Has there been a discussion on Enclosures?
I know there are a ton of project boxes out there, but something that I can mount next to my house alarm.
I using a Pi3, maybe room for some other gadgets.
Some thoughts, if metal, would that interfere with zwave.

Look for sprinkler timer enclosures, they are typically plastic.

see ESP32 Enclosure

I really don’t think a Raspberry Pi and additional gadgets are going to fit into an enclosure that is scaled to snugly hold a ESP dev board.