Voxalize (Haskfest Hackathon)

A voice‑driven database chat platform that lets you connect to a SQL database, ask questions by voice or text, and get back answers, SQL queries, result tables, summaries and even a short title—all powered by Groq LLM, LangChain and a modern React/Redux + Node.js/Express + MongoDB stack.

🚀 Features

• Voice & Text Input
  – Real‑time speech‑to‑text with language selection
  – Debounced completions & suggestions as you type
• Chat Interface
  – Animated chat messages with Framer‑Motion
  – Auto‑scroll to latest message
• SQL Generation & Execution
  – ChatGroq LLM + LangChain agent generates SELECT queries
  – Runs against your PostgreSQL/MySQL instance via SQLAlchemy
  – Returns rows as JSON and displays in a table
• Natural‑Language Summaries
  – LLM‑generated concise summaries and 5–8 word titles
  – Captured “thought process” logs for transparency
• Session History
  – Sidebar of past chat sessions with quick navigation
• Database Management
  – Create, update, delete DB connections in Dashboard
• Auth & Profile
  – Sign up, log in, reset password flows
  – Profile image upload with progress indicator

📦 Tech Stack

• Frontend
  React 19 · Vite · Tailwind · Redux Toolkit · React Router · Framer‑Motion
• Backend
  Node.js · Express · MongoDB · Mongoose · JWT · Multer · Nodemailer
• Chat Service
  Python · FastAPI · LangChain · ChatGroq · SQLAlchemy
• Dev Tools
  ESLint · Prettier · nodemon · dotenv

🔧 Prerequisites

• Node.js ≥ 16 & npm
• Python ≥ 3.8 (for the Groq/LLM microservice)
• MongoDB instance
• .env values (in /server, /client, and /services):