feat: add new system optimization tasks and implement orphaned startup item cleanup

lib/core/base.sh

@@ -532,6 +532,7 @@ mktemp_file() {
 
 # Cleanup all tracked temp files and directories
 cleanup_temp_files() {
+    stop_inline_spinner 2> /dev/null || true
     local file
     if [[ ${#MOLE_TEMP_FILES[@]} -gt 0 ]]; then
         for file in "${MOLE_TEMP_FILES[@]}"; do