* * Add migration from single device to multiple devices, removing all old entities
* Create new devices for Boiler and Thermostat
* Add classes for new entities based on the new devices
* Split binary_sensor entities into devices
* Split sensor entities into different devices
* Move climate entity to thermostat device
* Fix climate entity away mode
* Fix translation placeholders
* Allow sensor values with capital letters
* * Add EntityCategory
* Update and add device_classes
* Fix translation keys
* Fix climate entity category
* Update tests
* Handle `available` property in `entity.py`
* Improve GPIO state binary_sensor translations
* Fix: Updates are already subscribed to in the base entity
* Remove entity_id generation from sensor and binary_sensor entities
* * Use _attr_name on climate class instead of through entity_description
* Add type hints
* Rewrite to derive entities for all OpenTherm devices from a single base class
* Improve type annotations
* Use OpenThermDataSource to access status dict
* Move entity_category from entity_description to _attr_entity_category
* Move entity descriptions with the same translation_key closer together
* Update tests
* Add device migration test
* * Add missing sensors and binary_sensors back
* Improve migration, do not delete old entities from registry
* Add comments for migration period
* Use single lists for entity descriptions
* Avoid changing sensor values, remove translations
* * Import only required class from pyotgw
* Update tests
* Update opentherm_gw.binary_sensor to use entity_description
* Move binary_sensor related code to binary_sensor.py
Move common entity code to entity.py
* Remove unused logger from binary_sensor.py
* Add type hints
Address feedback
