message: Update Server.auth example
diff: @@ -750,8 +750,8 @@ export class BaseServer<
  * and node ID. It should return a Promise with `true` or `false`.
  *
  * ```js
  - * server.auth(async ({ userId, token }) => {
  - * const user = await findUserByToken(token)
  + * server.auth(async ({ userId, cookie }) => {
  + * const user = await findUserByToken(cookie.token)
  * return !!user && userId === user.id
  * })
  * ```
  