fix issue with WordPress login

- resolving role name

areas/roles/role_service.py

@@ -6,3 +6,12 @@ class RoleService:
     def get_roles():
         roles = Role.query.all()
         return [{"id": r.id, "name": r.name} for r in roles]
+
+    @staticmethod
+    def get_role_by_id(role_id):
+        if role_id is None:
+            role = Role()
+            role.name = 'user'
+            return role
+        
+        return Role.query.filter_by(id=role_id).first()