PDF and SQLite Chat Application (Watch the app in action)

This full-stack application allows users to chat with PDF content and SQLite database information simultaneously using natural language queries.

Architecture Overview

The application follows a client-server architecture:

1. Frontend: React/Next.js application for user interface
2. Backend: FastAPI server handling API requests, database queries, and PDF processing
3. Database: SQLite for storing survey data
4. PDF Storage: Local server directory or cloud storage (e.g., AWS S3)
5. NLP Model: OpenAI API or open-source alternative for natural language processing

Key components:

• app/: Next.js page components
• components/: Reusable React components (e.g., ChatWindow, PDFUploader)
• api/: API client for communicating with the backend

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