chore: compile_commands.json now is at {{TEMP_DIR}}/Kernel instead of Kernel sources

Kernel/CMakeLists.txt

@@ -137,6 +137,14 @@ foreach(_src IN LISTS SWIFT_SOURCES)
     math(EXPR _idx "${_idx} + 1")
 endforeach()
 
-file(GENERATE OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/compile_commands.json"
+if(DEFINED ENV{TEMP_DIR})
+    set(COMPDB_OUTPUT_DIR "$ENV{TEMP_DIR}/Kernel")
+elseif(DEFINED ENV{BUILD_DIR})
+    set(COMPDB_OUTPUT_DIR "$ENV{BUILD_DIR}/temp/Kernel")
+else()
+    set(COMPDB_OUTPUT_DIR "${CMAKE_CURRENT_BINARY_DIR}")
+endif()
+
+file(GENERATE OUTPUT "${COMPDB_OUTPUT_DIR}/compile_commands.json"
     CONTENT "[\n${COMPDB_ENTRIES}]\n"
 )