fix: 优化打包后的目录结构，便于引入

cmake/DataRouterConfig.cmake.in

@@ -0,0 +1,16 @@
+@PACKAGE_INIT@
+
+set_and_check(DataRouter_INCLUDE_DIR "@PACKAGE_INCLUDE_INSTALL_DIR@")
+set_and_check(DataRouter_LIBRARY_DIR "@PACKAGE_LIB_INSTALL_DIR@")
+
+include("${CMAKE_CURRENT_LIST_DIR}/DataRouterTargets.cmake" OPTIONAL)
+
+if(NOT TARGET DataRouter::DataRouter)
+    add_library(DataRouter::DataRouter STATIC IMPORTED)
+    set_target_properties(DataRouter::DataRouter PROPERTIES
+        IMPORTED_LOCATION "${DataRouter_LIBRARY_DIR}/${CMAKE_STATIC_LIBRARY_PREFIX}DataRouter${CMAKE_STATIC_LIBRARY_SUFFIX}"
+        INTERFACE_INCLUDE_DIRECTORIES "${DataRouter_INCLUDE_DIR}"
+    )
+endif()
+
+check_required_components(DataRouter)