Table of Contents

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Project Overview

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A production-grade, scalable real-time chatroom system built with WebSocket technology, featuring automatic room management, client lifecycle handling, and comprehensive admin controls. The application supports unlimited concurrent users across multiple chat rooms with zero data leakage and automatic cleanup mechanisms.

Key Highlights

• Zero Memory Leaks: Automatic client and room cleanup
  • Horizontal Scalability: Multi-container deployment with Redis coordination
  • Real-time Communication: WebSocket-based messaging with heartbeat monitoring
  • Admin Dashboard: Complete control over rooms, clients, and server statistics
  • Production Ready: Docker containerization with health checks and monitoring

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System Architecture

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Infrastructure of project and flow of data

Component Breakdown

Frontend Layer

• Static HTML/CSS/JS served by Nginx
• Event-driven state management with custom dispatchers
• WebSocket client with retry mechanisms
• Tailwind CSS with production optimization

Load Balancer (Nginx)

• Reverse proxy for backend services
• Static file serving
• WebSocket upgrade handling