* fixed BACnetXYcolor and BACnetColorCommand encode and decoding and improved unit test coverage. Refactored BACnetXYcolor to/from ascii into lighting module.
* added to the color, color temperature, and lighting output objects a fade/ramp/step engine. Added color and color command coercion into the channel object and enabled color temperature object coercion. Added CreateObject and DeleteObject service handling to the color, color temperature, lighting output, and channel objects.
* added blinkt demo app for Raspberry Pi [WIP]
* updated gitignore to simplify handling of apps folder contents
* fixed piface demo build
* added RaspiOS to pipeline for piface and blinkt! demo builds
* added device object timer function for child object types into example Device object. Refactored device object to increment database revision for create or delete object services. Refactored example app/server to use mstimer library and device child object timers.
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Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
* Leverage (older) embedded unit tests into external unit tests build upon copy of Zephyr's ztest library and CMake.
* Expand top-level CMake build to run external unit tests.
* Expand Zephyr module extension to run external unit tests via west or sanitycheck.
Co-authored-by: Gregory Shue <gregory.shue@legrand.us>
Steve Karg