SemVer Minor Special case EventLoopPromise.succeed() when Value is Void (#2311, patch credit to @mob-connection) SemVer Patch Tail allocate mutex and a generic value using ManagedBuffer (#2349, patch credit to @asdf-bro) Other Changes Add Swift 5.8 CI and update nightly CI to Ubuntu 22.04 (#2350) Lift alloc counter Package.swift to 5.1 and add platforms (#2352) Point docs to Swift Package Index (#2353) Fix flaky testTaskCancel_whenStreaming_andNotSuspended (#2355)