PJ-ZGD0 Garage door opener MatSee Plus - TS0601 _TZE204_nklqjk62

Hardware
1

Does NOT support power-on behavior and the power-on behavior is to OPEN the garage door.

This has been working flawlessly for quite a few months.
This morning at 4am, there was a power outage for about 90secs.
On restoration, the garage door opened. Stayed opened until I woke up 2 hours later.

The stated behavior is confirmed by the "Official Store.

2

It appears to be a Tuya / Smartlife device. They excel in non-standard behavior and probably needs a quirk change to fix something like that.
Expected behavior not common with Tuya / Smartlife based devices, so be very thankful that: