integration
- Introduce HealthDiagnosticSensor for device health status reporting
- Add new constants and data keys for health sensor integration
- Wire health_sensor module into sensor platform setup
- Refactor sensor descriptions to improve derived sensor handling
- Implement pytest fixtures and comprehensive tests covering:
- Config flows and options validation
- Data reception and authentication
- Sensor platform setup and dynamic sensor addition
- Push integration with Pocasi.cz and Windy API
- Route dispatching and error handling
- Utilities, conversions, and translation functions
- Add detailed architecture overview in __init__.py
- Introduce shared runtime keys in data.py to avoid key conflicts
- Implement dual route dispatcher for webhook endpoint selection
- Enhance sensor platform for dynamic sensor addition without reloads
- Rename battery level "unknown" to "drained" with updated icons
- Improve utils.py with centralized helpers for remapping and discovery
- Update translations and strings for consistency