api client refactor

apps/website/lib/dtos/LeagueMembershipsDto.ts

@@ -0,0 +1,9 @@
+import type { LeagueMemberViewModel } from '../apiClient';
+
+/**
+ * League memberships transport object
+ * Contains the list of league members
+ */
+export interface LeagueMembershipsDto {
+  members: LeagueMemberViewModel[];
+}