This is mainly a convenience release, to benefit from #3072 in Mill early

What's Changed

• Add Resolve.mapDependenciesOpt helper by @alexarchambault in #3072

Updates / maintenance

• Update scala-library, scala-reflect to 2.13.14 by @scala-steward in #2977
• Update http4s-dsl, http4s-server to 0.23.28 by @scala-steward in #3071

Full Changelog: v2.1.11...v2.1.12