c0un7-z3r0
commented
2 years ago - https://developers.home-assistant.io/blog/2021/10/26/config-entity?_highlight=diagnostic#entity-categories
- https://developers.home-assistant.io/docs/api/native-app-integration/sensors?_highlight=diagno#registering-a-sensor
- https://github.com/home-assistant/core/blob/dev/homeassistant/helpers/entity.py#L186
- https://github.com/home-assistant/core/commit/53aed22d5caa23d946390ae45d9025861d42dedb#diff-86c9d211a5b48ca9227a401e8e33f791135967be4b3b8c81a0b27c546368dcc6