fix issues

apps/website/lib/gateways/RouteGuard.test.tsx

@@ -19,14 +19,30 @@ vi.mock('next/navigation');
 
 // Mock SessionViewModel factory
 function createMockSession(overrides: Partial<SessionViewModel> = {}): SessionViewModel {
-  return {
+  const baseSession = {
     isAuthenticated: true,
-    user: {
-      userId: 'user-123',
-      email: 'test@example.com',
-      displayName: 'Test User',
-      ...overrides.user,
-    },
+    userId: 'user-123',
+    email: 'test@example.com',
+    displayName: 'Test User',
+    role: undefined,
+  };
+
+  // Handle the case where overrides might have a user object
+  // (for backward compatibility with existing test patterns)
+  if (overrides.user) {
+    const { user, ...rest } = overrides;
+    return {
+      ...baseSession,
+      ...rest,
+      userId: user.userId || baseSession.userId,
+      email: user.email || baseSession.email,
+      displayName: user.displayName || baseSession.displayName,
+      role: user.role,
+    };
+  }
+
+  return {
+    ...baseSession,
     ...overrides,
   };
 }