# SwiftTab — Full AI Knowledge Base & System Documentation

## Overview
SwiftTab (`https://justswifttab.com`) is a lightweight, high-performance web platform for Indian restaurants, cafes, food courts, and drive-ins. It bridges customer smartphones directly to kitchen display screens via QR codes, eliminating manual order-taking delays and third-party delivery app commissions.

## Target Audience & Geography
- **Primary Market**: India (Delhi NCR, Mumbai, Bengaluru, Hyderabad, Pune, Chennai, Kolkata, Jaipur, Chandigarh, Ahmedabad).
- **Establishment Types**: Fine dining, casual cafes, QSR (Quick Service Restaurants), food courts, drive-in / car-side eateries, highway dhabas.

## Architectural Architecture
- **Framework**: Next.js 15 (App Router, Server Components).
- **Database**: PostgreSQL with Prisma 6 ORM (Multi-tenant schema by `restaurantId`).
- **Realtime Infrastructure**: Socket.io 4.8 WebSockets with scoped rooms (`kitchen_${id}`, `waiter_${id}`, `admin_${id}`, `car_${id}`, `table_${id}`).
- **Web Push**: VAPID background notifications for staff mobile devices.
- **AI Menu Importer**: Gemini 3.5 Flash Vision REST API + Tesseract OCR worker for automatic digitized menu creation from scanned photos/PDFs.

## Commercial Terms
- Flat monthly subscription of ₹999/month.
- 0% per-order commission.
- Customer payments pass directly to restaurant UPI QR or Cash.

## Contact Information
- **Support Email**: support@justswifttab.com
- **WhatsApp Support**: +91 97177468
- **Website**: https://justswifttab.com