List waitlist

const { entries, pagination } = await kerne.waitlist.list({
  limit: 20,
  offset: 0,
  status: 'PENDING', // or 'INVITED' | 'REGISTERED'
});

{
  "entries": [
    {
      "id": "wl_123",
      "email": "[email protected]",
      "name": "Alice Doe",
      "status": "PENDING",
      "metadata": { "referral": "twitter" },
      "created_at": "2026-08-26T00:00:00.000Z"
    }
  ],
  "pagination": { "total": 240, "limit": 20, "offset": 0, "hasMore": true }
}