My LineageOS phone already has a “share WiFi” feature that displays a QR code as well as the SSID and passcode I thought this was standard on all modern phones

So guests use their phone data to access a publicly available list of WiFi credentials and then use that to connect to your home network???

If you’re poor, you can’t really exploit the working class.

Of course you can. It’s called turning to crime. Most pimps, low level drug dealers, etc, aren’t rich.

OP isn’t referring to the package manager. They’re talking about Nginx Proxy Manager