add direct invitation link

src/pages/admin/users/direct_invitations.astro

@@ -0,0 +1,16 @@
+---
+import { Session } from '@util/session.ts';
+import { Permissions } from '@util/permissions.ts';
+import { BASE_PATH } from 'astro:env/server';
+import AdminLayout from '@layouts/admin/AdminLayout.astro';
+import SidebarActions from '@app/admin/directInvitations/SidebarActions.svelte';
+import DirectInvitations from '@app/admin/directInvitations/DirectInvitations.svelte';
+
+const session = Session.sessionFromCookies(Astro.cookies, Permissions.Reports);
+if (!session) return Astro.redirect(`${BASE_PATH}/admin`);
+---
+
+<AdminLayout title="Direkte Einladungen">
+  <SidebarActions slot="actions" client:load />
+  <DirectInvitations client:load />
+</AdminLayout>