ability to ban and unban users

backend/routes/auth.js

@@ -219,6 +219,14 @@ router.post(
         });
       }
 
+      // Check if user is banned
+      if (user.isBanned) {
+        return res.status(403).json({
+          error: "Your account has been suspended. Please contact support for more information.",
+          code: "USER_BANNED",
+        });
+      }
+
       // Verify password
       const isPasswordValid = await user.comparePassword(password);