# 📑 Cubenet Backend - Complete Index

## 🎯 START HERE

1. **First Time?** → Read `QUICKSTART.md` (5 minutes)
2. **Want Details?** → Read `README.md`
3. **Need Help?** → Check `STATUS.md`

---

## 📚 Documentation Files

### Core Documentation

| File | Size | Purpose | Read Time |
|------|------|---------|-----------|
| **QUICKSTART.md** | 6.7K | Get started in 5 minutes | 5 min |
| **README.md** | 8.8K | Main project documentation | 10 min |
| **STATUS.md** | 2.4K | Project status and readiness | 3 min |
| **SUMMARY.md** | 8.9K | Complete project overview | 10 min |

### Technical Documentation

| File | Size | Purpose | Read Time |
|------|------|---------|-----------|
| **ARCHITECTURE.md** | 6.9K | System architecture & design | 10 min |
| **MICROSERVICE_GUIDE.md** | 8.7K | How to create microservices | 15 min |
| **PORT_ALLOCATION.md** | 5.9K | Port management system | 5 min |

### Configuration

| File | Size | Purpose |
|------|------|---------|
| **.env.example** | 420B | Environment variables template |
| **dev.sh** | 4.2K | Development helper script |

---

## 🏗️ Project Structure

```
cubenet_backend/
├── api_gateway/              REST gateway (8000)
├── api/                      API layer (8001)
├── microservices/
│   ├── user_service/        Example: User microservice (13001)
│   └── template_service/    Template for new services (13000)
├── shared_proto/            Shared Proto Buffers
└── Documentation files
```

---

## 🚀 Quick Commands

### Development
```bash
./dev.sh help              # Show all commands
./dev.sh check             # Check compilation
./dev.sh build             # Build project
./dev.sh run-gateway       # Run API Gateway
./dev.sh run-api           # Run API
./dev.sh run-user          # Run User Service
./dev.sh run-all           # Show run-all instructions
```

### Using Cargo Directly
```bash
cargo check                # Check compilation
cargo build                # Build debug
cargo build --release      # Build release
cargo run -p api_gateway   # Run API Gateway
cargo run -p api           # Run API
cargo run -p user_service  # Run User Service
```

---

## 🔌 API Endpoints

| Endpoint | Method | Purpose |
|----------|--------|---------|
| `/swagger-ui` | GET | Interactive API documentation |
| `/api-docs` | GET | OpenAPI JSON documentation |
| `/api/health` | GET | Health check |
| `/api/users` | GET | Get all users |
| `/api/users` | POST | Create new user |

---

## 🔐 Ports

| Port | Service | Protocol | Status |
|------|---------|----------|--------|
| 8000 | API Gateway | REST + Swagger | ✅ Ready |
| 8001 | API | REST/gRPC | ✅ Ready |
| 13001 | User Service | gRPC | ✅ Ready |
| 13000-14000 | Reserved for microservices | gRPC | ✅ Available |

---

## 📋 File Reading Guide

### For Getting Started
1. `QUICKSTART.md` - Start here!
2. `README.md` - Learn the basics
3. `STATUS.md` - Verify everything works

### For Developers
1. `ARCHITECTURE.md` - Understand the system
2. `MICROSERVICE_GUIDE.md` - Create new services
3. `PORT_ALLOCATION.md` - Manage ports

### For Deployment
1. `STATUS.md` - Check deployment readiness
2. `README.md` - Understand components
3. `.env.example` - Setup environment

---

## ✨ Features

✅ REST API with automatic documentation  
✅ gRPC microservices  
✅ Swagger UI  
✅ OpenAPI spec  
✅ Proto Buffers  
✅ Example implementation  
✅ Service templates  
✅ Comprehensive docs  

---

## 🎯 Common Tasks

### Start Development
```bash
read QUICKSTART.md
./dev.sh run-all
# Open http://localhost:8000/swagger-ui
```

### Create New Microservice
```bash
read MICROSERVICE_GUIDE.md
cp -r microservices/template_service microservices/my_service
# Follow the guide...
```

### Deploy to Production
```bash
cargo build --release
# Check STATUS.md for deployment checklist
```

### Check System Status
```bash
read STATUS.md
./dev.sh check
```

### Understand Architecture
```bash
read ARCHITECTURE.md
# Check diagrams and explanations
```

---

## 📞 Quick Help

**Q: Where do I start?**  
A: Read `QUICKSTART.md`

**Q: How do I test the API?**  
A: Open `http://localhost:8000/swagger-ui` in browser

**Q: How do I create a microservice?**  
A: Read `MICROSERVICE_GUIDE.md`

**Q: Which ports should I use?**  
A: See `PORT_ALLOCATION.md`

**Q: Is the project ready for production?**  
A: Check `STATUS.md` - Yes, it is!

---

## 🔄 Documentation Relationships

```
QUICKSTART.md (Start)
    ↓
README.md (Main)
    ├→ ARCHITECTURE.md (Design)
    ├→ MICROSERVICE_GUIDE.md (Development)
    └→ PORT_ALLOCATION.md (Operations)
    
STATUS.md (All levels - current state)
SUMMARY.md (Complete overview)
```

---

## 🎓 Learning Path

**Beginner (30 min)**
1. QUICKSTART.md (5 min)
2. Run services (10 min)
3. Test with Swagger UI (10 min)
4. Explore README.md (5 min)

**Intermediate (1 hour)**
1. Read ARCHITECTURE.md (15 min)
2. Read MICROSERVICE_GUIDE.md (20 min)
3. Create test microservice (25 min)

**Advanced (2 hours)**
1. Deep dive ARCHITECTURE.md (20 min)
2. Study proto files (15 min)
3. Create complex microservice (60 min)
4. Deploy and monitor (25 min)

---

## 📊 Documentation Stats

- **Total Documentation**: ~55 KB
- **Number of Files**: 8 markdown + 2 config files
- **Code Examples**: 20+
- **Diagrams**: 5+
- **Estimated Reading Time**: 45-60 minutes (full docs)

---

## 🎉 You're Ready!

Everything is set up and documented. 

**Next step:** Read `QUICKSTART.md` and start developing!

```bash
cat QUICKSTART.md
```

---

**Last Updated:** 2024-11-19  
**Project Status:** ✅ Production Ready  
**All Components:** ✅ Working