src/routes/+layout.server.ts

@@ -0,0 +1,10 @@
+import type { LayoutServerLoad } from "./$types"
+
+import Permissions from "$lib/permissions"
+
+export const load: LayoutServerLoad = ({ locals }) => {
+	return {
+		loggedInAs: locals.user?.username,
+		isAdmin: Permissions.any(locals.user?.permissions ?? 0, Permissions.USERADMIN.ALL)
+	}
+}

src/routes/+layout.svelte

@@ -1,5 +1,7 @@
 <script lang="ts">
-	let { children } = $props();
+	import type { LayoutProps } from './$types'
+
+	let { data, children }: LayoutProps = $props();
 </script>
 
 {#snippet nav(classlist: string)}
@@ -11,13 +13,20 @@
 			<li><a href="/dokumente">Dokumente</a></li>
 			
 			<li class="separator"></li>
+			{#if data?.loggedInAs != null}
+				<li>Eingeloggt als: {data.loggedInAs}</li>
 				<li><a href="/user">Account</a></li>
+			{/if}
+			{#if data?.isAdmin === true}
 				<li><a href="/useradmin">Benutzerverwaltung</a></li>
+			{/if}
+			{#if data?.loggedInAs != null}
 				<li>
 					<form method="POST" action="/login?/logout">
 						<button type="submit">Logout</button>
 					</form>
 				</li>
+			{/if}
 		</ul>
 	</div>
 {/snippet}