- Implement custom Python alerting system (src/alerting.py) with water level monitoring, data freshness checks, and Matrix notifications
- Add complete Grafana Matrix alerting setup guide (docs/GRAFANA_MATRIX_SETUP.md) with webhook configuration, alert rules, and notification policies
- Create Matrix quick start guide (docs/MATRIX_QUICK_START.md) for rapid deployment
- Integrate alerting commands into main application (--alert-check, --alert-test)
- Add Matrix configuration to environment variables (.env.example)
- Update Makefile with alerting targets (alert-check, alert-test)
- Enhance status command to show Matrix notification status
- Support station-specific water level thresholds and escalation rules
- Provide dual alerting approach: native Grafana alerts and custom Python system
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
grabowski
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