UI landing page route fix

apps/backoffice/src/app/router/LandingRoute.tsx

@@ -1,12 +1,16 @@
+import { Navigate } from 'react-router-dom';
 import { LandingPage } from '@ema-platform/ui';
 import { useAuthToken } from '@ema-platform/auth';
 
 /**
- * Public `/` — mounts the shared landing page. Backoffice has no /signup
+ * Public `/`. Signed-in visitors skip the landing page entirely and go
- * (enableSignup: false) and no /verify route, so those props are omitted.
+ * straight to the dashboard. Backoffice has no /signup (enableSignup: false)
+ * and no /verify route, so those props are omitted.
  */
 export function LandingRoute() {
   const token = useAuthToken();
 
-  return <LandingPage primaryHref={token ? '/dashboard' : '/login'} />;
+  if (token) return <Navigate to="/dashboard" replace />;
+
+  return <LandingPage primaryHref="/login" />;
 }

apps/portal/src/app/components/LandingRoute.tsx

@@ -1,14 +1,16 @@
+import { Navigate } from 'react-router-dom';
 import { LandingPage } from '@ema-platform/ui';
 import { useAuthToken } from '@ema-platform/auth';
 
 /**
- * Public `/` — mounts the shared landing page with portal-specific routes.
+ * Public `/`. Signed-in visitors skip the landing page entirely and go
- * Auth state is read via `useAuthToken`, the same hook ProtectedRoute uses,
+ * straight to the dashboard — the landing page is a front door for people
- * so the header can show "Go to dashboard" instead of Login/Sign Up without
+ * who aren't in yet, not a screen for people who already are.
- * gating the route itself.
  */
 export function LandingRoute() {
   const token = useAuthToken();
 
-  return <LandingPage primaryHref={token ? '/dashboard' : '/login'} signupHref="/signup" />;
+  if (token) return <Navigate to="/dashboard" replace />;
+
+  return <LandingPage primaryHref="/login" signupHref="/signup" />;
 }