DeepCompareFiles compares two files.

IPAddress returns the current IP Address.

ScaleBrightness converts a 0-100 homekit brightness to the scale of the controller (min - max) math isn't as easy as it used to be for me: https://stackoverflow.com/questions/5294955/how-to-scale-down-a-range-of-numbers-with-a-known-min-and-max-value.