* ⬆ [pre-commit.ci] pre-commit autoupdate. PR [#5536](https://github.com/tiangolo/fastapi/pull/5536) by [@pre-commit-ci[bot]](https://github.com/apps/pre-commit-ci).
* 🐛 Fix internal Trio test warnings. PR [#5547](https://github.com/tiangolo/fastapi/pull/5547) by [@samuelcolvin](https://github.com/samuelcolvin).

   * Each OkHttpClient used to get its own instance of NullProxySelector, and because these weren't
   * equal their connections weren't pooled. That's a nasty performance bug!
   *
   * https://github.com/square/okhttp/issues/5519
   */
  @Test
  fun connectionPoolingWithFreshClientSamePool() {
    server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))
    server.enqueue(MockResponse(body = "ghi"))