chore: 清理旧版IUP库文件并更新头文件路径

删除旧的iup-3.31_Win64_dllw6_lib目录下的所有DLL和静态库文件
将IUP头文件从旧目录迁移到新的libs/IUP/include统一路径
更新CMakeLists.txt中的包含路径和库链接配置
简化DLL复制逻辑，只复制核心iup.dll文件

CMakeLists.txt

@@ -42,12 +42,12 @@ endif()
 # 设置头文件搜索路径
 target_include_directories(${PROJECT_NAME} PRIVATE
     ${CMAKE_SOURCE_DIR}/include
-    ${CMAKE_SOURCE_DIR}/libs/iup-3.31_Win64_dllw6_lib/include
+    ${CMAKE_SOURCE_DIR}/libs/IUP/include
 )
 
 # 设置库文件搜索路径
 target_link_directories(${PROJECT_NAME} PRIVATE
-    ${CMAKE_SOURCE_DIR}/libs/iup-3.31_Win64_dllw6_lib
+    ${CMAKE_SOURCE_DIR}/libs/IUP
 )
 
 # 链接所需库
@@ -62,11 +62,11 @@ target_link_libraries(${PROJECT_NAME} PRIVATE
     advapi32
 )
 
-# 编译完成后，将 DLL 文件复制到构建输出目录
-file(GLOB IUP_DLLS "${CMAKE_CURRENT_SOURCE_DIR}/libs/iup-3.31_Win64_dllw6_lib/*.dll")
+# 编译完成后，仅将程序实际需要的核心 DLL 文件复制到构建输出目录
+set(IUP_REQUIRED_DLLS "${CMAKE_CURRENT_SOURCE_DIR}/libs/IUP/iup.dll")
 add_custom_command(TARGET ${PROJECT_NAME} POST_BUILD
     COMMAND ${CMAKE_COMMAND} -E copy_if_different
-    ${IUP_DLLS}
+    ${IUP_REQUIRED_DLLS}
     "$<TARGET_FILE_DIR:${PROJECT_NAME}>"
-    COMMENT "Copying DLLs to build directory..."
+    COMMENT "Copying required DLLs to build directory..."
 )