`MockWebServer` and the `UPGRADE_TO_SSL_AT_END` socket option. (Only APIs on `mockwebserver3`
    are changed; the old `okhttp3.mockwebserver` APIs remain as they always have been.


## Version 5.0.0-alpha.7

_2022-04-26_

**This release introduces new Kotlin-friendly APIs.** When we migrated OkHttp from Java to Kotlin in
OkHttp 4.0, we kept our Java-first APIs. With 5.0 we're continuing to support Java and adding