fix(server): hata yönetimini ve dayanıklılığı iyileştir

Loop scheduler ve timer worker için hata yakalama ekle. qBit client'ta
geçici ağ hatalarını tanıyarak login durumunu sıfırla. Scheduler
hatalarında durum güncellemesi gönder ve timer worker crash önle.

apps/web/src/components/ui/ScrollArea.tsx

@@ -0,0 +1,27 @@
+import * as React from "react";
+import * as ScrollAreaPrimitive from "@radix-ui/react-scroll-area";
+import clsx from "clsx";
+
+export const ScrollArea = React.forwardRef<
+  React.ElementRef<typeof ScrollAreaPrimitive.Root>,
+  React.ComponentPropsWithoutRef<typeof ScrollAreaPrimitive.Root>
+>(({ className, children, ...props }, ref) => (
+  <ScrollAreaPrimitive.Root
+    ref={ref}
+    className={clsx("relative overflow-hidden", className)}
+    {...props}
+  >
+    <ScrollAreaPrimitive.Viewport className="h-full w-full overflow-y-auto rounded-[inherit]">
+      {children}
+    </ScrollAreaPrimitive.Viewport>
+    <ScrollAreaPrimitive.Scrollbar
+      orientation="vertical"
+      className="flex w-2.5 touch-none select-none rounded-full bg-transparent p-0.5 opacity-100"
+    >
+      <ScrollAreaPrimitive.Thumb className="relative flex-1 rounded-full bg-slate-200" />
+    </ScrollAreaPrimitive.Scrollbar>
+    <ScrollAreaPrimitive.Corner />
+  </ScrollAreaPrimitive.Root>
+));
+
+ScrollArea.displayName = "ScrollArea";