Fix: Add SheetTitle for accessibility

src/components/mobile-sidebar.tsx

@@ -1,6 +1,6 @@
 'use client'
 
-import { Sheet, SheetContent, SheetTrigger } from "@/components/ui/sheet"
+import { Sheet, SheetContent, SheetTrigger, SheetTitle } from "@/components/ui/sheet"
 import { Button } from "@/components/ui/button"
 import { Menu } from "lucide-react"
 import { MainNav } from "@/components/main-nav"
@@ -27,6 +27,7 @@ export function MobileSidebar() {
                 </Button>
             </SheetTrigger>
             <SheetContent side="left" className="p-0 w-72">
+                <SheetTitle className="sr-only">Navigasyon Menüsü</SheetTitle>
                 <MainNav onNavClick={() => setOpen(false)} />
             </SheetContent>
         </Sheet>