Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-extra-cmake-modules/source/tests/ECMInstallIconsTest/check_tree.cmake.in

@@ -0,0 +1,30 @@
+set(EXP_TREE "@CMAKE_CURRENT_SOURCE_DIR@/expected-tree")
+set(ACTUAL_TREE "@CMAKE_INSTALL_PREFIX@")
+set(GENERATE_ICON_CACHE "@GENERATE_ICON_CACHE@")
+
+file(GLOB_RECURSE exp_files RELATIVE "${EXP_TREE}" "${EXP_TREE}/*")
+file(GLOB_RECURSE actual_files RELATIVE "${ACTUAL_TREE}" "${ACTUAL_TREE}/*")
+if (NOT GENERATE_ICON_CACHE)
+    file(GLOB_RECURSE cache_files RELATIVE "${EXP_TREE}" "${EXP_TREE}/*.cache")
+    foreach(f ${cache_files})
+        list(REMOVE_ITEM exp_files "${f}")
+    endforeach()
+endif()
+list(SORT exp_files)
+list(SORT actual_files)
+
+if(NOT exp_files STREQUAL actual_files)
+    foreach(f ${exp_files})
+        list(FIND actual_files "${f}" result)
+        if(result EQUAL -1)
+            message(WARNING "${f} was expected, but not found")
+        endif()
+    endforeach()
+    foreach(f ${actual_files})
+        list(FIND exp_files "${f}" result)
+        if(result EQUAL -1)
+            message(WARNING "${f} was found, but not expected")
+        endif()
+    endforeach()
+    message(FATAL_ERROR "Trees differ!")
+endif()