feat: Implement final type safety fixes

src/components/admin/NovuMigrationUtility.tsx

@@ -6,6 +6,7 @@ import { Progress } from '@/components/ui/progress';
 import { Alert, AlertDescription } from '@/components/ui/alert';
 import { CheckCircle2, XCircle, AlertCircle, Loader2 } from 'lucide-react';
 import { useToast } from '@/hooks/use-toast';
+import { getErrorMessage } from '@/lib/errorHandler';
 
 interface MigrationResult {
   userId: string;
@@ -71,11 +72,12 @@ export function NovuMigrationUtility() {
         title: "Migration completed",
         description: `Successfully migrated ${successCount} users. ${failureCount} failures.`,
       });
-    } catch (error: any) {
+    } catch (error) {
+      const errorMsg = getErrorMessage(error);
       toast({
         variant: "destructive",
         title: "Migration failed",
-        description: error.message,
+        description: errorMsg,
       });
     } finally {
       setIsRunning(false);