Add method to find role by type

src/role/services/role.service.ts

@@ -13,4 +13,12 @@ export class RoleService {
     );
     return roles;
   }
+  async findRoleByType(roleType: RoleType) {
+    const role = await this.roleTypeRepository.findOne({
+      where: {
+        type: roleType,
+      },
+    });
+    return role;
+  }
 }