Add debug logging for role-based contact data visibility

pages/mitgliederbereich/mitglieder.vue

@@ -332,7 +332,10 @@ const canEdit = computed(() => {
 })
 
 const canViewContactData = computed(() => {
-  return authStore.role === 'vorstand'
+  // Explicitly check for 'vorstand' role only
+  const role = authStore.role
+  console.log('Current role:', role, 'Can view contact:', role === 'vorstand')
+  return role === 'vorstand'
 })
 
 const loadMembers = async () => {