- Reworked the tenant admin login page

- Updated the User model to implement Filament’s tenancy contracts
- Seeded a ready-to-use demo tenant (user, tenant, active package, purchase)
- Introduced a branded, translated 403 error page to replace the generic forbidden message for unauthorised admin hits
- Removed the public “Register” links from the marketing header
- hardened join event logic and improved error handling in the guest pwa.

resources/js/guest/components/Header.tsx

@@ -28,11 +28,11 @@ export default function Header({ slug, title = '' }: { slug?: string; title?: st
     );
   }
 
-  const { event, loading: eventLoading, error: eventError } = useEventData();
-  const stats = statsContext && statsContext.eventKey === slug ? statsContext : undefined;
-  const guestName = identity && identity.eventKey === slug && identity.hydrated && identity.name ? identity.name : null;
+  const { event, status } = useEventData();
+  const guestName =
+    identity && identity.eventKey === slug && identity.hydrated && identity.name ? identity.name : null;
 
-  if (eventLoading) {
+  if (status === 'loading') {
     return (
       <div className="sticky top-0 z-20 flex items-center justify-between border-b bg-white/70 px-4 py-2 backdrop-blur dark:bg-black/40">
         <div className="font-semibold">Lade Event...</div>
@@ -44,18 +44,13 @@ export default function Header({ slug, title = '' }: { slug?: string; title?: st
     );
   }
 
-  if (eventError || !event) {
-    return (
-      <div className="sticky top-0 z-20 flex items-center justify-between border-b bg-white/70 px-4 py-2 backdrop-blur dark:bg-black/40">
-        <div className="font-semibold text-red-600">Event nicht gefunden</div>
-        <div className="flex items-center gap-2">
-          <AppearanceToggleDropdown />
-          <SettingsSheet />
-        </div>
-      </div>
-    );
+  if (status !== 'ready' || !event) {
+    return null;
   }
 
+  const stats =
+    statsContext && statsContext.eventKey === slug ? statsContext : undefined;
+
   const getEventAvatar = (event: any) => {
     if (event.type?.icon) {
       return (