build: add JUST_LIBS option for planned conan lib packager

Author: hello-adam

src/CMakeLists.txt

@@ -222,9 +222,11 @@ set(CPACK_COMPONENTS_GROUPING ALL_COMPONENTS_IN_ONE)
 add_subdirectory(hobbits-core)
 add_subdirectory(hobbits-widgets)
 add_subdirectory(hobbits-python)
-add_subdirectory(hobbits-plugins)
-add_subdirectory(hobbits-gui)
-add_subdirectory(hobbits-runner)
+if (NOT JUST_LIBS)
+	add_subdirectory(hobbits-plugins)
+	add_subdirectory(hobbits-gui)
+	add_subdirectory(hobbits-runner)
+endif()
 
 #
 # Install