refactor: remove redundant middleware file to streamline request processing

Author: PTOM76

middleware.ts

@@ -9,5 +9,5 @@ import { routing } from "./i18n/routing";
 export const middleware = createMiddleware(routing);
 
 export const config = {
-  matcher: ['/((?!api|_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp)$).*)'],
+  matcher: ['/((?!api|_next/static|_next/image|favicon.ico|.*\\.(?:svg|png|jpg|jpeg|gif|webp|xml|txt)$).*)'],
 };