Fix default page size.

src/pages/api/teams/index.ts

@@ -41,7 +41,11 @@ export default async (
   if (req.method === 'GET') {
     const { page, filter, pageSize } = req.query;
 
-    const results = await getTeamsByUserId(userId, { page, filter, pageSize: +pageSize || null });
+    const results = await getTeamsByUserId(userId, {
+      page,
+      filter,
+      pageSize: +pageSize || undefined,
+    });
 
     return ok(res, results);
   }