Leonid Dubinsky

Hi @satorg! > do you think this issue and PR #1031 could be connected somehow? Indeed they are connected! That PR closes a part of the gap that I need...

Hi @satorg! #1107 is my attempt to: - fix what can be fixed; - test the fix; - demonstrate behavior that can not be fixed.

> Can you share the diagnostics file, please. This? [config_entry-vicare-90d30cd8c3c26777f1b744ca03bfe845 (1).json](https://github.com/user-attachments/files/17091363/config_entry-vicare-90d30cd8c3c26777f1b744ca03bfe845.1.json)

> it would be interesting to see the output of the [_gateway features_ api call](https://documentation.viessmann.com/installationgatewayfeatures-featuresapi-mw-iot/v2#installationgatewayfeatures-featuresapi-mw-iot_Get_gateway_features). But that you would need to do with the terminal. curl -X GET --url https://api.viessmann.com/iot/v2/features/installations/2547267/gateways/7633301003392224/features...

@CFenner > Can you verify that the devices feature are actually returning something: ``` curl -X GET --url https://api.viessmann.com/iot/v2/features/installations/2547267/gateways/7633301003392224/devices/0/features ``` returned [device-features.json](https://github.com/user-attachments/files/17200814/device-features.json)

@CFenner > I added some dhw storage sensors with https://github.com/home-assistant/core/pull/126570/files Will this make it possible to _change_ the DHW temperature? Thank you!

@CFenner > I will have a look if we can distinguish the water heater handling for legacy and e3 devices. Thank you!

I can now see `DHW temperature` control and `Activate one-time charge` button among the entities for my boiler (E3_Vitodens_100_NA_0521), so the original issue seems to be resolved:  There are...

> great that you have now the sensors you want Small mystery remains: DHW controls do not appear in the "Overview". > shall we close the issue then? I think...

shameless plug: Maybe it is time to document that build tools _other_ than sbt support Scala Native, e.g., Mill and Gradle (with a [plugin](https://github.com/dubinsky/scalajs-gradle))?