enable lua

CMakeLists.txt

@@ -7,6 +7,12 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 # Use FetchContent for RmlUi
 include(FetchContent)
 
+# Find Lua before RmlUi so it can be used
+find_package(Lua REQUIRED)
+
+# Enable RmlUi Lua bindings before fetching
+set(RMLUI_LUA_BINDINGS ON CACHE BOOL "" FORCE)
+
 # Fetch RmlUi from GitHub
 FetchContent_Declare(
     rmlui
@@ -31,7 +37,7 @@ add_executable(mosis-designer
     ${rmlui_SOURCE_DIR}/Backends/RmlUi_Renderer_GL3.cpp
 )
 target_link_libraries(mosis-designer PUBLIC
-    RmlUi::RmlUi glfw freetype
+    RmlUi::RmlUi RmlUi::Lua glfw freetype
 )
 target_include_directories(mosis-designer PUBLIC
     ${RMLUI_SOURCE_DIR}