change function get_builder_status_icon to ASCII-Version

scripts/image-builder.sh

@@ -36,7 +36,7 @@ config_menu() {
 
     choice=$(whiptail --title "Konfiguration" --menu "Bitte wählen:" 20 70 10 \
       1 "Abhängigkeiten installieren (docker, git, jq, whiptail)" \
-      2 "Buildx-Builder einrichten | Status: $builder_icon"\
+      2 "Buildx-Builder einrichten | Status: $builder_icon" \
       3 "Globalen Editor setzen" \
       0 "Zurück" \
       3>&1 1>&2 2>&3) || return
@@ -53,12 +53,12 @@ config_menu() {
 get_builder_status_icon() {
   if docker buildx ls 2>/dev/null | grep -q "multiarch-builder"; then
     if docker buildx ls | grep "multiarch-builder" | grep -q "running"; then
-      echo "🟢"
+      echo "[OK]"
     else
-      echo "🟡"
+      echo "[WARN]"
     fi
   else
-    echo "🔴"
+    echo "[ERR]"
   fi
 }