🚀 LuckyChit - Digital Chit Fund Management

Complete production-ready chit fund management system with Flutter frontend and Node.js backend.

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📚 Documentation

Document	Purpose	Audience
QUICK_START.md	Get started in 5 minutes	Everyone
DEPLOYMENT.md	Complete deployment guide	DevOps/Developers
TROUBLESHOOTING.md	Fix common issues	Everyone
QUICK_REFERENCE.md	Command cheat sheet	DevOps

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⚡ Quick Commands

🚀 Deploy to Production

ssh luckychit@192.168.8.148
cd /home/luckychit/apps/chitfund
./scripts/deploy.sh

📊 Check Status

pm2 status
pm2 logs --lines 50

🔧 Fix Issues

./scripts/diagnose.sh      # What's wrong?
./scripts/fix-502.sh       # Fix 502 errors

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🏗️ Architecture

Internet
   ↓
Cloudflare (SSL, CDN, DDoS Protection)
   ↓
Nginx Proxy (Reverse Proxy)
   ↓
Application Server (192.168.8.148)
├── PM2: luckychit-api (Backend - Port 3000)
├── PM2: luckychit-frontend (Frontend - Port 8080)
└── PostgreSQL Database (Port 5432)

Production URL: https://chitfund.deepteklabs.com

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📁 Project Structure

chitfund/
├── README.md                # This file
├── QUICK_START.md          # Getting started
├── DEPLOYMENT.md           # Deployment guide
├── TROUBLESHOOTING.md      # Issue fixes
│
├── scripts/                # All deployment scripts
│   ├── deploy.sh          # Main deployment
│   ├── diagnose.sh        # System diagnostics
│   ├── backup-db.sh       # Database backup
│   ├── restore-db.sh      # Database restore
│   └── fix-502.sh         # Fix 502 errors
│
├── backend/               # Node.js Express API
│   ├── src/              # Source code
│   ├── README.md         # Backend docs
│   └── API_DOCUMENTATION.md
│
└── luckychit/            # Flutter Web App
    ├── lib/              # Dart source code
    ├── web/              # Web assets
    └── README.md         # Frontend docs

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🚀 Getting Started

For Users

Just visit: https://chitfund.deepteklabs.com

For Developers (Local)

# Backend
cd backend
npm install
npm start                # http://localhost:3000

# Frontend
cd luckychit
flutter pub get
flutter run -d chrome    # Opens in browser

For DevOps (Production)

See DEPLOYMENT.md

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📊 Tech Stack

Frontend

• Flutter Web
• GetX (State Management)
• Dio (HTTP Client)

Backend

• Node.js + Express
• PostgreSQL
• JWT Authentication
• Sequelize ORM

Infrastructure

• PM2 (Process Manager)
• Nginx (Reverse Proxy)
• Cloudflare (CDN + SSL)
• LXC Containers (Isolation)

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🆘 Need Help?

Something not working?

1. Check TROUBLESHOOTING.md
2. Run ./scripts/diagnose.sh
3. Check PM2 logs: pm2 logs

Want to deploy?

• See DEPLOYMENT.md
• Quick: ./scripts/deploy.sh

Learning the system?

• Start with QUICK_START.md
• Reference QUICK_REFERENCE.md

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📝 Recent Updates

• ✅ Removed demo credentials from login
• ✅ Fixed all caching issues (browser, service worker, nginx)
• ✅ Added signup navigation to dashboard
• ✅ Consolidated documentation and scripts
• ✅ Created unified deployment system

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🎯 Quick Links

• Production: https://chitfund.deepteklabs.com
• Backend API: http://192.168.8.148:3000
• Frontend: http://192.168.8.148:8080
• API Docs: backend/API_DOCUMENTATION.md

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Version: 1.0.0
Last Updated: November 6, 2025
Status: ✅ Production Ready

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📄 License & Documentation

For complete feature documentation, see individual README files in backend/ and luckychit/ directories.

Questions? Check TROUBLESHOOTING.md first!