import { createAdminClient } from '@spree/admin-sdk'

const client = createAdminClient({
  baseUrl: 'https://your-store.com',
  secretKey: 'sk_xxx',
})

await client.giftCards.delete('gc_K3zr8x')

spree api delete /gift_cards/{id}

{
  "error": {
    "code": "validation_error",
    "message": "Gift card cannot be deleted"
  }
}