* Add and use ELECTRICAL_CURRENT_AMPERE constant
* Add and use ELECTRICAL_VOLTAGE_AMPERE constant
* Rename ELECTRICAL_VOLTAGE_AMPERE to ELECTRICAL_VOLT_AMPERE
* Fix imports
* Added growatt server integration
* Ran black formatter
* Processed feedback.
* Made attributes more readable.
* Create a sensor for each property.
* Added unique_ids
* Accidentally flipped functions
* Added dynamic device classes.
* Fixed stale session.