TTMT.ManageWebGUI/src/routes/_auth/dashboard/index.tsx

import { createFileRoute } from '@tanstack/react-router'

export const Route = createFileRoute('/_auth/dashboard/')({
  component: RouteComponent,
  head: () => ({ meta: [{ title: 'Dashboard' }] }),
  loader: async ({ context }) => {
    context.breadcrumbs = [
      { title: "Dashboard", path: "/_auth/dashboard/" },
    ];
  },
})

function RouteComponent() {
  return <div>Hello "/(auth)/dashboard/"!</div>
}