v4.0.0-M15

Broken - please use M16!

This release is missing the core module from the published bundle. M16 fixes the problem.

What’s Changed

• Ox WebSockets (#2187) @kciesielski
• Add scala3 support for spray json (#2181) @MichelEdkrantz
• Fix broken links in docs (#2180) @Pask423

Dependency updates

• Update prometheus-metrics-core to 1.3.1 (#2189) @softwaremill-ci
• Update upickle to 3.3.1 (#2185) @softwaremill-ci
• Update prometheus-metrics-core to 1.3.0 (#2183) @softwaremill-ci
• Update fs2-core, fs2-io, ... to 2.5.12 (#2182) @softwaremill-ci
• Update zio, zio-streams to 2.1.1 (#2178) @softwaremill-ci
• Update opentelemetry-api, ... to 1.38.0 (#2177) @softwaremill-ci