Initial commit: Northern Thailand Ping River Monitor v3.1.0

Features:
- Real-time water level monitoring for Ping River Basin (16 stations)
- Coverage from Chiang Dao to Nakhon Sawan in Northern Thailand
- FastAPI web interface with interactive dashboard and station management
- Multi-database support (SQLite, MySQL, PostgreSQL, InfluxDB, VictoriaMetrics)
- Comprehensive monitoring with health checks and metrics collection
- Docker deployment with Grafana integration
- Production-ready architecture with enterprise-grade observability

 CI/CD & Automation:
- Complete Gitea Actions workflows for CI/CD, security, and releases
- Multi-Python version testing (3.9-3.12)
- Multi-architecture Docker builds (amd64, arm64)
- Daily security scanning and dependency monitoring
- Automated documentation generation
- Performance testing and validation

 Production Ready:
- Type safety with Pydantic models and comprehensive type hints
- Data validation layer with range checking and error handling
- Rate limiting and request tracking for API protection
- Enhanced logging with rotation, colors, and performance metrics
- Station management API for dynamic CRUD operations
- Comprehensive documentation and deployment guides

 Technical Stack:
- Python 3.9+ with FastAPI and Pydantic
- Multi-database architecture with adapter pattern
- Docker containerization with multi-stage builds
- Grafana dashboards for visualization
- Gitea Actions for CI/CD automation
- Enterprise monitoring and alerting

 Ready for deployment to B4L infrastructure!

scripts/water-monitor.service

@@ -0,0 +1,39 @@
+[Unit]
+Description=Thailand Water Level Monitor
+Documentation=https://github.com/your-username/thailand-water-monitor
+After=network.target
+Wants=network-online.target
+
+[Service]
+Type=simple
+User=water-monitor
+Group=water-monitor
+WorkingDirectory=/opt/thailand-water-monitor
+ExecStart=/opt/thailand-water-monitor/venv/bin/python src/water_scraper_v3.py
+ExecReload=/bin/kill -HUP $MAINPID
+Restart=always
+RestartSec=60
+TimeoutStopSec=30
+
+# Environment variables
+Environment=DB_TYPE=victoriametrics
+Environment=VM_HOST=localhost
+Environment=VM_PORT=8428
+Environment=PYTHONPATH=/opt/thailand-water-monitor
+Environment=PYTHONUNBUFFERED=1
+
+# Security settings
+NoNewPrivileges=true
+PrivateTmp=true
+ProtectSystem=strict
+ProtectHome=true
+ReadWritePaths=/opt/thailand-water-monitor
+CapabilityBoundingSet=
+
+# Logging
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=water-monitor
+
+[Install]
+WantedBy=multi-user.target