Who would need to press the power button to actually turn off or restart the device, right?
The setting to change this is also pretty much buried under Settings -> Special Features -> Gestures.
(Yes, I have no idea why the Assistant is in German when the phone is set to English either 🫠)
There’s a PC program called Android Debloat, gives you a list of apps on your Android with comprehensive information about what they do, and you can blitz the shit off your phone. Tip 1: Always install a keyboard before removing Gboard. Tip 2: Removing the Google app that forces the search widget also removes Gemini usability, the news sidebar, and others. I know - what a loss
Give ADBAppControl a try. It’s like a GUI for adb debloating and then a bit.
I go to F-Droid to check this out and before I even search I have another useful tool -