Problem: no such file or directory when running engine

```

rm -rf ~/nostrocket/data

go mod tidy

go run cmd/engine/*.go

# github.com/prashantgupta24/mac-sleep-notifier/notifier

In file included from ../../go/pkg/mod/github.com/prashantgupta24/mac-sleep-notifier@v1.0.1/notifier/notifierMain.go:7:

./main.h:5:10: fatal error: mach/mach_port.h: No such file or directory

5 | #include

| ^~~~~~~~~~~~~~~~~~

compilation terminated.

make: *** [Makefile:8: reset] Error 1

```

I was running engine at Ubuntu 22.04.1 LTS and run into the problem above.