policy documents (PDF, Word, Text) and interact with them using RAG (Retrieval Augmented Generation) technology.

• 📁 Document Upload: Support for PDF, DOCX, and TXT files
• 🔍 Vector Search: ChromaDB for efficient document embeddings
• 🤖 AI Chat: Interactive chat with insurance documents via Ollama
• 📊 Document Management: View, manage, and delete uploaded documents
• 🎯 Semantic Search: Find relevant information across all documents
• 💬 Context-Aware Responses: Answers based on uploaded documents
• 📱 Responsive UI: Modern React interface

• FastAPI: High-performance Python web framework
• ChromaDB: Vector database for embeddings
• Ollama: Local LLM for embeddings and chat
• PyPDF2: PDF text extraction
• python-docx: Word document processing
• Uvicorn: ASGI server

• React: Modern UI framework
• Tailwind CSS: Utility-first CSS framework
• Axios: HTTP client
• React Router: Client-side routing

1. Python 3.8+
2. Node.js 16+
3. Ollama installed and running locally

   # Install Ollama from https://ollama.ai
   # Pull required models
   ollama pull llama3.2:3b
   ollama pull mxbai-embed-large:latest

cd backend
pip install -r requirements.txt

cd frontend
npm install

cd backend
uvicorn main:app --reload --port 8000

cd frontend
npm start

The application will be available at:

• Frontend: http://localhost:3000
• Backend API: http://localhost:8000
• API Documentation: http://localhost:8000/docs

1. Upload Documents: Drag and drop or select insurance policy files
2. Processing: Documents are automatically processed and vectorized
3. Chat: Ask questions about your insurance policies
4. Search: Use semantic search to find specific information
5. Manage: View and delete uploaded documents

• POST /upload: Upload and process documents
• POST /chat: Chat with documents
• GET /documents: List all uploaded documents
• DELETE /documents/{doc_id}: Delete a document
• POST /search: Semantic search across documents

Environment variables can be set in .env file:

• OLLAMA_BASE_URL: Ollama server URL (default: http://localhost:11434)
• CHROMADB_PATH: ChromaDB storage path (default: ./chroma_db)
• MAX_FILE_SIZE: Maximum upload file size in MB (default: 50)