bug fixes

• fix: Fixes sbt --client new combination by @MkDev11 in https://github.com/sbt/sbt/pull/8512
• fix: Fixes sbt new argument parsing on Windows by @MkDev11 in https://github.com/sbt/sbt/pull/8509
• fix: Fixes sbtopts files priority in sbt runner script by @mohansinghi in https://github.com/sbt/sbt/pull/8520
• fix: Fixes -X support on Windows batch runner by @GlobalStar117 in https://github.com/sbt/sbt/pull/8566
• fix: Fixes missing project directory on --addPluginSbtFile command by @azdrojowa123 in https://github.com/sbt/sbt/pull/8583
• fix: Invalidates update cache across commands when dependencies change by @calm329 in https://github.com/sbt/sbt/pull/8593
• fix: Fixes scala-reflect not found problem when Scala 3.8.1 is used transitively by @eed3si9n in https://github.com/sbt/sbt/pull/8633

behind the scenes

• ci: Upgrade launcher-package from sbt 0.13 to 1.x by @MkDev11 in https://github.com/sbt/sbt/pull/8493

Full Changelog: https://github.com/sbt/sbt/compare/v1.12.0...v1.12.1