fix(ui): 100% Dark Mode erzwungen (White Mode entfernt), Echte API-Daten fuer Server Status gebunden & Tabs-Breite/Scrollbalken behoben

docker/ui/src/pages/Settings.tsx

@@ -198,7 +198,7 @@ export default function SettingsPage() {
   ]
 
   return (
-    <div className="max-w-4xl mx-auto space-y-6">
+    <div className="max-w-6xl mx-auto space-y-6">
       <PageHeader
         title="Einstellungen"
         subtitle="Konfiguriere Ripping-Parameter, Speicherziele, APIs und Benachrichtigungen"
@@ -213,7 +213,7 @@ export default function SettingsPage() {
 
       <Card className="overflow-hidden">
         {/* Navigation Tabs */}
-        <div className="flex border-b border-slate-200/80 dark:border-slate-800 overflow-x-auto bg-slate-50/50 dark:bg-slate-950/50">
+        <div className="flex border-b border-slate-800 overflow-x-auto [scrollbar-width:none] [-ms-overflow-style:none] [&::-webkit-scrollbar]:hidden bg-[#0c101d]">
           {tabs.map((tab) => {
             const isActive = activeTab === tab.id
             return (