Add notification observer on Mac

SineStriker

2023-12-27 88b5b56b6a67d93208eae3980af2f30da09dd8ae

 src/quick/CMakeLists.txt

@@ -13,6 +13,10 @@
    quickwindowagent.cpp
)

if(WIN32)
    list(APPEND _src quickwindowagent_win.cpp)
endif()

qwk_add_library(${PROJECT_NAME} AUTOGEN
    SOURCES ${_src}
    LINKS QWKCore