# 🚀 Deployment Checklist - Northern Thailand Ping River Monitor

## ✅ Pre-Deployment Checklist

### **Code Quality**
- [ ] All tests pass (`make test`)
- [ ] Code formatting applied (`make format`)
- [ ] Linting checks pass (`make lint`)
- [ ] No security vulnerabilities (`safety check`)
- [ ] Documentation updated
- [ ] Version number updated in `setup.py` and `src/__init__.py`

### **Configuration**
- [ ] Environment variables configured (`.env` file)
- [ ] Database connection tested
- [ ] API endpoints tested
- [ ] Log levels appropriate for environment
- [ ] Security settings configured (API keys, secrets)
- [ ] Resource limits set (memory, CPU)

### **Dependencies**
- [ ] All required packages in `requirements.txt`
- [ ] No unused dependencies
- [ ] Security updates applied
- [ ] Compatible Python version (3.9+)

## 🐳 Docker Deployment

### **Pre-Docker Checklist**
- [ ] Dockerfile tested locally
- [ ] Docker Compose configuration verified
- [ ] Volume mounts configured correctly
- [ ] Network settings configured
- [ ] Health checks working
- [ ] Resource limits set

### **Docker Commands**
```bash
# Build and test locally
make docker-build
docker run --rm ping-river-monitor python run.py --test

# Deploy with Docker Compose
make docker-run

# Verify deployment
make health-check
```

### **Post-Docker Checklist**
- [ ] All services running (`docker-compose ps`)
- [ ] Health checks passing
- [ ] Logs showing normal operation
- [ ] API accessible (`curl http://localhost:8000/health`)
- [ ] Database connectivity verified
- [ ] Grafana dashboards loading

## 🌐 Production Deployment

### **Infrastructure Requirements**
- [ ] Server specifications adequate (CPU, RAM, Storage)
- [ ] Network connectivity to external APIs
- [ ] SSL certificates configured (if HTTPS)
- [ ] Firewall rules configured
- [ ] Backup strategy implemented
- [ ] Monitoring alerts configured

### **Security Checklist**
- [ ] API keys secured (environment variables)
- [ ] Database credentials secured
- [ ] HTTPS enabled for web interface
- [ ] Input validation enabled
- [ ] Rate limiting configured
- [ ] Log sanitization enabled

### **Performance Checklist**
- [ ] Database indexes created
- [ ] Connection pooling configured
- [ ] Caching enabled where appropriate
- [ ] Resource monitoring enabled
- [ ] Performance baselines established

## 📊 Monitoring Setup

### **Health Monitoring**
- [ ] Health check endpoints responding
- [ ] Database health monitoring
- [ ] API response time monitoring
- [ ] Memory usage monitoring
- [ ] Disk space monitoring

### **Alerting**
- [ ] Critical error alerts configured
- [ ] Performance degradation alerts
- [ ] Database connectivity alerts
- [ ] Disk space alerts
- [ ] API availability alerts

### **Logging**
- [ ] Log rotation configured
- [ ] Log levels appropriate
- [ ] Structured logging enabled
- [ ] Log aggregation configured (if applicable)
- [ ] Log retention policy set

## 🔄 CI/CD Pipeline

### **GitLab CI/CD**
- [ ] `.gitlab-ci.yml` configured
- [ ] Pipeline variables set
- [ ] Test stage passing
- [ ] Build stage creating artifacts
- [ ] Deploy stage configured
- [ ] Rollback procedure documented

### **Pipeline Stages**
- [ ] **Test**: Unit tests, integration tests, linting
- [ ] **Build**: Docker image creation, artifact generation
- [ ] **Deploy**: Staging deployment, production deployment
- [ ] **Verify**: Health checks, smoke tests

## 🗄️ Database Setup

### **Database Configuration**
- [ ] Database server running and accessible
- [ ] Database created with correct permissions
- [ ] Connection string configured
- [ ] Migration scripts run (if applicable)
- [ ] Backup strategy implemented
- [ ] Performance tuning applied

### **Database-Specific Checklist**

#### **SQLite**
- [ ] Database file permissions set correctly
- [ ] WAL mode enabled for better concurrency
- [ ] Regular backup scheduled

#### **MySQL/PostgreSQL**
- [ ] User accounts created with minimal privileges
- [ ] Connection pooling configured
- [ ] Query performance optimized
- [ ] Replication configured (if applicable)

#### **InfluxDB**
- [ ] Retention policies configured
- [ ] Continuous queries set up (if needed)
- [ ] Backup strategy implemented

#### **VictoriaMetrics**
- [ ] Storage configuration optimized
- [ ] Retention period set
- [ ] Resource limits configured

## 🌐 Web Interface

### **API Deployment**
- [ ] FastAPI server running
- [ ] All endpoints responding correctly
- [ ] API documentation accessible (`/docs`)
- [ ] CORS configured correctly
- [ ] Rate limiting working
- [ ] Authentication configured (if applicable)

### **Frontend Integration**
- [ ] Grafana dashboards configured
- [ ] Data sources connected
- [ ] Visualizations working
- [ ] Alerts configured
- [ ] User access configured

## 📈 Performance Verification

### **Load Testing**
- [ ] API endpoints tested under load
- [ ] Database performance under load
- [ ] Memory usage under load
- [ ] Response times acceptable
- [ ] Error rates acceptable

### **Capacity Planning**
- [ ] Expected data volume calculated
- [ ] Storage growth projected
- [ ] Scaling strategy documented
- [ ] Resource monitoring thresholds set

## 🔧 Operational Procedures

### **Maintenance**
- [ ] Update procedure documented
- [ ] Backup and restore procedures tested
- [ ] Rollback procedure documented
- [ ] Monitoring runbooks created
- [ ] Incident response procedures documented

### **Documentation**
- [ ] Deployment guide updated
- [ ] API documentation current
- [ ] Configuration documentation complete
- [ ] Troubleshooting guide available
- [ ] Contact information updated

## ✅ Post-Deployment Verification

### **Functional Testing**
- [ ] Data collection working
- [ ] API endpoints responding
- [ ] Database writes successful
- [ ] Web interface accessible
- [ ] Station management working

### **Integration Testing**
- [ ] External API connectivity
- [ ] Database integration
- [ ] Monitoring integration
- [ ] Alert system working
- [ ] Backup system working

### **Performance Testing**
- [ ] Response times acceptable
- [ ] Memory usage normal
- [ ] CPU usage normal
- [ ] Disk I/O normal
- [ ] Network usage normal

## 🚨 Rollback Plan

### **Rollback Triggers**
- [ ] Critical errors in production
- [ ] Performance degradation
- [ ] Data corruption
- [ ] Security vulnerabilities
- [ ] Service unavailability

### **Rollback Procedure**
1. [ ] Stop current deployment
2. [ ] Restore previous Docker images
3. [ ] Restore database backup (if needed)
4. [ ] Verify system functionality
5. [ ] Update monitoring and alerts
6. [ ] Document incident and lessons learned

## 📞 Support Information

### **Emergency Contacts**
- [ ] System administrator contact
- [ ] Database administrator contact
- [ ] Network administrator contact
- [ ] Application developer contact

### **Documentation Links**
- [ ] Deployment guide
- [ ] API documentation
- [ ] Troubleshooting guide
- [ ] Configuration reference
- [ ] Monitoring dashboards

---

**Deployment Date**: ___________  
**Deployed By**: ___________  
**Version**: v3.1.3  
**Environment**: ___________  

**Sign-off**:
- [ ] Technical Lead: ___________
- [ ] Operations Team: ___________
- [ ] Security Team: ___________