Zephyr build and configuration files

This directory contains build scripts and common configuration files used by CHIP Zephyr applications. It is structured as follows:

File/Folder	Contents
chip-gn	GN project used to build selected CHIP libraries with the Zephyr platform integration layer
chip-module	CMake wrapper for the GN project defined in chip-gn directory, and other components that allow one to use CHIP as a Zephyr module
app	Common and optional Kconfig configuration files that can be used in Zephyr applications