List API Keys

curl https://neuralbox.top/api/v2/keys \
  -H "Authorization: Bearer nb_YOUR_API_KEY"

[
  {
    "id": 12,
    "name": "my-app-production",
    "key_preview": "nb_xxxx...abc",
    "created_at": "2026-03-01T10:00:00Z",
    "last_used_at": "2026-03-08T11:45:00Z"
  }
]