feat: add moderation center for reports and ratings with user cleanup cron job

app/api/businesses/[id]/ratings/route.ts

@@ -46,7 +46,17 @@ export async function GET(
             }
         });
 
-        return NextResponse.json(ratings);
+        // 3. Fallback for deleted users
+        const formattedRatings = ratings.map(r => ({
+            ...r,
+            user: r.user || {
+                id: null,
+                name: "Utilisateur supprimé",
+                avatar: null
+            }
+        }));
+
+        return NextResponse.json(formattedRatings);
 
     } catch (error: any) {
         console.error('Error fetching ratings:', error);