better project structure

framework/CMakeLists.txt

@@ -0,0 +1,16 @@
+project(framework)
+
+add_library(framework
+        src/hello.cpp)
+
+target_link_libraries(framework
+        glfw)
+
+target_include_directories(framework
+        PUBLIC
+        $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+        $<INSTALL_INTERFACE:include>
+        PRIVATE
+        src)
+
+export(TARGETS framework glfw FILE FrameworkConfig.cmake)