evobackupctl: fix args check

client/CHANGELOG.md

@@ -21,6 +21,8 @@ The **patch** part changes is incremented if multiple releases happen the same m
 
 ### Fixed
 
+* evobackupctl: quote ARGS variable for options parsing.
+
 ### Security
 
 ## [24.04]

client/bin/evobackupctl

@@ -92,7 +92,7 @@ copy_template() {
 main() {
     # If no argument is provided, print help and exit
     # shellcheck disable=SC2086
-    if [ -z ${ARGS} ]; then
+    if [ -z "${ARGS}" ]; then
         show_help
         exit 0
     fi