add: simple config system with font paths

frame/CMakeLists.txt

@@ -2,13 +2,16 @@
 set(target frame)
 
 configure_file (
-  "${PROJECT_SOURCE_DIR}/frame/src/Config.h.in"
-  "${PROJECT_SOURCE_DIR}/frame/src/Config.h"
+  "${PROJECT_SOURCE_DIR}/frame/src/BuildConfig.h.in"
+  "${PROJECT_SOURCE_DIR}/frame/src/BuildConfig.h"
 )
 
 set(src 
     src/main.cpp
     
+    src/Config.hpp
+    src/Config.cpp   
+
     src/Size.hpp
     src/Vector.hpp
     src/Rect.hpp
@@ -69,6 +72,7 @@ endif (BUILD_VIRTUAL_DISPLAY)
 add_executable(${target} ${src})
 target_link_libraries(${target} PRIVATE 
     fmt::fmt
+    nlohmann_json::nlohmann_json
 )
 
 if (BUILD_EPD)