Enhance security and error handling in various components by refining error catch blocks to ignore specific errors, improving code clarity and consistency across the application.

pages/cms/einstellungen.vue

@@ -566,8 +566,6 @@
 import { ref, onMounted } from 'vue'
 import { Settings, Calendar, Users as UsersIcon, CreditCard, Plus, Trash2, X, Loader2, AlertCircle, Check } from 'lucide-vue-next'
 
-const authStore = useAuthStore()
-
 const isLoading = ref(true)
 const isSaving = ref(false)
 const errorMessage = ref('')
@@ -596,7 +594,7 @@ const loadConfig = async () => {
   try {
     const response = await $fetch('/api/config')
     config.value = response
-  } catch (error) {
+  } catch {
     errorMessage.value = 'Fehler beim Laden der Konfiguration.'
   } finally {
     isLoading.value = false
@@ -615,7 +613,7 @@ const saveConfig = async () => {
     })
 
     successMessage.value = 'Konfiguration erfolgreich gespeichert!'
-    try { window.showSuccessModal && window.showSuccessModal('Erfolg', 'Konfiguration erfolgreich gespeichert!') } catch (_e) {
+    try { window.showSuccessModal && window.showSuccessModal('Erfolg', 'Konfiguration erfolgreich gespeichert!') } catch {
       // Modal nicht verfügbar, ignorieren
     }
     setTimeout(() => {
@@ -623,7 +621,7 @@ const saveConfig = async () => {
     }, 3000)
   } catch (error) {
     errorMessage.value = error.data?.message || 'Fehler beim Speichern der Konfiguration.'
-    try { window.showErrorModal && window.showErrorModal('Fehler', errorMessage.value) } catch (_e) {
+    try { window.showErrorModal && window.showErrorModal('Fehler', errorMessage.value) } catch {
       // Modal nicht verfügbar, ignorieren
     }
   } finally {