GitHub - thomasloven/hass-lovelace_gen: 🔹 Improve the lovelace yaml parser for Home Assistant dont think that this is standard component. With addons there is no problem at all. I wrote here this topic because Supervised on Ubuntu is one of supported so should work.
While Home Assistant Supervised can be run on practically any Linux systems, the Home Assistant project limits support for this installation method.
Only the use of Debian or Ubuntu is supported.
I tested standard Ubuntu installation form scratch (one on phisical maschine and one on virtualized) and there is issue with custom_components in both cases. After fresh install I make steps described here:
Installation - Home Assistant