NemAn/NemAnBlazor/App.razor

@using NemAnBlazor.Pages
<Router AppAssembly="@typeof(App).Assembly">
    <Found Context="routeData">
        <AuthorizeRouteView RouteData="@routeData" DefaultLayout="@typeof(MainLayout)" >
            <Authorizing>
                    <text>Please wait, we are authorizing the user.</text>
            </Authorizing>
        </AuthorizeRouteView>
        <FocusOnNavigate RouteData="@routeData" Selector="h1" />
    </Found>
    <NotFound>
        <PageTitle>Not found</PageTitle>
        <LayoutView Layout="@typeof(MainLayout)">
            <p role="alert">Sorry, there's nothing at this address.</p>
        </LayoutView>
    </NotFound>
</Router>