BuildSystem: Rework the whole cmake build system

Now files are installed using the install() command instead of manually
copying files to their destinations. This allows automatic recompilation
of headers that did not work previously

userspace/libraries/LibFont/CMakeLists.txt

@@ -1,25 +1,13 @@
-cmake_minimum_required(VERSION 3.26)
-
-project(libfont CXX)
-
 set(LIBGUI_SOURCES
 	Font.cpp
 	PSF.cpp
 )
 
-add_custom_target(libfont-headers
-	COMMAND ${CMAKE_COMMAND} -E copy_directory_if_different ${CMAKE_CURRENT_SOURCE_DIR}/include/ ${BANAN_INCLUDE}/
-	DEPENDS sysroot
-)
-
 add_library(libfont ${LIBGUI_SOURCES})
-add_dependencies(libfont headers libc-install)
-target_link_libraries(libfont PUBLIC libc)
+banan_link_library(libfont libc)
+banan_link_library(libfont ban)
 
-add_custom_target(libfont-install
-	COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_BINARY_DIR}/libfont.a ${BANAN_LIB}/
-	DEPENDS libfont
-	BYPRODUCTS ${BANAN_LIB}/libfont.a
-)
+banan_install_headers(libfont)
+install(TARGETS libfont)
 
 set(CMAKE_STATIC_LIBRARY_PREFIX "")