BBOS Release v0.2

[mcknly]

The official 2nd release of BreadboardOS! This release contains a number of enhancements from contributors:

• Build split #6 - Better abstraction of the project from Pico (RP2040), splitting CMake build files and removing references to Pico SDK at the top level (thanks @biot)
• feat: add logic to hardware/rp2040/prebuild.cmake to properly add cyw… #9 - Inclusion of CYW43 libraries for pico_w - precursor to adding wireless features (thanks @kintar)
• Services refactor #17 - Refactor of the servicemanager framework to make new service definition more elegant (thanks @nbes4)
• add_definition -DUSING_PICOW if board is pico_w #13 - Fix for the Pico W BOARD definition (pico_w) being passed incorrectly to libraries for project configuration (thanks @fatdollar)

Thanks to the community for making BBOS better!!

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This discussion was created from the release v0.2: Services refactor (#17).